diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/AllocationPool.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/AllocationPool.java
similarity index 96%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/AllocationPool.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/AllocationPool.java
index feab8e3..85d1fa9 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/AllocationPool.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/AllocationPool.java
@@ -1,38 +1,38 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import org.onlab.packet.IpAddress;
-
-/**
- * The continuous IP address range between the start address and the end address for the allocation pools.
- */
-public interface AllocationPool {
-
-    /**
-     * The start address for the allocation pool.
-     *
-     * @return startIp
-     */
-    IpAddress startIp();
-
-    /**
-     * The end address for the allocation pool.
-     *
-     * @return endIp
-     */
-    IpAddress endIp();
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import org.onlab.packet.IpAddress;
+
+/**
+ * The continuous IP address range between the start address and the end address for the allocation pools.
+ */
+public interface AllocationPool {
+
+    /**
+     * The start address for the allocation pool.
+     *
+     * @return startIp
+     */
+    IpAddress startIp();
+
+    /**
+     * The end address for the allocation pool.
+     *
+     * @return endIp
+     */
+    IpAddress endIp();
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/AllowedAddressPair.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/AllowedAddressPair.java
similarity index 98%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/AllowedAddressPair.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/AllowedAddressPair.java
index 313a507..b60cb67 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/AllowedAddressPair.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/AllowedAddressPair.java
@@ -1,94 +1,94 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import java.util.Objects;
-
-import org.onlab.packet.IpAddress;
-import org.onlab.packet.MacAddress;
-
-/**
- * Immutable representation of a allowed address pair.
- */
-public final class AllowedAddressPair {
-    private final IpAddress ip;
-    private final MacAddress mac;
-    // Public construction is prohibited
-    private AllowedAddressPair(IpAddress ip, MacAddress mac) {
-        checkNotNull(ip, "IpAddress cannot be null");
-        checkNotNull(mac, "MacAddress cannot be null");
-        this.ip = ip;
-        this.mac = mac;
-    }
-    /**
-     * Returns the AllowedAddressPair ip address.
-     *
-     * @return ip address
-     */
-    public IpAddress ip() {
-        return ip;
-    }
-
-    /**
-     * Returns the AllowedAddressPair MAC address.
-     *
-     * @return MAC address
-     */
-    public MacAddress mac() {
-        return mac;
-    }
-
-
-    /**
-     * Creates a allowedAddressPair using the supplied ipAddress &amp;
-     * macAddress.
-     *
-     * @param ip IP address
-     * @param mac MAC address
-     * @return AllowedAddressPair
-     */
-    public static AllowedAddressPair allowedAddressPair(IpAddress ip,
-                                                        MacAddress mac) {
-        return new AllowedAddressPair(ip, mac);
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(ip, mac);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof AllowedAddressPair) {
-            final AllowedAddressPair that = (AllowedAddressPair) obj;
-            return Objects.equals(this.ip, that.ip)
-                    && Objects.equals(this.mac, that.mac);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("ip", ip).add("mac", mac).toString();
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.util.Objects;
+
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.MacAddress;
+
+/**
+ * Immutable representation of a allowed address pair.
+ */
+public final class AllowedAddressPair {
+    private final IpAddress ip;
+    private final MacAddress mac;
+    // Public construction is prohibited
+    private AllowedAddressPair(IpAddress ip, MacAddress mac) {
+        checkNotNull(ip, "IpAddress cannot be null");
+        checkNotNull(mac, "MacAddress cannot be null");
+        this.ip = ip;
+        this.mac = mac;
+    }
+    /**
+     * Returns the AllowedAddressPair ip address.
+     *
+     * @return ip address
+     */
+    public IpAddress ip() {
+        return ip;
+    }
+
+    /**
+     * Returns the AllowedAddressPair MAC address.
+     *
+     * @return MAC address
+     */
+    public MacAddress mac() {
+        return mac;
+    }
+
+
+    /**
+     * Creates a allowedAddressPair using the supplied ipAddress &amp;
+     * macAddress.
+     *
+     * @param ip IP address
+     * @param mac MAC address
+     * @return AllowedAddressPair
+     */
+    public static AllowedAddressPair allowedAddressPair(IpAddress ip,
+                                                        MacAddress mac) {
+        return new AllowedAddressPair(ip, mac);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(ip, mac);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof AllowedAddressPair) {
+            final AllowedAddressPair that = (AllowedAddressPair) obj;
+            return Objects.equals(this.ip, that.ip)
+                    && Objects.equals(this.mac, that.mac);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("ip", ip).add("mac", mac).toString();
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/BindingHostId.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/BindingHostId.java
new file mode 100644
index 0000000..da40387
--- /dev/null
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/BindingHostId.java
@@ -0,0 +1,57 @@
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.util.Objects;
+
+public final class BindingHostId {
+    private final String bindingHostId;
+
+    // Public construction is prohibited
+    private BindingHostId(String bindingHostId) {
+        checkNotNull(bindingHostId, "BindingHosttId cannot be null");
+        this.bindingHostId = bindingHostId;
+    }
+
+    /**
+     * Creates a BindingHostId identifier.
+     *
+     * @param bindingHostId the bindingHostId identifier
+     * @return the bindingHostId identifier
+     */
+    public static BindingHostId bindingHostId(String bindingHostId) {
+        return new BindingHostId(bindingHostId);
+    }
+
+    /**
+     * Returns the bindingHostId identifier.
+     *
+     * @return the bindingHostId identifier
+     */
+    public String bindingHostId() {
+        return bindingHostId;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(bindingHostId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof BindingHostId) {
+            final BindingHostId that = (BindingHostId) obj;
+            return this.getClass() == that.getClass()
+                    && Objects.equals(this.bindingHostId, that.bindingHostId);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return bindingHostId;
+    }
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultAllocationPool.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultAllocationPool.java
similarity index 98%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultAllocationPool.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultAllocationPool.java
index 2844de5..6a6a475 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultAllocationPool.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultAllocationPool.java
@@ -1,81 +1,81 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-import static com.google.common.base.Preconditions.checkNotNull;
-import java.util.Objects;
-
-import org.onlab.packet.IpAddress;
-
-/**
- * The continuous IP address range between the start address and the end address
- * for the allocation pools.
- */
-public final class DefaultAllocationPool implements AllocationPool {
-
-    private final IpAddress startIp;
-    private final IpAddress endIp;
-
-    /**
-     * Creates an AllocationPool by using the start IP address and the end IP
-     * address.
-     *
-     * @param startIp the start IP address of the allocation pool
-     * @param endIp the end IP address of the allocation pool
-     */
-    public DefaultAllocationPool(IpAddress startIp, IpAddress endIp) {
-        checkNotNull(startIp, "StartIp cannot be null");
-        checkNotNull(endIp, "EndIp cannot be null");
-        this.startIp = startIp;
-        this.endIp = endIp;
-    }
-
-    @Override
-    public IpAddress startIp() {
-        return startIp;
-    }
-
-    @Override
-    public IpAddress endIp() {
-        return endIp;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(startIp, endIp);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof DefaultAllocationPool) {
-            final DefaultAllocationPool other = (DefaultAllocationPool) obj;
-            return Objects.equals(this.startIp, other.startIp)
-                    && Objects.equals(this.endIp, other.endIp);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("startIp", startIp).add("endIp", endIp)
-                .toString();
-    }
-}
-
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
+import java.util.Objects;
+
+import org.onlab.packet.IpAddress;
+
+/**
+ * The continuous IP address range between the start address and the end address
+ * for the allocation pools.
+ */
+public final class DefaultAllocationPool implements AllocationPool {
+
+    private final IpAddress startIp;
+    private final IpAddress endIp;
+
+    /**
+     * Creates an AllocationPool by using the start IP address and the end IP
+     * address.
+     *
+     * @param startIp the start IP address of the allocation pool
+     * @param endIp the end IP address of the allocation pool
+     */
+    public DefaultAllocationPool(IpAddress startIp, IpAddress endIp) {
+        checkNotNull(startIp, "StartIp cannot be null");
+        checkNotNull(endIp, "EndIp cannot be null");
+        this.startIp = startIp;
+        this.endIp = endIp;
+    }
+
+    @Override
+    public IpAddress startIp() {
+        return startIp;
+    }
+
+    @Override
+    public IpAddress endIp() {
+        return endIp;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(startIp, endIp);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof DefaultAllocationPool) {
+            final DefaultAllocationPool other = (DefaultAllocationPool) obj;
+            return Objects.equals(this.startIp, other.startIp)
+                    && Objects.equals(this.endIp, other.endIp);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("startIp", startIp).add("endIp", endIp)
+                .toString();
+    }
+}
+
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultHostRoute.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultHostRoute.java
similarity index 98%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultHostRoute.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultHostRoute.java
index 2270a4b..c84ae18 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultHostRoute.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultHostRoute.java
@@ -1,79 +1,79 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-
-import java.util.Objects;
-
-import org.onlab.packet.IpAddress;
-import org.onlab.packet.IpPrefix;
-
-/**
- * Host route dictionaries for the subnet.
- */
-public final class DefaultHostRoute implements HostRoute {
-
-    private final IpAddress nexthop;
-    private final IpPrefix destination;
-
-    /**
-     *
-     * Creates a DefaultHostRoute by using the next hop and the destination.
-     *
-     * @param nexthop of the DefaultHostRoute
-     * @param destination of the DefaultHostRoute
-     */
-    public DefaultHostRoute(IpAddress nexthop, IpPrefix destination) {
-        this.nexthop = nexthop;
-        this.destination = destination;
-    }
-
-    @Override
-    public IpAddress nexthop() {
-        return nexthop;
-    }
-
-    @Override
-    public IpPrefix destination() {
-        return destination;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("nexthop", nexthop)
-                .add("destination", destination).toString();
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(nexthop, destination);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof DefaultHostRoute) {
-            final DefaultHostRoute other = (DefaultHostRoute) obj;
-            return Objects.equals(this.nexthop, other.nexthop)
-                    && Objects.equals(this.destination, other.destination);
-        }
-        return false;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.IpPrefix;
+
+/**
+ * Host route dictionaries for the subnet.
+ */
+public final class DefaultHostRoute implements HostRoute {
+
+    private final IpAddress nexthop;
+    private final IpPrefix destination;
+
+    /**
+     *
+     * Creates a DefaultHostRoute by using the next hop and the destination.
+     *
+     * @param nexthop of the DefaultHostRoute
+     * @param destination of the DefaultHostRoute
+     */
+    public DefaultHostRoute(IpAddress nexthop, IpPrefix destination) {
+        this.nexthop = nexthop;
+        this.destination = destination;
+    }
+
+    @Override
+    public IpAddress nexthop() {
+        return nexthop;
+    }
+
+    @Override
+    public IpPrefix destination() {
+        return destination;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("nexthop", nexthop)
+                .add("destination", destination).toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(nexthop, destination);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof DefaultHostRoute) {
+            final DefaultHostRoute other = (DefaultHostRoute) obj;
+            return Objects.equals(this.nexthop, other.nexthop)
+                    && Objects.equals(this.destination, other.destination);
+        }
+        return false;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultSubnet.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultSubnet.java
similarity index 98%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultSubnet.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultSubnet.java
index c7c6e6f..6311a80 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultSubnet.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultSubnet.java
@@ -1,181 +1,182 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-
-import java.util.Objects;
-
-import org.onlab.packet.IpAddress;
-import org.onlab.packet.IpAddress.Version;
-import org.onlab.packet.IpPrefix;
-
-/**
- * Default implementation of Subnet interface .
- */
-public final class DefaultSubnet implements Subnet {
-    private final SubnetId id;
-    private final String subnetName;
-    private final TenantNetworkId networkId;
-    private final TenantId tenantId;
-    private final Version ipVersion;
-    private final IpPrefix cidr;
-    private final IpAddress gatewayIp;
-    private final boolean dhcpEnabled;
-    private final boolean shared;
-    private final Mode ipV6AddressMode;
-    private final Mode ipV6RaMode;
-    private final Iterable<HostRoute> hostRoutes;
-    private final Iterable<AllocationPool> allocationPools;
-
-    /**
-     * Creates a subnet object.
-     *
-     * @param id subnet identifier
-     * @param subnetName the name of subnet
-     * @param networkId network identifier
-     * @param tenantId tenant identifier
-     * @param cidr the cidr
-     * @param gatewayIp gateway ip
-     * @param dhcpEnabled dhcp enabled or not
-     * @param shared indicates whether this network is shared across all
-     *            tenants, By default, only administrative user can change this
-     *            value
-     * @param hostRoutes a collection of host routes
-     * @param ipV6AddressMode ipV6AddressMode
-     * @param ipV6RaMode ipV6RaMode
-     * @param allocationPoolsIt a collection of allocationPools
-     */
-    public DefaultSubnet(SubnetId id, String subnetName,
-                         TenantNetworkId networkId, TenantId tenantId,
-                         Version ipVersion, IpPrefix cidr, IpAddress gatewayIp,
-                         boolean dhcpEnabled, boolean shared,
-                         Iterable<HostRoute> hostRoutes, Mode ipV6AddressMode,
-                         Mode ipV6RaMode,
-                         Iterable<AllocationPool> allocationPoolsIt) {
-        this.id = id;
-        this.subnetName = subnetName;
-        this.networkId = networkId;
-        this.tenantId = tenantId;
-        this.ipVersion = ipVersion;
-        this.cidr = cidr;
-        this.gatewayIp = gatewayIp;
-        this.dhcpEnabled = dhcpEnabled;
-        this.shared = shared;
-        this.ipV6AddressMode = ipV6AddressMode;
-        this.ipV6RaMode = ipV6RaMode;
-        this.hostRoutes = hostRoutes;
-        this.allocationPools = allocationPoolsIt;
-    }
-
-    @Override
-    public SubnetId id() {
-        return id;
-    }
-
-    @Override
-    public String subnetName() {
-        return subnetName;
-    }
-
-    @Override
-    public TenantNetworkId networkId() {
-        return networkId;
-    }
-
-    @Override
-    public TenantId tenantId() {
-        return tenantId;
-    }
-
-    @Override
-    public Version ipVersion() {
-        return ipVersion;
-    }
-
-    @Override
-    public IpPrefix cidr() {
-        return cidr;
-    }
-
-    @Override
-    public IpAddress gatewayIp() {
-        return gatewayIp;
-    }
-
-    @Override
-    public boolean dhcpEnabled() {
-        return dhcpEnabled;
-    }
-
-    @Override
-    public boolean shared() {
-        return shared;
-    }
-
-    @Override
-    public Iterable<HostRoute> hostRoutes() {
-        return hostRoutes;
-    }
-
-    @Override
-    public Mode ipV6AddressMode() {
-        return ipV6AddressMode;
-    }
-
-    @Override
-    public Mode ipV6RaMode() {
-        return ipV6RaMode;
-    }
-
-    @Override
-    public Iterable<AllocationPool> allocationPools() {
-        return allocationPools;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(id, subnetName, ipVersion, cidr, gatewayIp,
-                            dhcpEnabled, shared, tenantId);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof DefaultSubnet) {
-            final DefaultSubnet that = (DefaultSubnet) obj;
-            return Objects.equals(this.id, that.id)
-                    && Objects.equals(this.subnetName, that.subnetName)
-                    && Objects.equals(this.ipVersion, that.ipVersion)
-                    && Objects.equals(this.cidr, that.cidr)
-                    && Objects.equals(this.shared, that.shared)
-                    && Objects.equals(this.gatewayIp, that.gatewayIp)
-                    && Objects.equals(this.dhcpEnabled, that.dhcpEnabled);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("id", id).add("subnetName", subnetName)
-                .add("ipVersion", ipVersion).add("cidr", cidr)
-                .add("shared", shared).add("gatewayIp", gatewayIp)
-                .add("dhcpEnabled", dhcpEnabled).toString();
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.IpAddress.Version;
+import org.onlab.packet.IpPrefix;
+
+/**
+ * Default implementation of Subnet interface .
+ */
+public final class DefaultSubnet implements Subnet {
+    private final SubnetId id;
+    private final String subnetName;
+    private final TenantNetworkId networkId;
+    private final TenantId tenantId;
+    private final Version ipVersion;
+    private final IpPrefix cidr;
+    private final IpAddress gatewayIp;
+    private final boolean dhcpEnabled;
+    private final boolean shared;
+    private final Mode ipV6AddressMode;
+    private final Mode ipV6RaMode;
+    private final Iterable<HostRoute> hostRoutes;
+    private final Iterable<AllocationPool> allocationPools;
+
+    /**
+     * Creates a subnet object.
