[WIP] apps CLI changes for karaf upgrade

Change-Id: I283efc39c7d4f4b31344f1d2d0cdd2b98a60932d
diff --git a/apps/openstackvtap/app/src/main/java/org/onosproject/openstackvtap/cli/OpenstackVtapDeleteCommand.java b/apps/openstackvtap/app/src/main/java/org/onosproject/openstackvtap/cli/OpenstackVtapDeleteCommand.java
index e4a167b..a5f06ee 100644
--- a/apps/openstackvtap/app/src/main/java/org/onosproject/openstackvtap/cli/OpenstackVtapDeleteCommand.java
+++ b/apps/openstackvtap/app/src/main/java/org/onosproject/openstackvtap/cli/OpenstackVtapDeleteCommand.java
@@ -14,9 +14,10 @@
  * limitations under the License.
  */
 package org.onosproject.openstackvtap.cli;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
 import org.onosproject.cli.AbstractShellCommand;
-import org.apache.karaf.shell.commands.Argument;
+import org.apache.karaf.shell.api.action.Argument;
 import org.onosproject.openstackvtap.api.OpenstackVtap;
 import org.onosproject.openstackvtap.api.OpenstackVtapAdminService;
 import org.onosproject.openstackvtap.api.OpenstackVtapId;
@@ -24,6 +25,7 @@
 /**
  * Command line interface for removing openstack vTap rule.
  */
+@Service
 @Command(scope = "onos", name = "openstack-vtap-del",
         description = "OpenstackVtap deactivate")
 public class OpenstackVtapDeleteCommand extends AbstractShellCommand {
@@ -35,7 +37,7 @@
     String vTapId = "";
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         OpenstackVtap vTap = vTapService.removeVtap(OpenstackVtapId.vTapId(vTapId));
         if (vTap != null) {
             print("Removed OpenstackVtap with id { %s }", vTap.id().toString());