Complete Javadoc for MessageHandlingRunnable

Author: sbrannen

spring-messaging/src/main/java/org/springframework/messaging/support/MessageHandlingRunnable.java

@@ -1,14 +1,30 @@
+/*
+ * Copyright 2002-2014 the original author or authors.
+ *
+ * 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.springframework.messaging.support;
 
 import org.springframework.messaging.Message;
 import org.springframework.messaging.MessageHandler;
 
 /**
- * Extension of the Runnable interface with methods to obtain the MessageHandler
- * and Message to be handled.
+ * Extension of the {@link Runnable} interface with methods to obtain the
+ * {@link MessageHandler} and {@link Message} to be handled.
  *
  * @author Rossen Stoyanchev
- * @since 4.1
+ * @since 4.1.1
  */
 public interface MessageHandlingRunnable extends Runnable {