+     *
+     * @param id subnet identifier
+     * @param subnetName the name of subnet
+     * @param networkId network identifier
+     * @param tenantId tenant identifier
+     * @param ipVersion Version of ipv4 or ipv6
+     * @param cidr the cidr
+     * @param gatewayIp gateway ip
+     * @param dhcpEnabled dhcp enabled or not
+     * @param shared indicates whether this network is shared across all
+     *            tenants, By default, only administrative user can change this
+     *            value
+     * @param hostRoutes a collection of host routes
+     * @param ipV6AddressMode ipV6AddressMode
+     * @param ipV6RaMode ipV6RaMode
+     * @param allocationPoolsIt a collection of allocationPools
+     */
+    public DefaultSubnet(SubnetId id, String subnetName,
+                         TenantNetworkId networkId, TenantId tenantId,
+                         Version ipVersion, IpPrefix cidr, IpAddress gatewayIp,
+                         boolean dhcpEnabled, boolean shared,
+                         Iterable<HostRoute> hostRoutes, Mode ipV6AddressMode,
+                         Mode ipV6RaMode,
+                         Iterable<AllocationPool> allocationPoolsIt) {
+        this.id = id;
+        this.subnetName = subnetName;
+        this.networkId = networkId;
+        this.tenantId = tenantId;
+        this.ipVersion = ipVersion;
+        this.cidr = cidr;
+        this.gatewayIp = gatewayIp;
+        this.dhcpEnabled = dhcpEnabled;
+        this.shared = shared;
+        this.ipV6AddressMode = ipV6AddressMode;
+        this.ipV6RaMode = ipV6RaMode;
+        this.hostRoutes = hostRoutes;
+        this.allocationPools = allocationPoolsIt;
+    }
+
+    @Override
+    public SubnetId id() {
+        return id;
+    }
+
+    @Override
+    public String subnetName() {
+        return subnetName;
+    }
+
+    @Override
+    public TenantNetworkId networkId() {
+        return networkId;
+    }
+
+    @Override
+    public TenantId tenantId() {
+        return tenantId;
+    }
+
+    @Override
+    public Version ipVersion() {
+        return ipVersion;
+    }
+
+    @Override
+    public IpPrefix cidr() {
+        return cidr;
+    }
+
+    @Override
+    public IpAddress gatewayIp() {
+        return gatewayIp;
+    }
+
+    @Override
+    public boolean dhcpEnabled() {
+        return dhcpEnabled;
+    }
+
+    @Override
+    public boolean shared() {
+        return shared;
+    }
+
+    @Override
+    public Iterable<HostRoute> hostRoutes() {
+        return hostRoutes;
+    }
+
+    @Override
+    public Mode ipV6AddressMode() {
+        return ipV6AddressMode;
+    }
+
+    @Override
+    public Mode ipV6RaMode() {
+        return ipV6RaMode;
+    }
+
+    @Override
+    public Iterable<AllocationPool> allocationPools() {
+        return allocationPools;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id, subnetName, ipVersion, cidr, gatewayIp,
+                            dhcpEnabled, shared, tenantId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof DefaultSubnet) {
+            final DefaultSubnet that = (DefaultSubnet) obj;
+            return Objects.equals(this.id, that.id)
+                    && Objects.equals(this.subnetName, that.subnetName)
+                    && Objects.equals(this.ipVersion, that.ipVersion)
+                    && Objects.equals(this.cidr, that.cidr)
+                    && Objects.equals(this.shared, that.shared)
+                    && Objects.equals(this.gatewayIp, that.gatewayIp)
+                    && Objects.equals(this.dhcpEnabled, that.dhcpEnabled);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("id", id).add("subnetName", subnetName)
+                .add("ipVersion", ipVersion).add("cidr", cidr)
+                .add("shared", shared).add("gatewayIp", gatewayIp)
+                .add("dhcpEnabled", dhcpEnabled).toString();
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultTenantNetwork.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultTenantNetwork.java
similarity index 99%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultTenantNetwork.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultTenantNetwork.java
index f287def..2165078 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultTenantNetwork.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultTenantNetwork.java
@@ -1,160 +1,160 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-
-import java.util.Objects;
-
-/**
- * Default implementation of  TenantNetwork interface.
- */
-public final class DefaultTenantNetwork implements TenantNetwork {
-    private final TenantNetworkId id;
-    private final String name;
-    private final boolean adminStateUp;
-    private final State state;
-    private final boolean shared;
-    private final Type type;
-    private final TenantId tenantId;
-    private final boolean routerExternal;
-    private final PhysicalNetwork physicalNetwork;
-    private final SegmentationId segmentationId;
-
-    /**
-     * Creates a neutronNetwork element attributed to the specified provider.
-     *
-     * @param id  network identifier
-     * @param name the network name
-     * @param adminStateUp administrative state of the network
-     * @param state the network state
-     * @param shared indicates whether this network is shared across all
-     *            tenants, By default, only administrative user can change this
-     *            value
-     * @param tenantId tenant identifier
-     * @param routerExternal network routerExternal
-     * @param type the network type
-     * @param physicalNetwork physicalNetwork identifier
-     * @param segmentationId segmentation identifier
-     */
-    public DefaultTenantNetwork(TenantNetworkId id, String name,
-                                boolean adminStateUp, State state,
-                                boolean shared, TenantId tenantId,
-                                boolean routerExternal, Type type,
-                                PhysicalNetwork physicalNetwork,
-                                SegmentationId segmentationId) {
-        this.id = id;
-        this.name = name;
-        this.adminStateUp = adminStateUp;
-        this.state = state;
-        this.shared = shared;
-        this.type = type;
-        this.tenantId = tenantId;
-        this.routerExternal = routerExternal;
-        this.physicalNetwork = physicalNetwork;
-        this.segmentationId = segmentationId;
-    }
-
-    @Override
-    public TenantNetworkId id() {
-        return id;
-    }
-
-    @Override
-    public String name() {
-        return name;
-    }
-
-    @Override
-    public boolean adminStateUp() {
-        return adminStateUp;
-    }
-
-    @Override
-    public State state() {
-        return state;
-    }
-
-    @Override
-    public boolean shared() {
-        return shared;
-    }
-
-    @Override
-    public TenantId tenantId() {
-        return tenantId;
-    }
-
-    @Override
-    public boolean routerExternal() {
-        return routerExternal;
-    }
-
-    @Override
-    public Type type() {
-        return type;
-    }
-
-    @Override
-    public PhysicalNetwork physicalNetwork() {
-        return physicalNetwork;
-    }
-
-    @Override
-    public SegmentationId segmentationId() {
-        return segmentationId;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(id, name, adminStateUp, state, shared, tenantId,
-                            routerExternal, type, physicalNetwork,
-                            segmentationId);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof DefaultTenantNetwork) {
-            final DefaultTenantNetwork that = (DefaultTenantNetwork) obj;
-            return Objects.equals(this.id, that.id)
-                    && Objects.equals(this.name, that.name)
-                    && Objects.equals(this.adminStateUp, that.adminStateUp)
-                    && Objects.equals(this.state, that.state)
-                    && Objects.equals(this.shared, that.shared)
-                    && Objects.equals(this.tenantId, that.tenantId)
-                    && Objects.equals(this.routerExternal, that.routerExternal)
-                    && Objects.equals(this.type, that.type)
-                    && Objects.equals(this.physicalNetwork,
-                                      that.physicalNetwork)
-                    && Objects.equals(this.segmentationId, that.segmentationId);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("id", id).add("name", name)
-                .add("adminStateUp", adminStateUp).add("state", state)
-                .add("shared", shared).add("tenantId", tenantId)
-                .add("routeExternal", routerExternal).add("type", type)
-                .add("physicalNetwork", physicalNetwork)
-                .add("segmentationId", segmentationId).toString();
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Objects;
+
+/**
+ * Default implementation of  TenantNetwork interface.
+ */
+public final class DefaultTenantNetwork implements TenantNetwork {
+    private final TenantNetworkId id;
+    private final String name;
+    private final boolean adminStateUp;
+    private final State state;
+    private final boolean shared;
+    private final Type type;
+    private final TenantId tenantId;
+    private final boolean routerExternal;
+    private final PhysicalNetwork physicalNetwork;
+    private final SegmentationId segmentationId;
+
+    /**
+     * Creates a neutronNetwork element attributed to the specified provider.
+     *
+     * @param id  network identifier
+     * @param name the network name
+     * @param adminStateUp administrative state of the network
+     * @param state the network state
+     * @param shared indicates whether this network is shared across all
+     *            tenants, By default, only administrative user can change this
+     *            value
+     * @param tenantId tenant identifier
+     * @param routerExternal network routerExternal
+     * @param type the network type
+     * @param physicalNetwork physicalNetwork identifier
+     * @param segmentationId segmentation identifier
+     */
+    public DefaultTenantNetwork(TenantNetworkId id, String name,
+                                boolean adminStateUp, State state,
+                                boolean shared, TenantId tenantId,
+                                boolean routerExternal, Type type,
+                                PhysicalNetwork physicalNetwork,
+                                SegmentationId segmentationId) {
+        this.id = id;
+        this.name = name;
+        this.adminStateUp = adminStateUp;
+        this.state = state;
+        this.shared = shared;
+        this.type = type;
+        this.tenantId = tenantId;
+        this.routerExternal = routerExternal;
+        this.physicalNetwork = physicalNetwork;
+        this.segmentationId = segmentationId;
+    }
+
+    @Override
+    public TenantNetworkId id() {
+        return id;
+    }
+
+    @Override
+    public String name() {
+        return name;
+    }
+
+    @Override
+    public boolean adminStateUp() {
+        return adminStateUp;
+    }
+
+    @Override
+    public State state() {
+        return state;
+    }
+
+    @Override
+    public boolean shared() {
+        return shared;
+    }
+
+    @Override
+    public TenantId tenantId() {
+        return tenantId;
+    }
+
+    @Override
+    public boolean routerExternal() {
+        return routerExternal;
+    }
+
+    @Override
+    public Type type() {
+        return type;
+    }
+
+    @Override
+    public PhysicalNetwork physicalNetwork() {
+        return physicalNetwork;
+    }
+
+    @Override
+    public SegmentationId segmentationId() {
+        return segmentationId;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id, name, adminStateUp, state, shared, tenantId,
+                            routerExternal, type, physicalNetwork,
+                            segmentationId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof DefaultTenantNetwork) {
+            final DefaultTenantNetwork that = (DefaultTenantNetwork) obj;
+            return Objects.equals(this.id, that.id)
+                    && Objects.equals(this.name, that.name)
+                    && Objects.equals(this.adminStateUp, that.adminStateUp)
+                    && Objects.equals(this.state, that.state)
+                    && Objects.equals(this.shared, that.shared)
+                    && Objects.equals(this.tenantId, that.tenantId)
+                    && Objects.equals(this.routerExternal, that.routerExternal)
+                    && Objects.equals(this.type, that.type)
+                    && Objects.equals(this.physicalNetwork,
+                                      that.physicalNetwork)
+                    && Objects.equals(this.segmentationId, that.segmentationId);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("id", id).add("name", name)
+                .add("adminStateUp", adminStateUp).add("state", state)
+                .add("shared", shared).add("tenantId", tenantId)
+                .add("routeExternal", routerExternal).add("type", type)
+                .add("physicalNetwork", physicalNetwork)
+                .add("segmentationId", segmentationId).toString();
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultVirtualPort.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultVirtualPort.java
similarity index 91%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultVirtualPort.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultVirtualPort.java
index 1965733..4de131a 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/DefaultVirtualPort.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultVirtualPort.java
@@ -1,229 +1,229 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-
-import java.util.Collection;
-import java.util.Map;
-import java.util.Objects;
-
-import org.onlab.packet.MacAddress;
-import org.onosproject.net.DeviceId;
-import org.onosproject.net.HostId;
-
-/**
- * Default implementation of VirtualPort interface .
- */
-public final class DefaultVirtualPort implements VirtualPort {
-    private final VirtualPortId id;
-    private final TenantNetworkId networkId;
-    private final Boolean adminStateUp;
-    private final String name;
-    private final State state;
-    private final MacAddress macAddress;
-    private final TenantId tenantId;
-    private final String deviceOwner;
-    private final DeviceId deviceId;
-    private final FixedIp fixedIp;
-    private final HostId bindingHostId;
-    private final String bindingVnicType;
-    private final String bindingVifType;
-    private final String bindingVifDetails;
-    private final Collection<AllowedAddressPair> allowedAddressPairs;
-    private final Collection<SecurityGroup> securityGroups;
-
-    /**
-     * Creates a VirtualPort object.
-     *
-     * @param id the virtual port identifier
-     * @param networkId the network identifier
-     * @param adminStateUp adminStateup true or false
-     * @param strMap the map of properties of virtual port
-     * @param state virtual port state
-     * @param macAddress the MAC address
-     * @param tenantId the tenant identifier
-     * @param deviceId the device identifier
-     * @param fixedIp the fixed IP
-     * @param bindingHostId the binding host identifier
-     * @param allowedAddressPairs the collection of allowdeAddressPairs
-     * @param securityGroups the collection of securityGroups
-     */
-    public DefaultVirtualPort(VirtualPortId id,
-                              TenantNetworkId networkId,
-                              Boolean adminStateUp,
-                              Map<String, String> strMap,
-                              State state,
-                              MacAddress macAddress,
-                              TenantId tenantId,
-                              DeviceId deviceId,
-                              FixedIp fixedIp,
-                              HostId bindingHostId,
-                              Collection<AllowedAddressPair> allowedAddressPairs,
-                              Collection<SecurityGroup> securityGroups) {
-        this.id = id;
-        this.networkId = networkId;
-        this.adminStateUp = adminStateUp;
-        this.name = strMap.get("name");
-        this.state = state;
-        this.macAddress = macAddress;
-        this.tenantId = tenantId;
-        this.deviceOwner = strMap.get("deviceOwner");
-        this.deviceId = deviceId;
-        this.fixedIp = fixedIp;
-        this.bindingHostId = bindingHostId;
-        this.bindingVnicType = strMap.get("bindingVnicType");
-        this.bindingVifType = strMap.get("bindingVifType");
-        this.bindingVifDetails = strMap.get("bindingVifDetails");
-        this.allowedAddressPairs = allowedAddressPairs;
-        this.securityGroups = securityGroups;
-    }
-
-    @Override
-    public VirtualPortId portId() {
-        return id;
-    }
-
-    @Override
-    public TenantNetworkId networkId() {
-        return networkId;
-    }
-
-    @Override
-    public String name() {
-        return name;
-    }
-
-    @Override
-    public boolean adminStateUp() {
-        return adminStateUp;
-    }
-
-    @Override
-    public State state() {
-        return state;
-    }
-
-    @Override
-    public MacAddress macAddress() {
-        return macAddress;
-    }
-
-    @Override
-    public TenantId tenantId() {
-        return tenantId;
-    }
-
-    @Override
-    public DeviceId deviceId() {
-        return deviceId;
-    }
-
-    @Override
-    public String deviceOwner() {
-        return deviceOwner;
-    }
-
-    @Override
-    public Collection<AllowedAddressPair> allowedAddressPairs() {
-        return allowedAddressPairs;
-    }
-
-    @Override
-    public FixedIp fixedIps() {
-        return fixedIp;
-    }
-
-    @Override
-    public HostId bindingHostId() {
-        return bindingHostId;
-    }
-
-    @Override
-    public String bindingVnicType() {
-        return bindingVifType;
-    }
-
-    @Override
-    public String bindingVifType() {
-        return bindingVifType;
-    }
-
-    @Override
-    public String bindingVifDetails() {
-        return bindingVifDetails;
-    }
-
-    @Override
-    public Collection<SecurityGroup> securityGroups() {
-        return securityGroups;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(id, networkId, adminStateUp, name, state,
-                            macAddress, tenantId, deviceId, deviceOwner,
-                            allowedAddressPairs, fixedIp, bindingHostId,
-                            bindingVnicType, bindingVifType, bindingVifDetails,
-                            securityGroups);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof DefaultVirtualPort) {
-            final DefaultVirtualPort that = (DefaultVirtualPort) obj;
-            return Objects.equals(this.id, that.id)
-                    && Objects.equals(this.networkId, that.networkId)
-                    && Objects.equals(this.adminStateUp, that.adminStateUp)
-                    && Objects.equals(this.state, that.state)
-                    && Objects.equals(this.name, that.name)
-                    && Objects.equals(this.tenantId, that.tenantId)
-                    && Objects.equals(this.macAddress, that.macAddress)
-                    && Objects.equals(this.deviceId, that.deviceId)
-                    && Objects.equals(this.deviceOwner, that.deviceOwner)
-                    && Objects.equals(this.allowedAddressPairs,
-                                      that.allowedAddressPairs)
-                    && Objects.equals(this.fixedIp, that.fixedIp)
-                    && Objects.equals(this.bindingHostId, that.bindingHostId)
-                    && Objects.equals(this.bindingVifDetails,
-                                      that.bindingVifDetails)
-                    && Objects.equals(this.bindingVifType, that.bindingVifType)
-                    && Objects.equals(this.bindingVnicType,
-                                      that.bindingVnicType)
-                    && Objects.equals(this.securityGroups, that.securityGroups);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("id", id).add("network_id", networkId)
-                .add("adminStateUp", adminStateUp).add("state", state)
-                .add("name", name).add("state", state)
-                .add("macAddress", macAddress).add("tenantId", tenantId)
-                .add("deviced", deviceId).add("deviceOwner", deviceOwner)
-                .add("allowedAddressPairs", allowedAddressPairs)
-                .add("fixedIp", fixedIp).add("bindingHostId", bindingHostId)
-                .add("bindingVnicType", bindingVnicType)
-                .add("bindingVifDetails", bindingVifDetails)
-                .add("bindingVifType", bindingVifType)
-                .add("securityGroups", securityGroups).toString();
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+import java.util.Collection;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Set;
+
+import org.onlab.packet.MacAddress;
+import org.onosproject.net.DeviceId;
+
+/**
+ * Default implementation of VirtualPort interface .
