[ONOS-4160] pce rest and cli

Change-Id: Icc1ec3070fe595bfc1439048234d6a6f23127c13
diff --git a/apps/pce/src/main/java/org/onosproject/pce/cli/PceDeletePathCommand.java b/apps/pce/src/main/java/org/onosproject/pce/cli/PceDeletePathCommand.java
new file mode 100644
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+++ b/apps/pce/src/main/java/org/onosproject/pce/cli/PceDeletePathCommand.java
@@ -0,0 +1,50 @@
+/*
+ * 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.pce.cli;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.commands.Command;
+
+import org.onosproject.cli.AbstractShellCommand;
+import org.onosproject.pce.pceservice.api.PceService;
+
+import org.slf4j.Logger;
+
+/**
+ * Supports deleting pce path.
+ */
+@Command(scope = "onos", name = "pce-delete-path", description = "Supports deleting pce path.")
+public class PceDeletePathCommand extends AbstractShellCommand {
+    private final Logger log = getLogger(getClass());
+
+    @Argument(index = 0, name = "id", description = "Path Id.", required = true, multiValued = false)
+    String id = null;
+
+    @Override
+    protected void execute() {
+        log.info("executing pce-delete-path");
+
+        PceService service = get(PceService.class);
+
+        //TODO: need to uncomment below lines once releasePath method is added to PceService
+        //if (!service.releasePath(PcePathId.of(id))) {
+        //    error("Path deletion failed.");
+        //    return;
+        //}
+    }
+}