Adds a Segment Routing CLI to remove a tunnel (srtunnel-remove).

Change-Id: Ie702a0cbe4c4ef7f9a956ca3a5335b2337a68c31
diff --git a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/cli/TunnelRemoveCommand.java b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/cli/TunnelRemoveCommand.java
new file mode 100644
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+++ b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/cli/TunnelRemoveCommand.java
@@ -0,0 +1,48 @@
+/*
+ * 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.segmentrouting.cli;
+
+
+import com.google.common.collect.Lists;
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.segmentrouting.DefaultTunnel;
+import org.onosproject.segmentrouting.SegmentRoutingService;
+import org.onosproject.segmentrouting.Tunnel;
+
+/**
+ * Command to remove a tunnel.
+ */
+@Command(scope = "onos", name = "srtunnel-remove",
+        description = "Remove a tunnel")
+public class TunnelRemoveCommand extends AbstractShellCommand {
+
+    @Argument(index = 0, name = "tunnel ID",
+            description = "tunnel ID",
+            required = true, multiValued = false)
+    String tunnelId;
+
+    @Override
+    protected void execute() {
+
+        SegmentRoutingService srService =
+                AbstractShellCommand.get(SegmentRoutingService.class);
+
+        Tunnel tunnel = new DefaultTunnel(tunnelId, Lists.newArrayList());
+        srService.removeTunnel(tunnel);
+    }
+}
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