+ */
+public final class DefaultVirtualPort implements VirtualPort {
+    private final VirtualPortId id;
+    private final TenantNetworkId networkId;
+    private final Boolean adminStateUp;
+    private final String name;
+    private final State state;
+    private final MacAddress macAddress;
+    private final TenantId tenantId;
+    private final String deviceOwner;
+    private final DeviceId deviceId;
+    private final Set<FixedIp> fixedIps;
+    private final BindingHostId bindingHostId;
+    private final String bindingVnicType;
+    private final String bindingVifType;
+    private final String bindingVifDetails;
+    private final Collection<AllowedAddressPair> allowedAddressPairs;
+    private final Collection<SecurityGroup> securityGroups;
+
+    /**
+     * Creates a VirtualPort object.
+     *
+     * @param id the virtual port identifier
+     * @param networkId the network identifier
+     * @param adminStateUp adminStateup true or false
+     * @param strMap the map of properties of virtual port
+     * @param state virtual port state
+     * @param macAddress the MAC address
+     * @param tenantId the tenant identifier
+     * @param deviceId the device identifier
+     * @param fixedIps set of fixed IP
+     * @param bindingHostId the binding host identifier
+     * @param allowedAddressPairs the collection of allowdeAddressPairs
+     * @param securityGroups the collection of securityGroups
+     */
+    public DefaultVirtualPort(VirtualPortId id,
+                              TenantNetworkId networkId,
+                              Boolean adminStateUp,
+                              Map<String, String> strMap,
+                              State state,
+                              MacAddress macAddress,
+                              TenantId tenantId,
+                              DeviceId deviceId,
+                              Set<FixedIp> fixedIps,
+                              BindingHostId bindingHostId,
+                              Collection<AllowedAddressPair> allowedAddressPairs,
+                              Collection<SecurityGroup> securityGroups) {
+        this.id = id;
+        this.networkId = networkId;
+        this.adminStateUp = adminStateUp;
+        this.name = strMap.get("name");
+        this.state = state;
+        this.macAddress = macAddress;
+        this.tenantId = tenantId;
+        this.deviceOwner = strMap.get("deviceOwner");
+        this.deviceId = deviceId;
+        this.fixedIps = fixedIps;
+        this.bindingHostId = bindingHostId;
+        this.bindingVnicType = strMap.get("bindingVnicType");
+        this.bindingVifType = strMap.get("bindingVifType");
+        this.bindingVifDetails = strMap.get("bindingVifDetails");
+        this.allowedAddressPairs = allowedAddressPairs;
+        this.securityGroups = securityGroups;
+    }
+
+    @Override
+    public VirtualPortId portId() {
+        return id;
+    }
+
+    @Override
+    public TenantNetworkId networkId() {
+        return networkId;
+    }
+
+    @Override
+    public String name() {
+        return name;
+    }
+
+    @Override
+    public boolean adminStateUp() {
+        return adminStateUp;
+    }
+
+    @Override
+    public State state() {
+        return state;
+    }
+
+    @Override
+    public MacAddress macAddress() {
+        return macAddress;
+    }
+
+    @Override
+    public TenantId tenantId() {
+        return tenantId;
+    }
+
+    @Override
+    public DeviceId deviceId() {
+        return deviceId;
+    }
+
+    @Override
+    public String deviceOwner() {
+        return deviceOwner;
+    }
+
+    @Override
+    public Collection<AllowedAddressPair> allowedAddressPairs() {
+        return allowedAddressPairs;
+    }
+
+    @Override
+    public Set<FixedIp> fixedIps() {
+        return fixedIps;
+    }
+
+    @Override
+    public BindingHostId bindingHostId() {
+        return bindingHostId;
+    }
+
+    @Override
+    public String bindingVnicType() {
+        return bindingVifType;
+    }
+
+    @Override
+    public String bindingVifType() {
+        return bindingVifType;
+    }
+
+    @Override
+    public String bindingVifDetails() {
+        return bindingVifDetails;
+    }
+
+    @Override
+    public Collection<SecurityGroup> securityGroups() {
+        return securityGroups;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(id, networkId, adminStateUp, name, state,
+                            macAddress, tenantId, deviceId, deviceOwner,
+                            allowedAddressPairs, fixedIps, bindingHostId,
+                            bindingVnicType, bindingVifType, bindingVifDetails,
+                            securityGroups);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof DefaultVirtualPort) {
+            final DefaultVirtualPort that = (DefaultVirtualPort) obj;
+            return Objects.equals(this.id, that.id)
+                    && Objects.equals(this.networkId, that.networkId)
+                    && Objects.equals(this.adminStateUp, that.adminStateUp)
+                    && Objects.equals(this.state, that.state)
+                    && Objects.equals(this.name, that.name)
+                    && Objects.equals(this.tenantId, that.tenantId)
+                    && Objects.equals(this.macAddress, that.macAddress)
+                    && Objects.equals(this.deviceId, that.deviceId)
+                    && Objects.equals(this.deviceOwner, that.deviceOwner)
+                    && Objects.equals(this.allowedAddressPairs,
+                                      that.allowedAddressPairs)
+                    && Objects.equals(this.fixedIps, that.fixedIps)
+                    && Objects.equals(this.bindingHostId, that.bindingHostId)
+                    && Objects.equals(this.bindingVifDetails,
+                                      that.bindingVifDetails)
+                    && Objects.equals(this.bindingVifType, that.bindingVifType)
+                    && Objects.equals(this.bindingVnicType,
+                                      that.bindingVnicType)
+                    && Objects.equals(this.securityGroups, that.securityGroups);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("id", id).add("network_id", networkId)
+                .add("adminStateUp", adminStateUp).add("state", state)
+                .add("name", name).add("state", state)
+                .add("macAddress", macAddress).add("tenantId", tenantId)
+                .add("deviced", deviceId).add("deviceOwner", deviceOwner)
+                .add("allowedAddressPairs", allowedAddressPairs)
+                .add("fixedIp", fixedIps).add("bindingHostId", bindingHostId)
+                .add("bindingVnicType", bindingVnicType)
+                .add("bindingVifDetails", bindingVifDetails)
+                .add("bindingVifType", bindingVifType)
+                .add("securityGroups", securityGroups).toString();
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/FixedIp.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/FixedIp.java
similarity index 98%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/FixedIp.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/FixedIp.java
index 82c86fd..dcfb72a 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/FixedIp.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/FixedIp.java
@@ -1,93 +1,93 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import java.util.Objects;
-
-import org.onlab.packet.IpAddress;
-
-/**
- * Immutable representation of a IP address for the port, Include the IP address
- * and subnet identity.
- */
-public final class FixedIp {
-    private final SubnetId subnetId;
-    private final IpAddress ip;
-    // Public construction is prohibited
-    private FixedIp(SubnetId subnetId, IpAddress ip) {
-        checkNotNull(subnetId, "SubnetId cannot be null");
-        checkNotNull(ip, "IpAddress cannot be null");
-        this.subnetId = subnetId;
-        this.ip = ip;
-    }
-
-    /**
-     * Returns the FixedIp subnet identifier.
-     *
-     * @return subnet identifier
-     */
-    public SubnetId subnetId() {
-        return subnetId;
-    }
-
-    /**
-     * Returns the FixedIp IP address.
-     *
-     * @return IP address
-     */
-    public IpAddress ip() {
-        return ip;
-    }
-
-    /**
-     * Creates a fixed ip using the supplied fixedIp.
-     *
-     * @param subnetId subnet identity
-     * @param ip IP address
-     * @return FixedIp
-     */
-    public static FixedIp fixedIp(SubnetId subnetId, IpAddress ip) {
-        return new FixedIp(subnetId, ip);
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(subnetId, ip);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof FixedIp) {
-            final FixedIp that = (FixedIp) obj;
-            return Objects.equals(this.subnetId, that.subnetId)
-                    && Objects.equals(this.ip, that.ip);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("subnetId", subnetId).add("ip", ip)
-                .toString();
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.util.Objects;
+
+import org.onlab.packet.IpAddress;
+
+/**
+ * Immutable representation of a IP address for the port, Include the IP address
+ * and subnet identity.
+ */
+public final class FixedIp {
+    private final SubnetId subnetId;
+    private final IpAddress ip;
+    // Public construction is prohibited
+    private FixedIp(SubnetId subnetId, IpAddress ip) {
+        checkNotNull(subnetId, "SubnetId cannot be null");
+        checkNotNull(ip, "IpAddress cannot be null");
+        this.subnetId = subnetId;
+        this.ip = ip;
+    }
+
+    /**
+     * Returns the FixedIp subnet identifier.
+     *
+     * @return subnet identifier
+     */
+    public SubnetId subnetId() {
+        return subnetId;
+    }
+
+    /**
+     * Returns the FixedIp IP address.
+     *
+     * @return IP address
+     */
+    public IpAddress ip() {
+        return ip;
+    }
+
+    /**
+     * Creates a fixed ip using the supplied fixedIp.
+     *
+     * @param subnetId subnet identity
+     * @param ip IP address
+     * @return FixedIp
+     */
+    public static FixedIp fixedIp(SubnetId subnetId, IpAddress ip) {
+        return new FixedIp(subnetId, ip);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(subnetId, ip);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof FixedIp) {
+            final FixedIp that = (FixedIp) obj;
+            return Objects.equals(this.subnetId, that.subnetId)
+                    && Objects.equals(this.ip, that.ip);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("subnetId", subnetId).add("ip", ip)
+                .toString();
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/HostRoute.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/HostRoute.java
similarity index 96%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/HostRoute.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/HostRoute.java
index 77f930c..74c2816 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/HostRoute.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/HostRoute.java
@@ -1,39 +1,39 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import org.onlab.packet.IpAddress;
-import org.onlab.packet.IpPrefix;
-
-/**
- * Host route dictionaries for the subnet.
- */
-public interface HostRoute {
-
-    /**
-     * Returns the next hop address.
-     *
-     * @return next hop address
-     */
-    IpAddress nexthop();
-
-    /**
-     * Returns the destination address.
-     *
-     * @return destination address
-     */
-    IpPrefix destination();
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.IpPrefix;
+
+/**
+ * Host route dictionaries for the subnet.
+ */
+public interface HostRoute {
+
+    /**
+     * Returns the next hop address.
+     *
+     * @return next hop address
+     */
+    IpAddress nexthop();
+
+    /**
+     * Returns the destination address.
+     *
+     * @return destination address
+     */
+    IpPrefix destination();
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/PhysicalNetwork.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/PhysicalNetwork.java
similarity index 62%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/PhysicalNetwork.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/PhysicalNetwork.java
index 5b0e0f2..6a0c5cb 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/PhysicalNetwork.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/PhysicalNetwork.java
@@ -1,77 +1,78 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import java.util.Objects;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-/**
- * Immutable representation of a physicalnetwork identity.
- */
-public final class PhysicalNetwork {
-
-    private final String physicalnetwork;
-
-    // Public construction is prohibited
-    private PhysicalNetwork(String physicalnetwork) {
-        checkNotNull(physicalnetwork, "Physicalnetwork cannot be null");
-        this.physicalnetwork = physicalnetwork;
-    }
-
-    /**
-     * Creates a network id using the physicalnetwork.
-     *
-     * @param physicalnetwork network String
-     * @return physicalnetwork
-     */
-    public static PhysicalNetwork physicalNetwork(String physicalnetwork) {
-        return new PhysicalNetwork(physicalnetwork);
-    }
-
-    /**
-     *
-     * @return physicalnetwork
-     */
-    public String physicalnetwork() {
-        return physicalnetwork;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(physicalnetwork);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof PhysicalNetwork) {
-            final PhysicalNetwork that = (PhysicalNetwork) obj;
-            return this.getClass() == that.getClass()
-                    && Objects.equals(this.physicalnetwork,
-                                      that.physicalnetwork);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return physicalnetwork;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Immutable representation of a physical network identity.
+ */
+public final class PhysicalNetwork {
+
+    private final String physicalNetwork;
+
+    // Public construction is prohibited
+    private PhysicalNetwork(String physicalNetwork) {
+        checkNotNull(physicalNetwork, "PhysicalNetwork cannot be null");
+        this.physicalNetwork = physicalNetwork;
+    }
+
+    /**
+     * Creates a PhysicalNetwork object.
+     *
+     * @param physicalNetwork physical network
+     * @return physical network
+     */
+    public static PhysicalNetwork physicalNetwork(String physicalNetwork) {
+        return new PhysicalNetwork(physicalNetwork);
+    }
+
+    /**
+     * Returns a physicalNetwork.
+     *
+     * @return physical network
+     */
+    public String physicalNetwork() {
+        return physicalNetwork;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(physicalNetwork);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof PhysicalNetwork) {
+            final PhysicalNetwork that = (PhysicalNetwork) obj;
+            return this.getClass() == that.getClass()
+                    && Objects.equals(this.physicalNetwork,
+                                      that.physicalNetwork);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return physicalNetwork;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SecurityGroup.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SecurityGroup.java
similarity index 98%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SecurityGroup.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SecurityGroup.java
index 4171362..7f09806 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SecurityGroup.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SecurityGroup.java
@@ -1,77 +1,77 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import java.util.Objects;
-
-import static com.google.common.base.MoreObjects.toStringHelper;
-import static com.google.common.base.Preconditions.checkNotNull;
-
-/**
- * Immutable representation of a security group.
- */
-public final class SecurityGroup {
-    private final String securityGroup;
-
-    /**
-     * Returns the securityGroup.
-     *
-     * @return securityGroup
-     */
-    public String securityGroup() {
-        return securityGroup;
-    }
-    // Public construction is prohibited
-    private SecurityGroup(String securityGroup) {
-        checkNotNull(securityGroup, "SecurityGroup cannot be null");
-        this.securityGroup = securityGroup;
-    }
-
-    /**
-     * Creates a securityGroup using the supplied securityGroup.
-     *
-     * @param securityGroup security group
-     * @return securityGroup
-     */
-    public static SecurityGroup securityGroup(String securityGroup) {
-        return new SecurityGroup(securityGroup);
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(securityGroup);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof SecurityGroup) {
-            final SecurityGroup that = (SecurityGroup) obj;
-            return this.getClass() == that.getClass()
-                    && Objects.equals(this.securityGroup, that.securityGroup);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return toStringHelper(this).add("securityGroup", securityGroup)
-                .toString();
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Immutable representation of a security group.
+ */
+public final class SecurityGroup {
+    private final String securityGroup;
+
+    /**
+     * Returns the securityGroup.
+     *
+     * @return securityGroup
+     */
+    public String securityGroup() {
+        return securityGroup;
+    }
+    // Public construction is prohibited
+    private SecurityGroup(String securityGroup) {
+        checkNotNull(securityGroup, "SecurityGroup cannot be null");
+        this.securityGroup = securityGroup;
+    }
+
+    /**
+     * Creates a securityGroup using the supplied securityGroup.
+     *
+     * @param securityGroup security group
+     * @return securityGroup
+     */
+    public static SecurityGroup securityGroup(String securityGroup) {
+        return new SecurityGroup(securityGroup);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(securityGroup);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof SecurityGroup) {
+            final SecurityGroup that = (SecurityGroup) obj;
+            return this.getClass() == that.getClass()
+                    && Objects.equals(this.securityGroup, that.securityGroup);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(this).add("securityGroup", securityGroup)
+                .toString();
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SegmentationId.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SegmentationId.java
similarity index 98%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SegmentationId.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SegmentationId.java
index 96969a0..69f9dce 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SegmentationId.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SegmentationId.java
@@ -1,77 +1,77 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import java.util.Objects;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-/**
- * Immutable representation of a Segmentation identifier.
- */
-public final class SegmentationId {
-
-    private final String segmentationId;
-
-    // Public construction is prohibited
-    private SegmentationId(String segmentationId) {
-        checkNotNull(segmentationId, "SegmentationId cannot be null");
-        this.segmentationId = segmentationId;
-    }
-
-    /**
-     * Creates a  SegmentationId object.
-     *
-     * @param segmentationId segmentation identifier
-     * @return SegmentationId
-     */
-    public static SegmentationId segmentationId(String segmentationId) {
-        return new SegmentationId(segmentationId);
-    }
-
-    /**
-     * Returns the segmentation identifier.
-     *
-     * @return segmentationId
-     */
-    public String segmentationId() {
-        return segmentationId;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(segmentationId);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof SegmentationId) {
-            final SegmentationId that = (SegmentationId) obj;
-            return this.getClass() == that.getClass()
-                    && Objects.equals(this.segmentationId, that.segmentationId);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return segmentationId;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Immutable representation of a Segmentation identifier.
+ */
+public final class SegmentationId {
+
+    private final String segmentationId;
+
+    // Public construction is prohibited
+    private SegmentationId(String segmentationId) {
+        checkNotNull(segmentationId, "SegmentationId cannot be null");
+        this.segmentationId = segmentationId;
+    }
+
+    /**
+     * Creates a  SegmentationId object.
+     *
+     * @param segmentationId segmentation identifier
+     * @return SegmentationId
+     */
+    public static SegmentationId segmentationId(String segmentationId) {
+        return new SegmentationId(segmentationId);
+    }
+
+    /**
+     * Returns the segmentation identifier.
