[WIP] Upgrade ONOS to karaf version 4.2.1

Change-Id: I7cd40c995bdf1c80f94b1895fb3344e32404c7fa
diff --git a/cli/src/main/java/org/onosproject/cli/net/IntentsListCommand.java b/cli/src/main/java/org/onosproject/cli/net/IntentsListCommand.java
index 20c8b34..0f0c448 100644
--- a/cli/src/main/java/org/onosproject/cli/net/IntentsListCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/IntentsListCommand.java
@@ -23,8 +23,9 @@
 import com.google.common.collect.Lists;
 import com.google.common.collect.Sets;
 import org.apache.commons.lang.StringUtils;
-import org.apache.karaf.shell.commands.Command;
-import org.apache.karaf.shell.commands.Option;
+import org.apache.karaf.shell.api.action.Command;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
+import org.apache.karaf.shell.api.action.Option;
 import org.onlab.util.StringFilter;
 import org.onlab.util.Tools;
 import org.onosproject.cli.AbstractShellCommand;
@@ -63,6 +64,7 @@
 /**
  * Lists the inventory of intents and their states.
  */
+@Service
 @Command(scope = "onos", name = "intents",
          description = "Lists the inventory of intents and their states")
 public class IntentsListCommand extends AbstractShellCommand {
@@ -181,7 +183,7 @@
     private WorkPartitionService workPartitionService;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         service = get(IntentService.class);
         workPartitionService = get(WorkPartitionService.class);