Separated OpenstackInterface feature from OpenstackNetworking application.

Change-Id: I4766de7e93c5b432c50a2167b9a9d9d4605b1ad2
diff --git a/apps/openstackinterface/api/src/main/java/org/onosproject/openstackinterface/OpenstackRouter.java b/apps/openstackinterface/api/src/main/java/org/onosproject/openstackinterface/OpenstackRouter.java
new file mode 100644
index 0000000..b5e081e
--- /dev/null
+++ b/apps/openstackinterface/api/src/main/java/org/onosproject/openstackinterface/OpenstackRouter.java
@@ -0,0 +1,219 @@
+/*
+ * Copyright 2016 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.openstackinterface;
+
+import java.util.Objects;
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * An Openstack Neutron Router Model.
+ */
+public final class OpenstackRouter {
+
+    public enum RouterStatus {
+        UP,
+        DOWN,
+        ACTIVE,
+    }
+
+    private final String tenantId;
+    private final String id;
+    private final String name;
+    private RouterStatus status;
+    private boolean adminStateUp;
+    private OpenstackExternalGateway gatewayExternalInfo;
+
+    private OpenstackRouter(String id, String tenantId, String name, RouterStatus status,
+                           boolean adminStateUp, OpenstackExternalGateway gatewayExternalInfo) {
+        this.id = id;
+        this.tenantId = tenantId;
+        this.name = name;
+        this.status = status;
+        this.adminStateUp = adminStateUp;
+        this.gatewayExternalInfo = gatewayExternalInfo;
+
+    }
+
+    /**
+     * Returns tenant ID.
+     *
+     * @return tenant ID
+     */
+    public String tenantId() {
+        return tenantId;
+    }
+
+    /**
+     * Returns router ID.
+     *
+     * @return router ID
+     */
+    public String id() {
+        return id;
+    }
+
+    /**
+     * Returns router name.
+     *
+     * @return router name
+     */
+    public String name() {
+        return name;
+    }
+
+    /**
+     * Returns router status.
+     *
+     * @return router stauts
+     */
+    public RouterStatus status() {
+        return status;
+    }
+
+    /**
+     * Returns whether admin state up or not.
+     *
+     * @return true if admin state up, false otherwise
+     */
+    public boolean adminStateUp() {
+        return adminStateUp;
+    }
+
+    /**
+     * Returns external gateway information.
+     *
+     * @return external gateway information
+     */
+    public OpenstackExternalGateway gatewayExternalInfo() {
+        return gatewayExternalInfo;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+
+        if (o instanceof OpenstackRouter) {
+            OpenstackRouter that = (OpenstackRouter) o;
+
+            return this.adminStateUp == that.adminStateUp &&
+                    this.gatewayExternalInfo.equals(that.gatewayExternalInfo) &&
+                    this.id.equals(that.id) &&
+                    this.name.equals(that.name) &&
+                    this.status.equals(that.status) &&
+                    this.tenantId.equals(that.tenantId);
+        }
+
+        return false;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(adminStateUp, gatewayExternalInfo, id, name, status, tenantId);
+    }
+
+    /**
+     * An Openstack Router Builder class.
+     */
+    public static final class Builder {
+
+        private String tenantId;
+        private String id;
+        private String name;
+        private RouterStatus status;
+        private Boolean adminStateUp;
+        private OpenstackExternalGateway gatewayExternalInfo;
+
+        /**
+         * Sets router ID.
+         *
+         * @param id router ID
+         * @return Builder object
+         */
+        public Builder id(String id) {
+            this.id = id;
+            return this;
+        }
+
+        /**
+         * Sets router name.
+         *
+         * @param name router name
+         * @return Builder object
+         */
+        public Builder name(String name) {
+            this.name = name;
+            return this;
+        }
+
+        /**
+         * Sets router status.
+         *
+         * @param status router status
+         * @return Builder object
+         */
+        public Builder status(RouterStatus status) {
+            this.status = status;
+            return this;
+        }
+
+        /**
+         * Sets tenant ID.
+         *
+         * @param tenantId Tenant ID
+         * @return Builder object
+         */
+        public Builder tenantId(String tenantId) {
+            this.tenantId = tenantId;
+            return this;
+        }
+
+        /**
+         * Sets whether admin state up or not.
+         *
+         * @param adminStateUp true if admin state is up, false otherwise
+         * @return Builder object
+         */
+        public Builder adminStateUp(boolean adminStateUp) {
+            this.adminStateUp = adminStateUp;
+            return this;
+        }
+
+        /**
+         * Sets external gateway information.
+         *
+         * @param gatewayExternalInfo external gateway information
+         * @return Builder object
+         */
+        public Builder gatewayExternalInfo(OpenstackExternalGateway gatewayExternalInfo) {
+            this.gatewayExternalInfo = gatewayExternalInfo;
+            return this;
+        }
+
+        /**
+         * Builds an OpenstackRouter object.
+         *
+         * @return OpenstasckRouter object
+         */
+        public OpenstackRouter build() {
+            return new OpenstackRouter(checkNotNull(id), checkNotNull(tenantId), name, checkNotNull(status),
+                    checkNotNull(adminStateUp), gatewayExternalInfo);
+        }
+    }
+
+
+}