+     *
+     * @return segmentationId
+     */
+    public String segmentationId() {
+        return segmentationId;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(segmentationId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof SegmentationId) {
+            final SegmentationId that = (SegmentationId) obj;
+            return this.getClass() == that.getClass()
+                    && Objects.equals(this.segmentationId, that.segmentationId);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return segmentationId;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/Subnet.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/Subnet.java
similarity index 96%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/Subnet.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/Subnet.java
index 87ae549..1104d7e 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/Subnet.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/Subnet.java
@@ -1,129 +1,129 @@
-/*
- *Copyright 2014 Open Networking Laboratory
- *
- *Licensed under the Apache License, Version 2.0 (the "License");
- *you may not use this file except in compliance with the License.
- *You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- *Unless required by applicable law or agreed to in writing, software
- *distributed under the License is distributed on an "AS IS" BASIS,
- *WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *See the License for the specific language governing permissions and
- *limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import org.onlab.packet.IpAddress;
-import org.onlab.packet.IpAddress.Version;
-import org.onlab.packet.IpPrefix;
-
-/**
- * Representation of a subnet.
- */
-public interface Subnet {
-
-    /**
-     * Coarse classification of the type of the ipV6Mode.
-     */
-    public enum Mode {
-        DHCPV6_STATEFUL, DHCPV6_STATELESS, SLAAC
-    }
-
-    /**
-     * Returns the subnet identifier.
-     *
-     * @return identifier
-     */
-    SubnetId id();
-
-    /**
-     * Returns the name of the subnet.
-     *
-     * @return subnetName
-     */
-    String subnetName();
-
-    /**
-     * Returns the network identifier.
-     *
-     * @return the network identifier
-     */
-    TenantNetworkId networkId();
-
-    /**
-     * Returns tenant identifier.
-     *
-     * @return the tenant identifier
-     */
-    TenantId tenantId();
-
-    /**
-     * Returns the IP version, which is 4 or 6.
-     *
-     * @return ipVersion
-     */
-    Version ipVersion();
-
-    /**
-     * Returns the cidr.
-     *
-     * @return cidr
-     */
-    IpPrefix cidr();
-
-    /**
-     * Returns the gateway IP address.
-     *
-     * @return gatewayIp
-     */
-    IpAddress gatewayIp();
-
-    /**
-     * Returns true if DHCP is enabled and return false if DHCP is disabled.
-     *
-     * @return true or false
-     */
-    boolean dhcpEnabled();
-
-    /**
-     * Indicates whether this tenantNetwork is shared across all tenants. By
-     * default, only administrative user can change this value.
-     *
-     * @return true or false
-     */
-    boolean shared();
-
-    /**
-     * Returns a collection of hostRoutes.
-     *
-     * @return a collection of hostRoutes
-     */
-    Iterable<HostRoute> hostRoutes();
-
-    /**
-     * Returns the ipV6AddressMode. A valid value is dhcpv6-stateful,
-     * dhcpv6-stateless, or slaac.
-     *
-     * @return ipV6AddressMode whose value is dhcpv6-stateful, dhcpv6-stateless
-     *         or slaac
-     */
-    Mode ipV6AddressMode();
-
-    /**
-     * Returns the ipV6RaMode.A valid value is dhcpv6-stateful,
-     * dhcpv6-stateless, or slaac.
-     *
-     * @return ipV6RaMode whose value is dhcpv6-stateful, dhcpv6-stateless or
-     *         slaac
-     */
-    Mode ipV6RaMode();
-
-    /**
-     * Returns a collection of allocation_pools.
-     *
-     * @return a collection of allocationPools
-     */
-    Iterable<AllocationPool> allocationPools();
-}
+/*
+ *Copyright 2015 Open Networking Laboratory
+ *
+ *Licensed under the Apache License, Version 2.0 (the "License");
+ *you may not use this file except in compliance with the License.
+ *You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *Unless required by applicable law or agreed to in writing, software
+ *distributed under the License is distributed on an "AS IS" BASIS,
+ *WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *See the License for the specific language governing permissions and
+ *limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import org.onlab.packet.IpAddress;
+import org.onlab.packet.IpAddress.Version;
+import org.onlab.packet.IpPrefix;
+
+/**
+ * Representation of a subnet.
+ */
+public interface Subnet {
+
+    /**
+     * Coarse classification of the type of the ipV6Mode.
+     */
+    public enum Mode {
+        DHCPV6_STATEFUL, DHCPV6_STATELESS, SLAAC
+    }
+
+    /**
+     * Returns the subnet identifier.
+     *
+     * @return identifier
+     */
+    SubnetId id();
+
+    /**
+     * Returns the name of the subnet.
+     *
+     * @return subnetName
+     */
+    String subnetName();
+
+    /**
+     * Returns the network identifier.
+     *
+     * @return the network identifier
+     */
+    TenantNetworkId networkId();
+
+    /**
+     * Returns tenant identifier.
+     *
+     * @return the tenant identifier
+     */
+    TenantId tenantId();
+
+    /**
+     * Returns the IP version, which is 4 or 6.
+     *
+     * @return ipVersion
+     */
+    Version ipVersion();
+
+    /**
+     * Returns the cidr.
+     *
+     * @return cidr
+     */
+    IpPrefix cidr();
+
+    /**
+     * Returns the gateway IP address.
+     *
+     * @return gatewayIp
+     */
+    IpAddress gatewayIp();
+
+    /**
+     * Returns true if DHCP is enabled and return false if DHCP is disabled.
+     *
+     * @return true or false
+     */
+    boolean dhcpEnabled();
+
+    /**
+     * Indicates whether this tenantNetwork is shared across all tenants. By
+     * default, only administrative user can change this value.
+     *
+     * @return true or false
+     */
+    boolean shared();
+
+    /**
+     * Returns a collection of hostRoutes.
+     *
+     * @return a collection of hostRoutes
+     */
+    Iterable<HostRoute> hostRoutes();
+
+    /**
+     * Returns the ipV6AddressMode. A valid value is dhcpv6-stateful,
+     * dhcpv6-stateless, or slaac.
+     *
+     * @return ipV6AddressMode whose value is dhcpv6-stateful, dhcpv6-stateless
+     *         or slaac
+     */
+    Mode ipV6AddressMode();
+
+    /**
+     * Returns the ipV6RaMode.A valid value is dhcpv6-stateful,
+     * dhcpv6-stateless, or slaac.
+     *
+     * @return ipV6RaMode whose value is dhcpv6-stateful, dhcpv6-stateless or
+     *         slaac
+     */
+    Mode ipV6RaMode();
+
+    /**
+     * Returns a collection of allocation_pools.
+     *
+     * @return a collection of allocationPools
+     */
+    Iterable<AllocationPool> allocationPools();
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SubnetId.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SubnetId.java
similarity index 97%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SubnetId.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SubnetId.java
index 34a3a3c..e0c1aee 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/SubnetId.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/SubnetId.java
@@ -1,76 +1,76 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import java.util.Objects;
-
-/**
- * Immutable representation of a subnet identifier.
- */
-public final class SubnetId {
-
-    private final String subnetId;
-
-    // Public construction is prohibited
-    private SubnetId(String subnetId) {
-        checkNotNull(subnetId, "SubnetId cannot be null");
-        this.subnetId = subnetId;
-    }
-
-    /**
-     * Creates a Subnet identifier.
-     *
-     * @param subnetId the subnet identifier
-     * @return the subnet identifier
-     */
-    public static SubnetId subnetId(String subnetId) {
-        return new SubnetId(subnetId);
-    }
-
-    /**
-     * Returns the subnet identifier.
-     *
-     * @return the subnet identifier
-     */
-    public String subnetId() {
-        return subnetId;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(subnetId);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof SubnetId) {
-            final SubnetId that = (SubnetId) obj;
-            return this.getClass() == that.getClass()
-                    && Objects.equals(this.subnetId, that.subnetId);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return subnetId;
-    }
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.util.Objects;
+
+/**
+ * Immutable representation of a subnet identifier.
+ */
+public final class SubnetId {
+
+    private final String subnetId;
+
+    // Public construction is prohibited
+    private SubnetId(String subnetId) {
+        checkNotNull(subnetId, "SubnetId cannot be null");
+        this.subnetId = subnetId;
+    }
+
+    /**
+     * Creates a Subnet identifier.
+     *
+     * @param subnetId the subnet identifier
+     * @return the subnet identifier
+     */
+    public static SubnetId subnetId(String subnetId) {
+        return new SubnetId(subnetId);
+    }
+
+    /**
+     * Returns the subnet identifier.
+     *
+     * @return the subnet identifier
+     */
+    public String subnetId() {
+        return subnetId;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(subnetId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof SubnetId) {
+            final SubnetId that = (SubnetId) obj;
+            return this.getClass() == that.getClass()
+                    && Objects.equals(this.subnetId, that.subnetId);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return subnetId;
+    }
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantId.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantId.java
similarity index 76%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantId.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantId.java
index 4ae9b57..9d44c46 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantId.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantId.java
@@ -1,76 +1,77 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import java.util.Objects;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-/**
- * Immutable representation of a network identity.
- */
-public final class TenantId {
-
-    private final String tenantid;
-
-    // Public construction is prohibited
-    private TenantId(String tenantid) {
-        this.tenantid = tenantid;
-    }
-
-    /**
-     * Creates a network id using the tenantid.
-     *
-     * @param tenantid network String
-     * @return TenantId
-     */
-    public static TenantId tenantId(String tenantid) {
-        checkNotNull(tenantid, "Tenantid can not be null");
-        return new TenantId(tenantid);
-    }
-
-    /**
-     *
-     * @return tenantid
-     */
-    public String tenantid() {
-        return tenantid;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(tenantid);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof TenantId) {
-            final TenantId that = (TenantId) obj;
-            return this.getClass() == that.getClass()
-                    && Objects.equals(this.tenantid, that.tenantid);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return tenantid;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import java.util.Objects;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Immutable representation of a tenant identifier.
+ */
+public final class TenantId {
+
+    private final String tenantId;
+
+    // Public construction is prohibited
+    private TenantId(String tenantId) {
+        this.tenantId = tenantId;
+    }
+
+    /**
+     * Creates a network id using the tenantid.
+     *
+     * @param tenantid network String
+     * @return TenantId
+     */
+    public static TenantId tenantId(String tenantid) {
+        checkNotNull(tenantid, "Tenantid can not be null");
+        return new TenantId(tenantid);
+    }
+
+    /**
+     * Returns the tenant identifier.
+     *
+     * @return the tenant identifier
+     */
+    public String tenantId() {
+        return tenantId;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(tenantId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof TenantId) {
+            final TenantId that = (TenantId) obj;
+            return this.getClass() == that.getClass()
+                    && Objects.equals(this.tenantId, that.tenantId);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return tenantId;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantNetwork.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetwork.java
similarity index 97%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantNetwork.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetwork.java
index f196f50..d9238f9 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantNetwork.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetwork.java
@@ -1,130 +1,130 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-/**
- * Representation of the tenantNetwork.
- */
-public interface TenantNetwork {
-
-    /**
-     * Coarse classification of the state of the tenantNetwork.
-     */
-    public enum State {
-        /**
-         * Signifies that a tenantNetwork is currently active.This state means
-         * that this network is available.
-         */
-        ACTIVE,
-        /**
-         * Signifies that a tenantNetwork is currently built.
-         */
-        BUILD,
-        /**
-         * Signifies that a tenantNetwork is currently unavailable.
-         */
-        DOWN,
-        /**
-         * Signifies that a tenantNetwork is currently error.
-         */
-        ERROR
-    }
-
-    /**
-     * Coarse classification of the type of the tenantNetwork.
-     */
-    public enum Type {
-        /**
-         * Signifies that a tenantNetwork is local.
-         */
-        LOCAL
-    }
-
-    /**
-     * Returns the tenantNetwork identifier.
-     *
-     * @return tenantNetwork identifier
-     */
-    TenantNetworkId id();
-
-    /**
-     * Returns the tenantNetwork name.
-     *
-     * @return tenantNetwork name
-     */
-    String name();
-
-    /**
-     * Returns the administrative state of the tenantNetwork,which is up(true)
-     * or down(false).
-     *
-     * @return true or false
-     */
-    boolean adminStateUp();
-
-    /**
-     * Returns the tenantNetwork state.
-     *
-     * @return tenant network state
-     */
-    State state();
-
-    /**
-     * Indicates whether this tenantNetwork is shared across all tenants. By
-     * default,only administrative user can change this value.
-     *
-     * @return true or false
-     */
-    boolean shared();
-
-    /**
-     * Returns the UUID of the tenant that will own the tenantNetwork. This
-     * tenant can be different from the tenant that makes the create
-     * tenantNetwork request.
-     *
-     * @return tenantNetwork tenant identifier
-     */
-    TenantId tenantId();
-
-    /**
-     * Returns the routerExternal.Indicates whether this network is externally
-     * accessible.
-     *
-     * @return true or false
-     */
-    boolean routerExternal();
-
-    /**
-     * Returns the tenantNetwork Type.
-     *
-     * @return tenantNetwork Type
-     */
-    Type type();
-
-    /**
-     * Returns the tenantNetwork physical network.
-     *
-     * @return tenantNetwork physical network
-     */
-    PhysicalNetwork physicalNetwork();
-
-    /**
-     * Returns the tenantNetwork segmentation id.
-     *
-     * @return tenantNetwork segmentation id
-     */
-    SegmentationId segmentationId();
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+/**
+ * Representation of the tenantNetwork.
+ */
+public interface TenantNetwork {
+
+    /**
+     * Coarse classification of the state of the tenantNetwork.
+     */
+    public enum State {
+        /**
+         * Signifies that a tenantNetwork is currently active.This state means
+         * that this network is available.
+         */
+        ACTIVE,
+        /**
+         * Signifies that a tenantNetwork is currently built.
+         */
+        BUILD,
+        /**
+         * Signifies that a tenantNetwork is currently unavailable.
+         */
+        DOWN,
+        /**
+         * Signifies that a tenantNetwork is currently error.
+         */
+        ERROR
+    }
+
+    /**
+     * Coarse classification of the type of the tenantNetwork.
+     */
+    public enum Type {
+        /**
+         * Signifies that a tenantNetwork is local.
+         */
+        LOCAL
+    }
+
+    /**
+     * Returns the tenantNetwork identifier.
+     *
+     * @return tenantNetwork identifier
+     */
+    TenantNetworkId id();
+
+    /**
+     * Returns the tenantNetwork name.
+     *
+     * @return tenantNetwork name
+     */
+    String name();
+
+    /**
+     * Returns the administrative state of the tenantNetwork,which is up(true)
+     * or down(false).
+     *
+     * @return true or false
+     */
+    boolean adminStateUp();
+
+    /**
+     * Returns the tenantNetwork state.
+     *
+     * @return tenant network state
+     */
+    State state();
+
+    /**
+     * Indicates whether this tenantNetwork is shared across all tenants. By
+     * default,only administrative user can change this value.
+     *
+     * @return true or false
+     */
+    boolean shared();
+
+    /**
+     * Returns the UUID of the tenant that will own the tenantNetwork. This
+     * tenant can be different from the tenant that makes the create
+     * tenantNetwork request.
+     *
+     * @return the tenant identifier
+     */
+    TenantId tenantId();
+
+    /**
+     * Returns the routerExternal.Indicates whether this network is externally
+     * accessible.
+     *
+     * @return true or false
+     */
+    boolean routerExternal();
+
+    /**
+     * Returns the tenantNetwork Type.
+     *
+     * @return tenantNetwork Type
+     */
+    Type type();
+
+    /**
+     * Returns the tenantNetwork physical network.
+     *
+     * @return tenantNetwork physical network
+     */
+    PhysicalNetwork physicalNetwork();
+
+    /**
+     * Returns the tenantNetwork segmentation id.
+     *
+     * @return tenantNetwork segmentation id
+     */
+    SegmentationId segmentationId();
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantNetworkId.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetworkId.java
similarity index 97%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantNetworkId.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetworkId.java
index 03ff6bf..81c9962 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/TenantNetworkId.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/TenantNetworkId.java
@@ -1,76 +1,76 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import java.util.Objects;
-import static com.google.common.base.Preconditions.checkNotNull;
-
-/**
- * Immutable representation of a tenantNetwork identity.
- */
-public final class TenantNetworkId {
-
-    private final String networkId;
-
-    // Public construction is prohibited
-    private TenantNetworkId(String networkId) {
-        this.networkId = networkId;
-    }
-
-    /**
-     * Creates a TenantNetwork identifier.
-     *
-     * @param networkId tenantNetwork identify string
-     * @return the attached tenantNetwork identifier
-     */
-    public static TenantNetworkId networkId(String networkId) {
-        checkNotNull(networkId, "Networkid cannot be null");
-        return new TenantNetworkId(networkId);
-    }
-
-    /**
-     * Returns tenantNetwork identifier.
-     *
-     * @return the tenantNetwork identifier
-     */
-    public String networkId() {
-        return networkId;
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(networkId);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof TenantNetworkId) {
-            final TenantNetworkId that = (TenantNetworkId) obj;
-            return this.getClass() == that.getClass()
-                    && Objects.equals(this.networkId, that.networkId);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return networkId;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import java.util.Objects;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Immutable representation of a tenantNetwork identity.
+ */
+public final class TenantNetworkId {
+
+    private final String networkId;
+
+    // Public construction is prohibited
+    private TenantNetworkId(String networkId) {
+        this.networkId = networkId;
+    }
+
+    /**
+     * Creates a TenantNetwork identifier.
+     *
+     * @param networkId tenantNetwork identify string
+     * @return the attached tenantNetwork identifier
+     */
+    public static TenantNetworkId networkId(String networkId) {
+        checkNotNull(networkId, "Networkid cannot be null");
+        return new TenantNetworkId(networkId);
+    }
+
+    /**
+     * Returns tenantNetwork identifier.
