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1   /*
2    * Copyright 2002,2004 The Apache Software Foundation.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  
17  package org.apache.commons.jelly.tags.threads;
18  
19  import org.apache.commons.jelly.JellyTagException;
20  import org.apache.commons.jelly.XMLOutput;
21  
22  /***
23   * Synchronize a block inside of a thread using the passed in mutex. The
24   * mutex object passed in does not have to have been created using the
25   * mutex tag, it can be any object at all.
26   *
27   * @author <a href="mailto:jason@jhorman.org">Jason Horman</a>
28   */
29  
30  public class SynchronizeTag extends UseMutexTag {
31      /*** Synchronize on the mutex */
32      protected void useMutex(Object mutex, XMLOutput output) throws JellyTagException {
33          synchronized (mutex) {
34              invokeBody(output);
35          }
36      }
37  }
38