ONOS-2622
Fix error of north app and update onos-app-vtnrsc package

Change-Id: I375002ff26d2ab3ada879a92a1d47bcdb8980054
diff --git a/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultAllocationPool.java b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultAllocationPool.java
new file mode 100644
index 0000000..6a6a475
--- /dev/null
+++ b/apps/vtnrsc/src/main/java/org/onosproject/vtnrsc/DefaultAllocationPool.java
@@ -0,0 +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.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();

+    }

+}

+