+     *
+     * @return the tenantNetwork identifier
+     */
+    public String networkId() {
+        return networkId;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(networkId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof TenantNetworkId) {
+            final TenantNetworkId that = (TenantNetworkId) obj;
+            return this.getClass() == that.getClass()
+                    && Objects.equals(this.networkId, that.networkId);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return networkId;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/VirtualPort.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/VirtualPort.java
similarity index 92%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/VirtualPort.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/VirtualPort.java
index 1f83c81..a607109 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/VirtualPort.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/VirtualPort.java
@@ -1,156 +1,156 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import java.util.Collection;
-
-import org.onlab.packet.MacAddress;
-import org.onosproject.net.DeviceId;
-import org.onosproject.net.HostId;
-
-/**
- * Representation of the VirtualPort.
- */
-public interface VirtualPort {
-    /**
-     * Coarse classification of the type of the virtual port.
-     */
-    public enum State {
-        /**
-         * Signifies that a virtualPort is currently active,This state mean that
-         * this virtualPort is available.
-         */
-        ACTIVE,
-        /**
-         * Signifies that a virtualPort is currently unavailable.
-         */
-        DOWN;
-    }
-
-    /**
-     * Returns the virtualPort identifier.
-     *
-     * @return virtualPort identifier
-     */
-    VirtualPortId portId();
-
-    /**
-     * Returns the network identifier.
-     *
-     * @return tenantNetwork identifier
-     */
-    TenantNetworkId networkId();
-
-    /**
-     * Returns the symbolic name for the virtualPort.
-     *
-     * @return virtualPort name
-     */
-    String name();
-
-    /**
-     * Returns the administrative status of the port,which is up(true) or
-     * down(false).
-     *
-     * @return true if the administrative status of the port is up
-     */
-    boolean adminStateUp();
-
-    /**
-     * Returns the state.
-     *
-     * @return state
-     */
-    State state();
-
-    /**
-     * Returns the MAC address.
-     *
-     * @return MAC Address
-     */
-    MacAddress macAddress();
-
-    /**
-     * Returns the port tenantId.
-     *
-     * @return port tenantId
-     */
-    TenantId tenantId();
-
-    /**
-     * Returns the device identifier.
-     *
-     * @return deviceId
-     */
-    DeviceId deviceId();
-
-    /**
-     * Returns the identifier of the entity that uses this port.
-     *
-     * @return deviceOwner
-     */
-    String deviceOwner();
-
-    /**
-     * Returns the virtualPort allowedAddressPairs.
-     *
-     * @return virtualPort allowedAddressPairs
-     */
-    Collection<AllowedAddressPair> allowedAddressPairs();
-
-    /**
-     * Returns the IP address for the port, Include the IP address and subnet
-     * identity.
-     *
-     * @return port fixedIps
-     */
-    FixedIp fixedIps();
-
-    /**
-     * Returns the virtualPort bindinghostId.
-     *
-     * @return virtualPort bindinghostId
-     */
-    HostId bindingHostId();
-
-    /**
-     * Returns the virtualPort bindingVnicType.
-     *
-     * @return virtualPort bindingVnicType
-     */
-    String bindingVnicType();
-
-    /**
-     * Returns the virtualPort bindingVifType.
-     *
-     * @return virtualPort bindingVifType
-     */
-    String bindingVifType();
-
-    /**
-     * Returns the virtualPort bindingvifDetail.
-     *
-     * @return virtualPort bindingvifDetail
-     */
-    String bindingVifDetails();
-
-    /**
-     * Returns the security groups.
-     *
-     * @return port security groups
-     */
-    Iterable<SecurityGroup> securityGroups();
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import java.util.Collection;
+import java.util.Set;
+
+import org.onlab.packet.MacAddress;
+import org.onosproject.net.DeviceId;
+
+/**
+ * Representation of the VirtualPort.
+ */
+public interface VirtualPort {
+    /**
+     * Coarse classification of the type of the virtual port.
+     */
+    public enum State {
+        /**
+         * Signifies that a virtualPort is currently active,This state mean that
+         * this virtualPort is available.
+         */
+        ACTIVE,
+        /**
+         * Signifies that a virtualPort is currently unavailable.
+         */
+        DOWN;
+    }
+
+    /**
+     * Returns the virtualPort identifier.
+     *
+     * @return virtualPort identifier
+     */
+    VirtualPortId portId();
+
+    /**
+     * Returns the network identifier.
+     *
+     * @return tenantNetwork identifier
+     */
+    TenantNetworkId networkId();
+
+    /**
+     * Returns the symbolic name for the virtualPort.
+     *
+     * @return virtualPort name
+     */
+    String name();
+
+    /**
+     * Returns the administrative status of the port,which is up(true) or
+     * down(false).
+     *
+     * @return true if the administrative status of the port is up
+     */
+    boolean adminStateUp();
+
+    /**
+     * Returns the state.
+     *
+     * @return state
+     */
+    State state();
+
+    /**
+     * Returns the MAC address.
+     *
+     * @return MAC Address
+     */
+    MacAddress macAddress();
+
+    /**
+     * Returns the port tenantId.
+     *
+     * @return port tenantId
+     */
+    TenantId tenantId();
+
+    /**
+     * Returns the device identifier.
+     *
+     * @return deviceId
+     */
+    DeviceId deviceId();
+
+    /**
+     * Returns the identifier of the entity that uses this port.
+     *
+     * @return deviceOwner
+     */
+    String deviceOwner();
+
+    /**
+     * Returns the virtualPort allowedAddressPairs.
+     *
+     * @return virtualPort allowedAddressPairs
+     */
+    Collection<AllowedAddressPair> allowedAddressPairs();
+
+    /**
+     * Returns set of IP addresses for the port, include the IP addresses and subnet
+     * identity.
+     *
+     * @return FixedIps Set of fixedIp
+     */
+    Set<FixedIp> fixedIps();
+
+    /**
+     * Returns the virtualPort bindinghostId.
+     *
+     * @return virtualPort bindinghostId
+     */
+    BindingHostId bindingHostId();
+
+    /**
+     * Returns the virtualPort bindingVnicType.
+     *
+     * @return virtualPort bindingVnicType
+     */
+    String bindingVnicType();
+
+    /**
+     * Returns the virtualPort bindingVifType.
+     *
+     * @return virtualPort bindingVifType
+     */
+    String bindingVifType();
+
+    /**
+     * Returns the virtualPort bindingvifDetail.
+     *
+     * @return virtualPort bindingvifDetail
+     */
+    String bindingVifDetails();
+
+    /**
+     * Returns the security groups.
+     *
+     * @return port security groups
+     */
+    Iterable<SecurityGroup> securityGroups();
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/VirtualPortId.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/VirtualPortId.java
similarity index 97%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/VirtualPortId.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/VirtualPortId.java
index d21e60a..0969ce1 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/VirtualPortId.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/VirtualPortId.java
@@ -1,70 +1,70 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import java.util.Objects;
-
-/**
- * Immutable representation of a virtual port identifier.
- */
-public final class VirtualPortId {
-    private final String portId;
-    // Public construction is prohibited
-    private VirtualPortId(String virtualPortId) {
-        checkNotNull(virtualPortId, "VirtualPortId cannot be null");
-        this.portId = virtualPortId;
-    }
-
-    public String portId() {
-        return portId;
-    }
-
-    /**
-     * Creates a virtualPort id using the supplied portId.
-     *
-     * @param portId virtualport identifier
-     * @return VirtualPortId
-     */
-    public static VirtualPortId portId(String portId) {
-        return new VirtualPortId(portId);
-    }
-
-    @Override
-    public int hashCode() {
-        return Objects.hash(portId);
-    }
-
-    @Override
-    public boolean equals(Object obj) {
-        if (this == obj) {
-            return true;
-        }
-        if (obj instanceof VirtualPortId) {
-            final VirtualPortId that = (VirtualPortId) obj;
-            return this.getClass() == that.getClass()
-                    && Objects.equals(this.portId, that.portId);
-        }
-        return false;
-    }
-
-    @Override
-    public String toString() {
-        return portId;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.util.Objects;
+
+/**
+ * Immutable representation of a virtual port identifier.
+ */
+public final class VirtualPortId {
+    private final String portId;
+    // Public construction is prohibited
+    private VirtualPortId(String virtualPortId) {
+        checkNotNull(virtualPortId, "VirtualPortId cannot be null");
+        this.portId = virtualPortId;
+    }
+
+    public String portId() {
+        return portId;
+    }
+
+    /**
+     * Creates a virtualPort id using the supplied portId.
+     *
+     * @param portId virtualport identifier
+     * @return VirtualPortId
+     */
+    public static VirtualPortId portId(String portId) {
+        return new VirtualPortId(portId);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(portId);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof VirtualPortId) {
+            final VirtualPortId that = (VirtualPortId) obj;
+            return this.getClass() == that.getClass()
+                    && Objects.equals(this.portId, that.portId);
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return portId;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/SubnetService.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/subnet/SubnetService.java
similarity index 93%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/SubnetService.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/subnet/SubnetService.java
index 9ef0229..71ea9ba 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/SubnetService.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/subnet/SubnetService.java
@@ -1,72 +1,72 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.subnet;
-
-import org.onosproject.app.vtnrsc.Subnet;
-import org.onosproject.app.vtnrsc.SubnetId;
-
-
-/**
- * Service for interacting with the inventory of subnets.
- */
-public interface SubnetService {
-    /**
-     * Returns the subnet with the specified identifier.
-     *
-     * @param subnetId subnet identifier
-     * @return true or false
-     */
-    boolean exists(SubnetId subnetId);
-    /**
-     * Returns a collection of the currently known subnets.
-     *
-     * @return iterable collection of subnets
-     */
-    Iterable<Subnet> getSubnets();
-
-    /**
-     * Returns the subnet with the specified identifier.
-     *
-     * @param subnetId subnet identifier
-     * @return subnet or null if one with the given identifier is not known
-     */
-    Subnet getSubnet(SubnetId subnetId);
-    /**
-     * Creates new subnets.
-     *
-     * @param subnets the iterable collection of subnets
-     * @return true  if the identifier subnet has been created right
-     */
-    boolean createSubnets(Iterable<Subnet> subnets);
-
-    /**
-     * Updates existing subnets.
-     *
-     * @param subnets the iterable collection of subnets
-     * @return true if all subnets were updated successfully
-     */
-    boolean updateSubnets(Iterable<Subnet> subnets);
-
-    /**
-     * Administratively removes the specified subnets from the store.
-     *
-     * @param subnetIds the iterable collection of  subnets identifier
-     * @return true if remove identifier subnets successfully
-     */
-    boolean removeSubnets(Iterable<SubnetId> subnetIds);
-
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.subnet;
+
+import org.onosproject.vtnrsc.Subnet;
+import org.onosproject.vtnrsc.SubnetId;
+
+
+/**
+ * Service for interacting with the inventory of subnets.
+ */
+public interface SubnetService {
+    /**
+     * Returns the subnet with the specified identifier.
+     *
+     * @param subnetId subnet identifier
+     * @return true or false
+     */
+    boolean exists(SubnetId subnetId);
+    /**
+     * Returns a collection of the currently known subnets.
+     *
+     * @return iterable collection of subnets
+     */
+    Iterable<Subnet> getSubnets();
+
+    /**
+     * Returns the subnet with the specified identifier.
+     *
+     * @param subnetId subnet identifier
+     * @return subnet or null if one with the given identifier is not known
+     */
+    Subnet getSubnet(SubnetId subnetId);
+    /**
+     * Creates new subnets.
+     *
+     * @param subnets the iterable collection of subnets
+     * @return true  if the identifier subnet has been created right
+     */
+    boolean createSubnets(Iterable<Subnet> subnets);
+
+    /**
+     * Updates existing subnets.
+     *
+     * @param subnets the iterable collection of subnets
+     * @return true if all subnets were updated successfully
+     */
+    boolean updateSubnets(Iterable<Subnet> subnets);
+
+    /**
+     * Administratively removes the specified subnets from the store.
+     *
+     * @param subnetIds the iterable collection of  subnets identifier
+     * @return true if remove identifier subnets successfully
+     */
+    boolean removeSubnets(Iterable<SubnetId> subnetIds);
+
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/impl/SubnetManager.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/subnet/impl/SubnetManager.java
similarity index 81%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/impl/SubnetManager.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/subnet/impl/SubnetManager.java
index 5214691..c5ccf60 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/impl/SubnetManager.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/subnet/impl/SubnetManager.java
@@ -1,154 +1,143 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.subnet.impl;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-import static org.slf4j.LoggerFactory.getLogger;
-
-import java.util.Collections;
-
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.Service;
-import org.onlab.util.KryoNamespace;
-import org.onosproject.app.vtnrsc.Subnet;
-import org.onosproject.app.vtnrsc.SubnetId;
-import org.onosproject.app.vtnrsc.subnet.SubnetService;
-import org.onosproject.app.vtnrsc.tenantnetwork.TenantNetworkService;
-import org.onosproject.store.service.EventuallyConsistentMap;
-import org.onosproject.store.service.MultiValuedTimestamp;
-import org.onosproject.store.service.StorageService;
-import org.onosproject.store.service.WallClockTimestamp;
-import org.slf4j.Logger;
-
-/**
- * Provides implementation of the Subnet service.
- */
-@Component(immediate = true)
-@Service
-public class SubnetManager implements SubnetService {
-
-    private static final String SUBNET_ID_NULL = "Subnet ID cannot be null";
-    private static final String SUBNET_NOT_NULL = "Subnet cannot be null";
-
-    private final Logger log = getLogger(getClass());
-
-    private EventuallyConsistentMap<SubnetId, Subnet> subnetStore;
-
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected StorageService storageService;
-
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected TenantNetworkService tenantNetworkService;
-
-    @Activate
-    public void activate() {
-        KryoNamespace.Builder serializer = KryoNamespace.newBuilder()
-                .register(MultiValuedTimestamp.class);
-        subnetStore = storageService
-                .<SubnetId, Subnet>eventuallyConsistentMapBuilder()
-                .withName("all_subnet").withSerializer(serializer)
-                .withTimestampProvider((k, v) -> new WallClockTimestamp())
-                .build();
-
-        log.info("SubnetManager  started");
-    }
-
-    @Deactivate
-    public void deactivate() {
-        subnetStore.destroy();
-        log.info("SubnetManager stopped");
-    }
-
-    @Override
-    public Iterable<Subnet> getSubnets() {
-        return Collections.unmodifiableCollection(subnetStore.values());
-    }
-
-    @Override
-    public Subnet getSubnet(SubnetId subnetId) {
-        checkNotNull(subnetId, SUBNET_ID_NULL);
-        return subnetStore.get(subnetId);
-    }
-
-    @Override
-    public boolean exists(SubnetId subnetId) {
-        checkNotNull(subnetId, SUBNET_ID_NULL);
-        return subnetStore.containsKey(subnetId);
-    }
-
-    @Override
-    public boolean createSubnets(Iterable<Subnet> subnets) {
-        checkNotNull(subnets, SUBNET_NOT_NULL);
-        for (Subnet subnet : subnets) {
-            if (!tenantNetworkService.exists(subnet.networkId())) {
-                log.debug("The network identifier that the subnet {} belong to is not exist",
-                          subnet.networkId().toString(), subnet.id().toString());
-                return false;
-            }
-            subnetStore.put(subnet.id(), subnet);
-            if (!subnetStore.containsKey(subnet.id())) {
-                log.debug("The identified subnet whose identifier is {}  create failed",
-                          subnet.id().toString());
-                return false;
-            }
-        }
-        return true;
-    }
-
-    @Override
-    public boolean updateSubnets(Iterable<Subnet> subnets) {
-        checkNotNull(subnets, SUBNET_NOT_NULL);
-        if (subnets != null) {
-            for (Subnet subnet : subnets) {
-                if (!subnetStore.containsKey(subnet.id())) {
-                    log.debug("The subnet is not exist whose identifier is {}",
-                              subnet.id().toString());
-                    return false;
-                }
-
-                subnetStore.put(subnet.id(), subnet);
-
-                if (!subnet.equals(subnetStore.get(subnet.id()))) {
-                    log.debug("The subnet is updated failed whose identifier is {}",
-                              subnet.id().toString());
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-
-    @Override
-    public boolean removeSubnets(Iterable<SubnetId> subnetIds) {
-        checkNotNull(subnetIds, SUBNET_ID_NULL);
-        if (subnetIds != null) {
-            for (SubnetId subnetId : subnetIds) {
-                subnetStore.remove(subnetId);
-                if (subnetStore.containsKey(subnetId)) {
-                    log.debug("The subnet created is failed whose identifier is {}",
-                              subnetId.toString());
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.subnet.impl;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
+
+import java.util.Collections;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.apache.felix.scr.annotations.Service;
+import org.onosproject.store.service.StorageService;
+import org.onosproject.vtnrsc.Subnet;
+import org.onosproject.vtnrsc.SubnetId;
+import org.onosproject.vtnrsc.subnet.SubnetService;
+import org.onosproject.vtnrsc.tenantnetwork.TenantNetworkService;
+import org.slf4j.Logger;
+
+/**
+ * Provides implementation of the Subnet service.
