Merge "Adding StateMachine.hasMessages(), StateMachine.hasDeferredMessages()" into mnc-dr1.5-dev

am: cd2cc9aa9b

* commit 'cd2cc9aa9bfdc21a06ffd7049a4b4ad07bbf6886':
  Adding StateMachine.hasMessages(), StateMachine.hasDeferredMessages()

core/java/com/android/internal/util/StateMachine.java

@@ -1878,6 +1878,33 @@ public class StateMachine {
         }
     }
 
+    /**
+     * Check if there are any pending messages with code 'what' in deferred messages queue.
+     */
+    protected final boolean hasDeferredMessages(int what) {
+        SmHandler smh = mSmHandler;
+        if (smh == null) return false;
+
+        Iterator<Message> iterator = smh.mDeferredMessages.iterator();
+        while (iterator.hasNext()) {
+            Message msg = iterator.next();
+            if (msg.what == what) return true;
+        }
+
+        return false;
+    }
+
+    /**
+     * Check if there are any pending posts of messages with code 'what' in
+     * the message queue. This does NOT check messages in deferred message queue.
+     */
+    protected final boolean hasMessages(int what) {
+        SmHandler smh = mSmHandler;
+        if (smh == null) return false;
+
+        return smh.hasMessages(what);
+    }
+
     /**
      * Validate that the message was sent by
      * {@link StateMachine#quit} or {@link StateMachine#quitNow}.