+ */
+@Component(immediate = true)
+@Service
+public class SubnetManager implements SubnetService {
+
+    private static final String SUBNET_ID_NULL = "Subnet ID cannot be null";
+    private static final String SUBNET_NOT_NULL = "Subnet cannot be null";
+
+    private final Logger log = getLogger(getClass());
+
+    protected ConcurrentHashMap<SubnetId, Subnet> subnetStore =
+            new ConcurrentHashMap<>();
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected StorageService storageService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected TenantNetworkService tenantNetworkService;
+
+    @Activate
+    public void activate() {
+        log.info("SubnetManager started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        subnetStore.clear();
+        log.info("SubnetManager stopped");
+    }
+
+    @Override
+    public Iterable<Subnet> getSubnets() {
+        return Collections.unmodifiableCollection(subnetStore.values());
+    }
+
+    @Override
+    public Subnet getSubnet(SubnetId subnetId) {
+        checkNotNull(subnetId, SUBNET_ID_NULL);
+        return subnetStore.get(subnetId);
+    }
+
+    @Override
+    public boolean exists(SubnetId subnetId) {
+        checkNotNull(subnetId, SUBNET_ID_NULL);
+        return subnetStore.containsKey(subnetId);
+    }
+
+    @Override
+    public boolean createSubnets(Iterable<Subnet> subnets) {
+        checkNotNull(subnets, SUBNET_NOT_NULL);
+        for (Subnet subnet : subnets) {
+            if (!tenantNetworkService.exists(subnet.networkId())) {
+                log.debug("The network identifier that the subnet {} belong to is not exist",
+                          subnet.networkId().toString(), subnet.id().toString());
+                return false;
+            }
+            subnetStore.put(subnet.id(), subnet);
+            if (!subnetStore.containsKey(subnet.id())) {
+                log.debug("The identified subnet whose identifier is {}  create failed",
+                          subnet.id().toString());
+                return false;
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updateSubnets(Iterable<Subnet> subnets) {
+        checkNotNull(subnets, SUBNET_NOT_NULL);
+        if (subnets != null) {
+            for (Subnet subnet : subnets) {
+                if (!subnetStore.containsKey(subnet.id())) {
+                    log.debug("The subnet is not exist whose identifier is {}",
+                              subnet.id().toString());
+                    return false;
+                }
+
+                subnetStore.put(subnet.id(), subnet);
+
+                if (!subnet.equals(subnetStore.get(subnet.id()))) {
+                    log.debug("The subnet is updated failed whose identifier is {}",
+                              subnet.id().toString());
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removeSubnets(Iterable<SubnetId> subnetIds) {
+        checkNotNull(subnetIds, SUBNET_ID_NULL);
+        if (subnetIds != null) {
+            for (SubnetId subnetId : subnetIds) {
+                subnetStore.remove(subnetId);
+                if (subnetStore.containsKey(subnetId)) {
+                    log.debug("The subnet created is failed whose identifier is {}",
+                              subnetId.toString());
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/tenantnetwork/TenantNetworkService.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tenantnetwork/TenantNetworkService.java
similarity index 85%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/tenantnetwork/TenantNetworkService.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tenantnetwork/TenantNetworkService.java
index cf20e70..56e8bce 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/tenantnetwork/TenantNetworkService.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tenantnetwork/TenantNetworkService.java
@@ -1,80 +1,80 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.tenantnetwork;
-
-import org.onosproject.app.vtnrsc.TenantNetwork;
-import org.onosproject.app.vtnrsc.TenantNetworkId;
-
-/**
- * Service for interacting with the inventory of tenantNetwork.
- */
-public interface TenantNetworkService {
-
-    /**
-     * Returns if the tenantNetwork is existed.
-     *
-     * @param networkId tenantNetwork identifier
-     * @return true or false if one with the given identifier exists.
-     */
-    boolean exists(TenantNetworkId networkId);
-
-    /**
-     * Returns the number of tenantNetwork known to the system.
-     *
-     * @return number of tenantNetwork.
-     */
-    int getNetworkCount();
-
-    /**
-     * Returns an iterable collection of the currently known tenantNetwork.
-     *
-     * @return collection of tenantNetwork.
-     */
-    Iterable<TenantNetwork> getNetworks();
-
-    /**
-     * Returns the tenantNetwork with the identifier.
-     *
-     * @param networkId TenantNetwork identifier
-     * @return TenantNetwork or null if one with the given identifier is not
-     *         known.
-     */
-    TenantNetwork getNetwork(TenantNetworkId networkId);
-
-    /**
-     * Creates tenantNetworks by networks.
-     *
-     * @param networks the collection of tenantNetworks
-     * @return true if all given identifiers created successfully.
-     */
-    boolean createNetworks(Iterable<TenantNetwork> networks);
-
-    /**
-     * Updates tenantNetworks by tenantNetworks.
-     *
-     * @param networks the collection of tenantNetworks
-     * @return true if all given identifiers updated successfully.
-     */
-    boolean updateNetworks(Iterable<TenantNetwork> networks);
-
-    /**
-     * Deletes tenantNetwork by tenantNetworkIds.
-     *
-     * @param networksId the collection of tenantNetworkIds
-     * @return true if the specified tenantNetwork deleted successfully.
-     */
-    boolean removeNetworks(Iterable<TenantNetworkId> networksId);
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.tenantnetwork;
+
+import org.onosproject.vtnrsc.TenantNetwork;
+import org.onosproject.vtnrsc.TenantNetworkId;
+
+/**
+ * Service for interacting with the inventory of tenantNetwork.
+ */
+public interface TenantNetworkService {
+
+    /**
+     * Returns if the tenantNetwork is existed.
+     *
+     * @param networkId tenantNetwork identifier
+     * @return true or false if one with the given identifier exists.
+     */
+    boolean exists(TenantNetworkId networkId);
+
+    /**
+     * Returns the number of tenantNetwork known to the system.
+     *
+     * @return number of tenantNetwork.
+     */
+    int getNetworkCount();
+
+    /**
+     * Returns an iterable collection of the currently known tenantNetwork.
+     *
+     * @return collection of tenantNetwork.
+     */
+    Iterable<TenantNetwork> getNetworks();
+
+    /**
+     * Returns the tenantNetwork with the identifier.
+     *
+     * @param networkId TenantNetwork identifier
+     * @return TenantNetwork or null if one with the given identifier is not
+     *         known.
+     */
+    TenantNetwork getNetwork(TenantNetworkId networkId);
+
+    /**
+     * Creates tenantNetworks by networks.
+     *
+     * @param networks the collection of tenantNetworks
+     * @return true if all given identifiers created successfully.
+     */
+    boolean createNetworks(Iterable<TenantNetwork> networks);
+
+    /**
+     * Updates tenantNetworks by tenantNetworks.
+     *
+     * @param networks the collection of tenantNetworks
+     * @return true if all given identifiers updated successfully.
+     */
+    boolean updateNetworks(Iterable<TenantNetwork> networks);
+
+    /**
+     * Deletes tenantNetwork by tenantNetworkIds.
+     *
+     * @param networksIds the collection of tenantNetworkIds
+     * @return true if the specified tenantNetworks deleted successfully.
+     */
+    boolean removeNetworks(Iterable<TenantNetworkId> networksIds);
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/tenantnetwork/impl/TenantNetworkManager.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tenantnetwork/impl/TenantNetworkManager.java
similarity index 68%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/tenantnetwork/impl/TenantNetworkManager.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tenantnetwork/impl/TenantNetworkManager.java
index 711cbcc..29c0059 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/tenantnetwork/impl/TenantNetworkManager.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tenantnetwork/impl/TenantNetworkManager.java
@@ -1,143 +1,130 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.tenantnetwork.impl;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-import static org.slf4j.LoggerFactory.getLogger;
-
-import java.util.Collections;
-
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.Service;
-import org.onlab.util.KryoNamespace;
-import org.onosproject.app.vtnrsc.TenantNetwork;
-import org.onosproject.app.vtnrsc.TenantNetworkId;
-import org.onosproject.app.vtnrsc.tenantnetwork.TenantNetworkService;
-import org.onosproject.store.service.EventuallyConsistentMap;
-import org.onosproject.store.service.MultiValuedTimestamp;
-import org.onosproject.store.service.StorageService;
-import org.onosproject.store.service.WallClockTimestamp;
-import org.slf4j.Logger;
-
-/**
- * Provides implementation of the tenantNetworkService.
- */
-@Component(immediate = true)
-@Service
-public class TenantNetworkManager implements TenantNetworkService {
-
-    private static final String NETWORK_ID_NULL = "Network ID cannot be null";
-    private static final String NETWORK_NOT_NULL = "Network ID cannot be null";
-
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected StorageService storageService;
-    private EventuallyConsistentMap<TenantNetworkId, TenantNetwork> networkIdAsKeyStore;
-    private final Logger log = getLogger(getClass());
-
-    @Activate
-    public void activate() {
-        KryoNamespace.Builder serializer = KryoNamespace.newBuilder()
-                .register(MultiValuedTimestamp.class);
-        networkIdAsKeyStore = storageService
-                .<TenantNetworkId, TenantNetwork>eventuallyConsistentMapBuilder()
-                .withName("all_network").withSerializer(serializer)
-                .withTimestampProvider((k, v) -> new WallClockTimestamp())
-                .build();
-        log.info("Started");
-    }
-
-    @Deactivate
-    public void deactivate() {
-        networkIdAsKeyStore.destroy();
-        log.info("Stopped");
-    }
-
-    @Override
-    public boolean exists(TenantNetworkId networkId) {
-        checkNotNull(networkId, NETWORK_ID_NULL);
-        return networkIdAsKeyStore.containsKey(networkId);
-    }
-
-    @Override
-    public int getNetworkCount() {
-        return networkIdAsKeyStore.size();
-    }
-
-    @Override
-    public Iterable<TenantNetwork> getNetworks() {
-        return Collections.unmodifiableCollection(networkIdAsKeyStore.values());
-    }
-
-    @Override
-    public TenantNetwork getNetwork(TenantNetworkId networkId) {
-        checkNotNull(networkId, NETWORK_ID_NULL);
-        return networkIdAsKeyStore.get(networkId);
-    }
-
-    @Override
-    public boolean createNetworks(Iterable<TenantNetwork> networks) {
-        checkNotNull(networks, NETWORK_NOT_NULL);
-        for (TenantNetwork network : networks) {
-            networkIdAsKeyStore.put(network.id(), network);
-            if (!networkIdAsKeyStore.containsKey(network.id())) {
-                log.debug("the network created failed which identifier was {}", network.id()
-                        .toString());
-                return false;
-            }
-        }
-        return true;
-    }
-
-    @Override
-    public boolean updateNetworks(Iterable<TenantNetwork> networks) {
-        checkNotNull(networks, NETWORK_NOT_NULL);
-        for (TenantNetwork network : networks) {
-            if (!networkIdAsKeyStore.containsKey(network.id())) {
-                log.debug("the tenantNetwork did not exist whose identifier was {} ",
-                          network.id().toString());
-                return false;
-            }
-
-            networkIdAsKeyStore.put(network.id(), network);
-
-            if (network.equals(networkIdAsKeyStore.get(network.id()))) {
-                log.debug("the network updated failed whose identifier was {} ",
-                          network.id().toString());
-                return false;
-            }
-
-        }
-        return true;
-    }
-
-    @Override
-    public boolean removeNetworks(Iterable<TenantNetworkId> networkIds) {
-        checkNotNull(networkIds, NETWORK_NOT_NULL);
-        for (TenantNetworkId networkId : networkIds) {
-            networkIdAsKeyStore.remove(networkId);
-            if (networkIdAsKeyStore.containsKey(networkId)) {
-                log.debug("the network removed failed whose identifier was {}",
-                          networkId.toString());
-                return false;
-            }
-        }
-        return true;
-    }
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.tenantnetwork.impl;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static org.slf4j.LoggerFactory.getLogger;
+
+import java.util.Collections;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Service;
+import org.onosproject.vtnrsc.TenantNetwork;
+import org.onosproject.vtnrsc.TenantNetworkId;
+import org.onosproject.vtnrsc.tenantnetwork.TenantNetworkService;
+import org.slf4j.Logger;
+
+/**
+ * Provides implementation of the tenantNetworkService.
+ */
+@Component(immediate = true)
+@Service
+public class TenantNetworkManager implements TenantNetworkService {
+
+    private static final String NETWORK_ID_NULL = "Network ID cannot be null";
+    private static final String NETWORK_NOT_NULL = "Network ID cannot be null";
+
+    protected ConcurrentHashMap<TenantNetworkId, TenantNetwork> networkIdAsKeyStore =
+            new ConcurrentHashMap<>();
+
+    private final Logger log = getLogger(getClass());
+
+    @Activate
+    public void activate() {
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        networkIdAsKeyStore.clear();
+        log.info("Stopped");
+    }
+
+    @Override
+    public boolean exists(TenantNetworkId networkId) {
+        checkNotNull(networkId, NETWORK_ID_NULL);
+        return networkIdAsKeyStore.containsKey(networkId);
+    }
+
+    @Override
+    public int getNetworkCount() {
+        return networkIdAsKeyStore.size();
+    }
+
+    @Override
+    public Iterable<TenantNetwork> getNetworks() {
+        return Collections.unmodifiableCollection(networkIdAsKeyStore.values());
+    }
+
+    @Override
+    public TenantNetwork getNetwork(TenantNetworkId networkId) {
+        checkNotNull(networkId, NETWORK_ID_NULL);
+        return networkIdAsKeyStore.get(networkId);
+    }
+
+    @Override
+    public boolean createNetworks(Iterable<TenantNetwork> networks) {
+        checkNotNull(networks, NETWORK_NOT_NULL);
+        for (TenantNetwork network : networks) {
+            networkIdAsKeyStore.put(network.id(), network);
+            if (!networkIdAsKeyStore.containsKey(network.id())) {
+                log.debug("The tenantNetwork is created failed which identifier was {}", network.id()
+                        .toString());
+                return false;
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updateNetworks(Iterable<TenantNetwork> networks) {
+        checkNotNull(networks, NETWORK_NOT_NULL);
+        for (TenantNetwork network : networks) {
+            if (!networkIdAsKeyStore.containsKey(network.id())) {
+                log.debug("The tenantNetwork is not exist whose identifier was {} ",
+                          network.id().toString());
+                return false;
+            }
+
+            networkIdAsKeyStore.put(network.id(), network);
+
+            if (!network.equals(networkIdAsKeyStore.get(network.id()))) {
+                log.debug("The tenantNetwork is updated failed whose identifier was {} ",
+                          network.id().toString());
+                return false;
+            }
+
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removeNetworks(Iterable<TenantNetworkId> networkIds) {
+        checkNotNull(networkIds, NETWORK_NOT_NULL);
+        for (TenantNetworkId networkId : networkIds) {
+            networkIdAsKeyStore.remove(networkId);
+            if (networkIdAsKeyStore.containsKey(networkId)) {
+                log.debug("The tenantNetwork is removed failed whose identifier was {}",
+                          networkId.toString());
+                return false;
+            }
+        }
+        return true;
+    }
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/SubnetService.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tunnel/TunnelConfigService.java
similarity index 92%
copy from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/SubnetService.java
copy to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tunnel/TunnelConfigService.java
index 9ef0229..f09caf2 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/subnet/SubnetService.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/tunnel/TunnelConfigService.java
@@ -1,72 +1,72 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.subnet;
-
-import org.onosproject.app.vtnrsc.Subnet;
-import org.onosproject.app.vtnrsc.SubnetId;
-
-
-/**
- * Service for interacting with the inventory of subnets.
- */
-public interface SubnetService {
-    /**
-     * Returns the subnet with the specified identifier.
-     *
-     * @param subnetId subnet identifier
-     * @return true or false
-     */
-    boolean exists(SubnetId subnetId);
-    /**
-     * Returns a collection of the currently known subnets.
-     *
-     * @return iterable collection of subnets
-     */
-    Iterable<Subnet> getSubnets();
-
-    /**
-     * Returns the subnet with the specified identifier.
-     *
-     * @param subnetId subnet identifier
-     * @return subnet or null if one with the given identifier is not known
-     */
-    Subnet getSubnet(SubnetId subnetId);
-    /**
-     * Creates new subnets.
-     *
-     * @param subnets the iterable collection of subnets
-     * @return true  if the identifier subnet has been created right
-     */
-    boolean createSubnets(Iterable<Subnet> subnets);
-
-    /**
-     * Updates existing subnets.
-     *
-     * @param subnets the iterable collection of subnets
-     * @return true if all subnets were updated successfully
-     */
-    boolean updateSubnets(Iterable<Subnet> subnets);
-
-    /**
-     * Administratively removes the specified subnets from the store.
-     *
-     * @param subnetIds the iterable collection of  subnets identifier
-     * @return true if remove identifier subnets successfully
-     */
-    boolean removeSubnets(Iterable<SubnetId> subnetIds);
-
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.tunnel;
+
+import org.onosproject.vtnrsc.Subnet;
+import org.onosproject.vtnrsc.SubnetId;
+
+
+/**
+ * Service for interacting with the inventory of subnets.
+ */
+public interface TunnelConfigService {
+    /**
+     * Returns the subnet with the specified identifier.
+     *
+     * @param subnetId subnet identifier
+     * @return true or false
+     */
+    boolean exists(SubnetId subnetId);
+    /**
+     * Returns a collection of the currently known subnets.
+     *
+     * @return iterable collection of subnets
+     */
+    Iterable<Subnet> getSubnets();
+
+    /**
+     * Returns the subnet with the specified identifier.
+     *
+     * @param subnetId subnet identifier
+     * @return subnet or null if one with the given identifier is not known
+     */
+    Subnet getSubnet(SubnetId subnetId);
+    /**
+     * Creates new subnets.
+     *
+     * @param subnets the iterable collection of subnets
+     * @return true  if the identifier subnet has been created right
+     */
+    boolean createSubnets(Iterable<Subnet> subnets);
+
+    /**
+     * Updates existing subnets.
+     *
+     * @param subnets the iterable collection of subnets
+     * @return true if all subnets were updated successfully
+     */
+    boolean updateSubnets(Iterable<Subnet> subnets);
+
+    /**
+     * Administratively removes the specified subnets from the store.
+     *
+     * @param subnetIds the iterable collection of  subnets identifier
+     * @return true if remove identifier subnets successfully
+     */
+    boolean removeSubnets(Iterable<SubnetId> subnetIds);
+
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/virtualport/VirtualPortService.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/VirtualPortService.java
similarity index 91%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/virtualport/VirtualPortService.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/VirtualPortService.java
index 71b1560..24ddb9f 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/virtualport/VirtualPortService.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/VirtualPortService.java
@@ -1,99 +1,100 @@
-/*
- * Copyright 2015 Open Porting Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.virtualport;
-
-import java.util.Collection;
-
-import org.onosproject.app.vtnrsc.TenantNetworkId;
-import org.onosproject.app.vtnrsc.TenantId;
-import org.onosproject.app.vtnrsc.VirtualPort;
-import org.onosproject.app.vtnrsc.VirtualPortId;
-import org.onosproject.net.DeviceId;
-
-/**
- * Service for interacting with the inventory of virtualPort.
- */
-public interface VirtualPortService {
-    /**
-     * Returns if the virtualPort is existed.
-     *
-     * @param virtualPortId virtualPort identifier
-     * @return true or false if one with the given identifier is not existed.
-     */
-    boolean exists(VirtualPortId virtualPortId);
-
-    /**
-     * Returns the virtualPort with the identifier.
-     *
-     * @param virtualPortId virtualPort ID
-     * @return VirtualPort or null if one with the given ID is not know.
-     */
-    VirtualPort getPort(VirtualPortId virtualPortId);
-
-    /**
-     * Returns the collection of the currently known virtualPort.
-     */
-    Collection<VirtualPort> getPorts();
-
-    /**
-     * Returns the collection of the virtualPorts associated with the networkId.
-     *
-     * @param networkId  the network identifer
-     * @return collection of virtualPort.
-     */
-    Collection<VirtualPort> getPorts(TenantNetworkId networkId);
-
-    /**
-     * Returns the collection of the virtualPorts associated with the tenantId.
-     *
-     * @param tenantId   the tenant identifier
-     * @return collection of virtualPorts.
-     */
-    Collection<VirtualPort> getPorts(TenantId tenantId);
-
-    /**
-     * Returns the collection of the virtualPorts associated with the deviceId.
-     *
-     * @param deviceId   the device identifier
-     * @return collection of virtualPort.
-     */
-    Collection<VirtualPort> getPorts(DeviceId deviceId);
-
-    /**
-     * Creates virtualPorts by virtualPorts.
-     *
-     * @param virtualPorts the iterable collection of virtualPorts
-     * @return true if all given identifiers created successfully.
-     */
-    boolean createPorts(Iterable<VirtualPort> virtualPorts);
-
-    /**
-     * Updates virtualPorts by virtualPorts.
-     *
-     * @param virtualPorts the iterable  collection of virtualPorts
-     * @return true if all given identifiers updated successfully.
-     */
-    boolean updatePorts(Iterable<VirtualPort> virtualPorts);
-
-    /**
-     * Deletes virtualPortIds by virtualPortIds.
-     *
-     * @param virtualPortIds the iterable collection of virtualPort identifiers
-     * @return true or false if one with the given identifier to delete is
-     *         successfully.
-     */
-    boolean removePorts(Iterable<VirtualPortId> virtualPortIds);
-}
+/*
+ * Copyright 2015 Open Porting Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.virtualport;
+
+import java.util.Collection;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.TenantNetworkId;
+import org.onosproject.vtnrsc.VirtualPort;
+import org.onosproject.vtnrsc.VirtualPortId;
+
+/**
+ * Service for interacting with the inventory of virtualPort.
+ */
+public interface VirtualPortService {
+    /**
+     * Returns if the virtualPort is existed.
+     *
+     * @param virtualPortId virtualPort identifier
+     * @return true or false if one with the given identifier is not existed.
+     */
+    boolean exists(VirtualPortId virtualPortId);
+
+    /**
+     * Returns the virtualPort with the identifier.
+     *
+     * @param virtualPortId virtualPort ID
+     * @return VirtualPort or null if one with the given ID is not know.
+     */
+    VirtualPort getPort(VirtualPortId virtualPortId);
+
+    /**
+     * Returns the collection of the currently known virtualPort.
+     * @return collection of VirtualPort.
+     */
+    Collection<VirtualPort> getPorts();
+
+    /**
+     * Returns the collection of the virtualPorts associated with the networkId.
+     *
+     * @param networkId  the network identifer
+     * @return collection of virtualPort.
+     */
+    Collection<VirtualPort> getPorts(TenantNetworkId networkId);
+
+    /**
+     * Returns the collection of the virtualPorts associated with the tenantId.
+     *
+     * @param tenantId   the tenant identifier
+     * @return collection of virtualPorts.
+     */
+    Collection<VirtualPort> getPorts(TenantId tenantId);
+
+    /**
+     * Returns the collection of the virtualPorts associated with the deviceId.
+     *
+     * @param deviceId   the device identifier
+     * @return collection of virtualPort.
+     */
+    Collection<VirtualPort> getPorts(DeviceId deviceId);
+
+    /**
+     * Creates virtualPorts by virtualPorts.
+     *
+     * @param virtualPorts the iterable collection of virtualPorts
+     * @return true if all given identifiers created successfully.
+     */
+    boolean createPorts(Iterable<VirtualPort> virtualPorts);
+
+    /**
+     * Updates virtualPorts by virtualPorts.
+     *
+     * @param virtualPorts the iterable  collection of virtualPorts
+     * @return true if all given identifiers updated successfully.
+     */
+    boolean updatePorts(Iterable<VirtualPort> virtualPorts);
+
+    /**
+     * Deletes virtualPortIds by virtualPortIds.
+     *
+     * @param virtualPortIds the iterable collection of virtualPort identifiers
+     * @return true or false if one with the given identifier to delete is
+     *         successfully.
+     */
+    boolean removePorts(Iterable<VirtualPortId> virtualPortIds);
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/virtualport/impl/VirtualPortManager.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/impl/VirtualPortManager.java
similarity index 79%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/virtualport/impl/VirtualPortManager.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/impl/VirtualPortManager.java
index b6ce13e..8477b32 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/virtualport/impl/VirtualPortManager.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/virtualport/impl/VirtualPortManager.java
@@ -1,192 +1,182 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.virtualport.impl;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import java.util.Collection;
-import java.util.Collections;
-
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.Service;
-import org.onlab.util.KryoNamespace;
-import org.onosproject.net.DeviceId;
-import org.onosproject.store.service.EventuallyConsistentMap;
-import org.onosproject.store.service.MultiValuedTimestamp;
-import org.onosproject.store.service.StorageService;
-import org.onosproject.store.service.WallClockTimestamp;
-import org.onosproject.app.vtnrsc.TenantId;
-import org.onosproject.app.vtnrsc.TenantNetworkId;
-import org.onosproject.app.vtnrsc.VirtualPort;
-import org.onosproject.app.vtnrsc.VirtualPortId;
-import org.onosproject.app.vtnrsc.tenantnetwork.TenantNetworkService;
-import org.onosproject.app.vtnrsc.virtualport.VirtualPortService;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * Provides implementation of the VirtualPort APIs.
- */
-@Component(immediate = true)
-@Service
-public class VirtualPortManager implements VirtualPortService {
-
-    private final Logger log = LoggerFactory.getLogger(getClass());
-
-    private static final String VIRTUALPORT_ID_NULL = "VirtualPort ID cannot be null";
-    private static final String VIRTUALPORT_NOT_NULL = "VirtualPort  cannot be null";
-    private static final String TENANTID_NOT_NULL = "TenantId  cannot be null";
-    private static final String NETWORKID_NOT_NULL = "NetworkId  cannot be null";
-    private static final String DEVICEID_NOT_NULL = "DeviceId  cannot be null";
-
-    private EventuallyConsistentMap<VirtualPortId, VirtualPort> vPortStore;
-
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected StorageService storageService;
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
-    protected TenantNetworkService networkService;
-
-    @Activate
-    public void activate() {
-        KryoNamespace.Builder seriallizer = KryoNamespace.newBuilder()
-                .register(MultiValuedTimestamp.class);
-        vPortStore = storageService
-                .<VirtualPortId, VirtualPort>eventuallyConsistentMapBuilder()
-                .withName("vPortId_vPort").withSerializer(seriallizer)
-                .withTimestampProvider((k, v) -> new WallClockTimestamp())
-                .build();
-        log.info("Started");
-    }
-
-    @Deactivate
-    public void deactivate() {
-        vPortStore.destroy();
-        log.info("Stoppped");
-    }
-
-    @Override
-    public boolean exists(VirtualPortId vPortId) {
-        checkNotNull(vPortId, VIRTUALPORT_ID_NULL);
-        return vPortStore.containsKey(vPortId);
-    }
-
-    @Override
-    public VirtualPort getPort(VirtualPortId vPortId) {
-        checkNotNull(vPortId, VIRTUALPORT_ID_NULL);
-        return vPortStore.get(vPortId);
-    }
-
-    @Override
-    public Collection<VirtualPort> getPorts() {
-        return Collections.unmodifiableCollection(vPortStore.values());
-    }
-
-    @Override
-    public Collection<VirtualPort> getPorts(TenantNetworkId networkId) {
-        checkNotNull(networkId, NETWORKID_NOT_NULL);
-        Collection<VirtualPort> vPortWithNetworkIds = vPortStore.values();
-        for (VirtualPort vPort : vPortWithNetworkIds) {
-            if (!vPort.networkId().equals(networkId)) {
-                vPortWithNetworkIds.remove(vPort);
-            }
-        }
-        return vPortWithNetworkIds;
-    }
-
-    @Override
-    public Collection<VirtualPort> getPorts(TenantId tenantId) {
-        checkNotNull(tenantId, TENANTID_NOT_NULL);
-        Collection<VirtualPort> vPortWithTenantIds = vPortStore.values();
-        for (VirtualPort vPort : vPortWithTenantIds) {
-            if (!vPort.tenantId().equals(tenantId)) {
-                vPortWithTenantIds.remove(vPort);
-            }
-        }
-        return vPortWithTenantIds;
-    }
-
-    @Override
-    public Collection<VirtualPort> getPorts(DeviceId deviceId) {
-        checkNotNull(deviceId, DEVICEID_NOT_NULL);
-        Collection<VirtualPort> vPortWithDeviceIds = vPortStore.values();
-        for (VirtualPort vPort : vPortWithDeviceIds) {
-            if (!vPort.deviceId().equals(deviceId)) {
-                vPortWithDeviceIds.remove(vPort);
-            }
-        }
-        return vPortWithDeviceIds;
-    }
-
-    @Override
-    public boolean createPorts(Iterable<VirtualPort> vPorts) {
-        checkNotNull(vPorts, VIRTUALPORT_NOT_NULL);
-        for (VirtualPort vPort : vPorts) {
-            log.debug("vPortId is  {} ", vPort.portId().toString());
-            vPortStore.put(vPort.portId(), vPort);
-            if (!vPortStore.containsKey(vPort.portId())) {
-                log.debug("the virtualPort created failed whose identifier was {} ",
-                          vPort.portId().toString());
-                return false;
-            }
-        }
-        return true;
-    }
-
-    @Override
-    public boolean updatePorts(Iterable<VirtualPort> vPorts) {
-        checkNotNull(vPorts, VIRTUALPORT_NOT_NULL);
-        if (vPorts != null) {
-            for (VirtualPort vPort : vPorts) {
-                vPortStore.put(vPort.portId(), vPort);
-                if (!vPortStore.containsKey(vPort.portId())) {
-                    log.debug("the virtualPort  did not exist whose identifier was {}",
-                              vPort.portId().toString());
-                    return false;
-                }
-
-                vPortStore.put(vPort.portId(), vPort);
-
-                if (!vPort.equals(vPortStore.get(vPort.portId()))) {
-                    log.debug("the virtualPort updated failed whose  identifier was {}",
-                              vPort.portId().toString());
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-
-    @Override
-    public boolean removePorts(Iterable<VirtualPortId> vPortIds) {
-        checkNotNull(vPortIds, VIRTUALPORT_ID_NULL);
-        if (vPortIds != null) {
-            for (VirtualPortId vPortId : vPortIds) {
-                vPortStore.remove(vPortId);
-                if (vPortStore.containsKey(vPortId)) {
-                    log.debug("the virtualPort removed failed whose identifier was {}",
-                              vPortId.toString());
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.virtualport.impl;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.concurrent.ConcurrentHashMap;
+
+import org.apache.felix.scr.annotations.Activate;
+import org.apache.felix.scr.annotations.Component;
+import org.apache.felix.scr.annotations.Deactivate;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.apache.felix.scr.annotations.Service;
+import org.onosproject.net.DeviceId;
+import org.onosproject.store.service.StorageService;
+import org.onosproject.vtnrsc.TenantId;
+import org.onosproject.vtnrsc.TenantNetworkId;
+import org.onosproject.vtnrsc.VirtualPort;
+import org.onosproject.vtnrsc.VirtualPortId;
+import org.onosproject.vtnrsc.tenantnetwork.TenantNetworkService;
+import org.onosproject.vtnrsc.virtualport.VirtualPortService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Provides implementation of the VirtualPort APIs.
+ */
+@Component(immediate = true)
+@Service
+public class VirtualPortManager implements VirtualPortService {
+
+    private final Logger log = LoggerFactory.getLogger(getClass());
+
+    private static final String VIRTUALPORT_ID_NULL = "VirtualPort ID cannot be null";
+    private static final String VIRTUALPORT_NOT_NULL = "VirtualPort  cannot be null";
+    private static final String TENANTID_NOT_NULL = "TenantId  cannot be null";
+    private static final String NETWORKID_NOT_NULL = "NetworkId  cannot be null";
+    private static final String DEVICEID_NOT_NULL = "DeviceId  cannot be null";
+
+    protected ConcurrentHashMap<VirtualPortId, VirtualPort> vPortStore =
+            new ConcurrentHashMap<>();
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected StorageService storageService;
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    protected TenantNetworkService networkService;
+
+    @Activate
+    public void activate() {
+        log.info("Started");
+    }
+
+    @Deactivate
+    public void deactivate() {
+        vPortStore.clear();
+        log.info("Stoppped");
+    }
+
+    @Override
+    public boolean exists(VirtualPortId vPortId) {
+        checkNotNull(vPortId, VIRTUALPORT_ID_NULL);
+        return vPortStore.containsKey(vPortId);
+    }
+
+    @Override
+    public VirtualPort getPort(VirtualPortId vPortId) {
+        checkNotNull(vPortId, VIRTUALPORT_ID_NULL);
+        return vPortStore.get(vPortId);
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts() {
+        return Collections.unmodifiableCollection(vPortStore.values());
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(TenantNetworkId networkId) {
+        checkNotNull(networkId, NETWORKID_NOT_NULL);
+        Collection<VirtualPort> vPortWithNetworkIds = vPortStore.values();
+        for (VirtualPort vPort : vPortWithNetworkIds) {
+            if (!vPort.networkId().equals(networkId)) {
+                vPortWithNetworkIds.remove(vPort);
+            }
+        }
+        return vPortWithNetworkIds;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(TenantId tenantId) {
+        checkNotNull(tenantId, TENANTID_NOT_NULL);
+        Collection<VirtualPort> vPortWithTenantIds = vPortStore.values();
+        for (VirtualPort vPort : vPortWithTenantIds) {
+            if (!vPort.tenantId().equals(tenantId)) {
+                vPortWithTenantIds.remove(vPort);
+            }
+        }
+        return vPortWithTenantIds;
+    }
+
+    @Override
+    public Collection<VirtualPort> getPorts(DeviceId deviceId) {
+        checkNotNull(deviceId, DEVICEID_NOT_NULL);
+        Collection<VirtualPort> vPortWithDeviceIds = vPortStore.values();
+        for (VirtualPort vPort : vPortWithDeviceIds) {
+            if (!vPort.deviceId().equals(deviceId)) {
+                vPortWithDeviceIds.remove(vPort);
+            }
+        }
+        return vPortWithDeviceIds;
+    }
+
+    @Override
+    public boolean createPorts(Iterable<VirtualPort> vPorts) {
+        checkNotNull(vPorts, VIRTUALPORT_NOT_NULL);
+        for (VirtualPort vPort : vPorts) {
+            log.debug("vPortId is  {} ", vPort.portId().toString());
+            vPortStore.put(vPort.portId(), vPort);
+            if (!vPortStore.containsKey(vPort.portId())) {
+                log.debug("The virtualPort is created failed whose identifier is {} ",
+                          vPort.portId().toString());
+                return false;
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public boolean updatePorts(Iterable<VirtualPort> vPorts) {
+        checkNotNull(vPorts, VIRTUALPORT_NOT_NULL);
+        if (vPorts != null) {
+            for (VirtualPort vPort : vPorts) {
+                vPortStore.put(vPort.portId(), vPort);
+                if (!vPortStore.containsKey(vPort.portId())) {
+                    log.debug("The virtualPort is not exist whose identifier is {}",
+                              vPort.portId().toString());
+                    return false;
+                }
+
+                vPortStore.put(vPort.portId(), vPort);
+
+                if (!vPort.equals(vPortStore.get(vPort.portId()))) {
+                    log.debug("The virtualPort is updated failed whose  identifier is {}",
+                              vPort.portId().toString());
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public boolean removePorts(Iterable<VirtualPortId> vPortIds) {
+        checkNotNull(vPortIds, VIRTUALPORT_ID_NULL);
+        if (vPortIds != null) {
+            for (VirtualPortId vPortId : vPortIds) {
+                vPortStore.remove(vPortId);
+                if (vPortStore.containsKey(vPortId)) {
+                    log.debug("The virtualPort is removed failed whose identifier is {}",
+                              vPortId.toString());
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/AllocationPoolsCodec.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/AllocationPoolsCodec.java
similarity index 93%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/AllocationPoolsCodec.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/AllocationPoolsCodec.java
index 8d99c31..4a6c321 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/AllocationPoolsCodec.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/AllocationPoolsCodec.java
@@ -1,40 +1,40 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.web;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import org.onosproject.app.vtnrsc.AllocationPool;
-import org.onosproject.codec.CodecContext;
-import org.onosproject.codec.JsonCodec;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-
-/**
- * Subnet AllocationPool codec.
- */
-public final class AllocationPoolsCodec extends JsonCodec<AllocationPool> {
-
-    @Override
-    public ObjectNode encode(AllocationPool alocPool, CodecContext context) {
-        checkNotNull(alocPool, "AllocationPools cannot be null");
-        ObjectNode result = context.mapper().createObjectNode()
-                .put("start", alocPool.startIp().toString())
-                .put("end", alocPool.endIp().toString());
-        return result;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.web;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.vtnrsc.AllocationPool;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * Subnet AllocationPool codec.
+ */
+public final class AllocationPoolsCodec extends JsonCodec<AllocationPool> {
+
+    @Override
+    public ObjectNode encode(AllocationPool alocPool, CodecContext context) {
+        checkNotNull(alocPool, "AllocationPools cannot be null");
+        ObjectNode result = context.mapper().createObjectNode()
+                .put("start", alocPool.startIp().toString())
+                .put("end", alocPool.endIp().toString());
+        return result;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/AllowedAddressPairCodec.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/AllowedAddressPairCodec.java
similarity index 93%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/AllowedAddressPairCodec.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/AllowedAddressPairCodec.java
index bd3c380..6c5cc2e 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/AllowedAddressPairCodec.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/AllowedAddressPairCodec.java
@@ -1,40 +1,40 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.web;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import org.onosproject.app.vtnrsc.AllowedAddressPair;
-import org.onosproject.codec.CodecContext;
-import org.onosproject.codec.JsonCodec;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-
-/**
- * VirtualPort AllowedAddressPair codec.
- */
-public final class AllowedAddressPairCodec extends JsonCodec<AllowedAddressPair> {
-
-    @Override
-    public ObjectNode encode(AllowedAddressPair alocAddPair, CodecContext context) {
-        checkNotNull(alocAddPair, "AllowedAddressPair cannot be null");
-        ObjectNode result = context.mapper().createObjectNode()
-                .put("ip_address", alocAddPair.ip().toString())
-                .put("mac_address", alocAddPair.mac().toString());
-        return result;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.web;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.vtnrsc.AllowedAddressPair;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * VirtualPort AllowedAddressPair codec.
+ */
+public final class AllowedAddressPairCodec extends JsonCodec<AllowedAddressPair> {
+
+    @Override
+    public ObjectNode encode(AllowedAddressPair alocAddPair, CodecContext context) {
+        checkNotNull(alocAddPair, "AllowedAddressPair cannot be null");
+        ObjectNode result = context.mapper().createObjectNode()
+                .put("ip_address", alocAddPair.ip().toString())
+                .put("mac_address", alocAddPair.mac().toString());
+        return result;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/FixedIpCodec.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/FixedIpCodec.java
similarity index 93%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/FixedIpCodec.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/FixedIpCodec.java
index d2b427a..a69b821 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/FixedIpCodec.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/FixedIpCodec.java
@@ -1,40 +1,40 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.web;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import org.onosproject.app.vtnrsc.FixedIp;
-import org.onosproject.codec.CodecContext;
-import org.onosproject.codec.JsonCodec;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-
-/**
- * VirtualPort FixedIp codec.
- */
-public final class FixedIpCodec extends JsonCodec<FixedIp> {
-
-    @Override
-    public ObjectNode encode(FixedIp fixIp, CodecContext context) {
-        checkNotNull(fixIp, "FixedIp cannot be null");
-        ObjectNode result = context.mapper().createObjectNode()
-                .put("subnet_id", fixIp.subnetId().toString())
-                .put("ip_address", fixIp.ip().toString());
-        return result;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.web;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.vtnrsc.FixedIp;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * VirtualPort FixedIp codec.
+ */
+public final class FixedIpCodec extends JsonCodec<FixedIp> {
+
+    @Override
+    public ObjectNode encode(FixedIp fixIp, CodecContext context) {
+        checkNotNull(fixIp, "FixedIp cannot be null");
+        ObjectNode result = context.mapper().createObjectNode()
+                .put("subnet_id", fixIp.subnetId().toString())
+                .put("ip_address", fixIp.ip().toString());
+        return result;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/HostRoutesCodec.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/HostRoutesCodec.java
similarity index 93%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/HostRoutesCodec.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/HostRoutesCodec.java
index 915726e..ba977a0 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/HostRoutesCodec.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/HostRoutesCodec.java
@@ -1,40 +1,40 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.web;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import org.onosproject.codec.CodecContext;
-import org.onosproject.codec.JsonCodec;
-import org.onosproject.app.vtnrsc.HostRoute;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-
-/**
- * Subnet HostRoute codec.
- */
-public final class HostRoutesCodec extends JsonCodec<HostRoute> {
-
-    @Override
-    public ObjectNode encode(HostRoute hostRoute, CodecContext context) {
-        checkNotNull(hostRoute, "HostRoute cannot be null");
-        ObjectNode result = context.mapper().createObjectNode()
-                .put("nexthop", hostRoute.nexthop().toString())
-                .put("destination", hostRoute.destination().toString());
-        return result;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.web;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.vtnrsc.HostRoute;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * Subnet HostRoute codec.
+ */
+public final class HostRoutesCodec extends JsonCodec<HostRoute> {
+
+    @Override
+    public ObjectNode encode(HostRoute hostRoute, CodecContext context) {
+        checkNotNull(hostRoute, "HostRoute cannot be null");
+        ObjectNode result = context.mapper().createObjectNode()
+                .put("nexthop", hostRoute.nexthop().toString())
+                .put("destination", hostRoute.destination().toString());
+        return result;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/SecurityGroupCodec.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/SecurityGroupCodec.java
similarity index 93%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/SecurityGroupCodec.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/SecurityGroupCodec.java
index 34e0fe9..83bab6b 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/SecurityGroupCodec.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/SecurityGroupCodec.java
@@ -1,39 +1,39 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.web;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import org.onosproject.app.vtnrsc.SecurityGroup;
-import org.onosproject.codec.CodecContext;
-import org.onosproject.codec.JsonCodec;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-
-/**
- * Virtualport SecurityGroup codec.
- */
-public final class SecurityGroupCodec extends JsonCodec<SecurityGroup> {
-
-    @Override
-    public ObjectNode encode(SecurityGroup securGroup, CodecContext context) {
-        checkNotNull(securGroup, "SecurityGroup cannot be null");
-        ObjectNode result = context.mapper().createObjectNode()
-                .put("security_group", securGroup.securityGroup());
-        return result;
-    }
-
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.web;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.vtnrsc.SecurityGroup;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * Virtualport SecurityGroup codec.
+ */
+public final class SecurityGroupCodec extends JsonCodec<SecurityGroup> {
+
+    @Override
+    public ObjectNode encode(SecurityGroup securGroup, CodecContext context) {
+        checkNotNull(securGroup, "SecurityGroup cannot be null");
+        ObjectNode result = context.mapper().createObjectNode()
+                .put("security_group", securGroup.securityGroup());
+        return result;
+    }
+
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/SubnetCodec.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/SubnetCodec.java
similarity index 95%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/SubnetCodec.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/SubnetCodec.java
index f14ec8e..8f0fd2e 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/SubnetCodec.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/SubnetCodec.java
@@ -1,49 +1,49 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.web;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import org.onosproject.app.vtnrsc.Subnet;
-import org.onosproject.codec.CodecContext;
-import org.onosproject.codec.JsonCodec;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-
-/**
- * Subnet JSON codec.
- */
-public final class SubnetCodec extends JsonCodec<Subnet> {
-    @Override
-    public ObjectNode encode(Subnet subnet, CodecContext context) {
-        checkNotNull(subnet, "Subnet cannot be null");
-        ObjectNode result = context.mapper().createObjectNode()
-                .put("id", subnet.id().toString())
-                .put("gate_ip", subnet.gatewayIp().toString())
-                .put("network_id", subnet.networkId().toString())
-                .put("name", subnet.subnetName().toString())
-                .put("ip_version", subnet.ipVersion().toString())
-                .put("cidr", subnet.cidr().toString())
-                .put("shared", subnet.shared())
-                .put("enabled_dchp", subnet.dhcpEnabled())
-                .put("tenant_id", subnet.tenantId().toString());
-        result.set("alloction_pools", new AllocationPoolsCodec().encode(subnet
-                .allocationPools(), context));
-        result.set("host_routes",
-                   new HostRoutesCodec().encode(subnet.hostRoutes(), context));
-        return result;
-    }
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.web;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.vtnrsc.Subnet;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * Subnet JSON codec.
+ */
+public final class SubnetCodec extends JsonCodec<Subnet> {
+    @Override
+    public ObjectNode encode(Subnet subnet, CodecContext context) {
+        checkNotNull(subnet, "Subnet cannot be null");
+        ObjectNode result = context.mapper().createObjectNode()
+                .put("id", subnet.id().toString())
+                .put("gate_ip", subnet.gatewayIp().toString())
+                .put("network_id", subnet.networkId().toString())
+                .put("name", subnet.subnetName().toString())
+                .put("ip_version", subnet.ipVersion().toString())
+                .put("cidr", subnet.cidr().toString())
+                .put("shared", subnet.shared())
+                .put("enabled_dchp", subnet.dhcpEnabled())
+                .put("tenant_id", subnet.tenantId().toString());
+        result.set("alloction_pools", new AllocationPoolsCodec().encode(subnet
+                .allocationPools(), context));
+        result.set("host_routes",
+                   new HostRoutesCodec().encode(subnet.hostRoutes(), context));
+        return result;
+    }
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/TenantNetworkCodec.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/TenantNetworkCodec.java
similarity index 95%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/TenantNetworkCodec.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/TenantNetworkCodec.java
index bad7a82..07ae9f8 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/TenantNetworkCodec.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/TenantNetworkCodec.java
@@ -1,47 +1,47 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.web;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import org.onosproject.codec.CodecContext;
-import org.onosproject.codec.JsonCodec;
-import org.onosproject.app.vtnrsc.TenantNetwork;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-
-/**
- * TenantNetwork JSON codec.
- */
-public final class TenantNetworkCodec extends JsonCodec<TenantNetwork> {
-
-    @Override
-    public ObjectNode encode(TenantNetwork network, CodecContext context) {
-        checkNotNull(network, "Network cannot be null");
-        ObjectNode result = context.mapper().createObjectNode()
-                .put("id", network.id().toString())
-                .put("name", network.name().toString())
-                .put("admin_state_up", network.adminStateUp())
-                .put("status", "" + network.state())
-                .put("shared", network.shared())
-                .put("tenant_id", network.tenantId().toString())
-                .put("router:external", network.routerExternal())
-                .put("provider:network_type", "" + network.type())
-                .put("provider:physical_network", network.physicalNetwork().toString())
-                .put("provider:segmentation_id", network.segmentationId().toString());
-        return result;
-    }
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.web;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.vtnrsc.TenantNetwork;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * TenantNetwork JSON codec.
+ */
+public final class TenantNetworkCodec extends JsonCodec<TenantNetwork> {
+
+    @Override
+    public ObjectNode encode(TenantNetwork network, CodecContext context) {
+        checkNotNull(network, "Network cannot be null");
+        ObjectNode result = context.mapper().createObjectNode()
+                .put("id", network.id().toString())
+                .put("name", network.name().toString())
+                .put("admin_state_up", network.adminStateUp())
+                .put("status", "" + network.state())
+                .put("shared", network.shared())
+                .put("tenant_id", network.tenantId().toString())
+                .put("router:external", network.routerExternal())
+                .put("provider:network_type", "" + network.type())
+                .put("provider:physical_network", network.physicalNetwork().toString())
+                .put("provider:segmentation_id", network.segmentationId().toString());
+        return result;
+    }
+}
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/VirtualPortCodec.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/VirtualPortCodec.java
similarity index 93%
rename from apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/VirtualPortCodec.java
rename to apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/VirtualPortCodec.java
index 69523d4..aa3c0c7 100644
--- a/apps/vtnrsc/src/main/java/org/onosproject/app/vtnrsc/web/VirtualPortCodec.java
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/web/VirtualPortCodec.java
@@ -1,57 +1,57 @@
-/*
- * Copyright 2015 Open Networking Laboratory
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.onosproject.app.vtnrsc.web;
-
-import static com.google.common.base.Preconditions.checkNotNull;
-
-import org.onosproject.codec.CodecContext;
-import org.onosproject.codec.JsonCodec;
-import org.onosproject.app.vtnrsc.VirtualPort;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-
-/**
- * VirtualPort JSON codec.
- */
-public final class VirtualPortCodec extends JsonCodec<VirtualPort> {
-    @Override
-    public ObjectNode encode(VirtualPort vPort, CodecContext context) {
-        checkNotNull(vPort, "VPort cannot be null");
-        ObjectNode result = context
-                .mapper()
-                .createObjectNode()
-                .put("id", vPort.portId().toString())
-                .put("network_id", vPort.networkId().toString())
-                .put("admin_state_up", vPort.adminStateUp())
-                .put("name", vPort.name().toString())
-                .put("status", vPort.state().toString())
-                .put("mac_address", vPort.macAddress().toString())
-                .put("tenant_id", vPort.tenantId().toString())
-                .put("device_id", vPort.deviceId().toString())
-                .put("device_owner", vPort.deviceOwner().toString())
-                .put("binding:vnic_type", vPort.bindingVnicType().toString())
-                .put("binding:Vif_type", vPort.bindingVifType().toString())
-                .put("binding:host_id", vPort.bindingHostId().mac().toString())
-                .put("binding:vif_details", vPort.bindingVifDetails().toString());
-        result.set("allowed_address_pairs", new AllowedAddressPairCodec().encode(
-                                                                               vPort.allowedAddressPairs(), context));
-        result.set("fixed_ips", new FixedIpCodec().encode(
-                                                        vPort.fixedIps(), context));
-        result.set("security_groups", new SecurityGroupCodec().encode(
-                                                        vPort.securityGroups(), context));
-        return result;
-    }
-}
+/*
+ * Copyright 2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.vtnrsc.web;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+import org.onosproject.codec.CodecContext;
+import org.onosproject.codec.JsonCodec;
+import org.onosproject.vtnrsc.VirtualPort;
+
+import com.fasterxml.jackson.databind.node.ObjectNode;
+
+/**
+ * VirtualPort JSON codec.
+ */
+public final class VirtualPortCodec extends JsonCodec<VirtualPort> {
+    @Override
+    public ObjectNode encode(VirtualPort vPort, CodecContext context) {
+        checkNotNull(vPort, "VPort cannot be null");
+        ObjectNode result = context
+                .mapper()
+                .createObjectNode()
+                .put("id", vPort.portId().toString())
+                .put("network_id", vPort.networkId().toString())
+                .put("admin_state_up", vPort.adminStateUp())
+                .put("name", vPort.name().toString())
+                .put("status", vPort.state().toString())
+                .put("mac_address", vPort.macAddress().toString())
+                .put("tenant_id", vPort.tenantId().toString())
+                .put("device_id", vPort.deviceId().toString())
+                .put("device_owner", vPort.deviceOwner().toString())
+                .put("binding:vnic_type", vPort.bindingVnicType().toString())
+                .put("binding:Vif_type", vPort.bindingVifType().toString())
+                .put("binding:host_id", vPort.bindingHostId().toString())
+                .put("binding:vif_details", vPort.bindingVifDetails().toString());
+        result.set("allowed_address_pairs", new AllowedAddressPairCodec().encode(
+                                                                               vPort.allowedAddressPairs(), context));
+        result.set("fixed_ips", new FixedIpCodec().encode(
+                                                        vPort.fixedIps(), context));
+        result.set("security_groups", new SecurityGroupCodec().encode(
+                                                        vPort.securityGroups(), context));
+        return result;
+    }
+}