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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one
3    *  or more contributor license agreements.  See the NOTICE file
4    *  distributed with this work for additional information
5    *  regarding copyright ownership.  The ASF licenses this file
6    *  to you under the Apache License, Version 2.0 (the
7    *  "License"); you may not use this file except in compliance
8    *  with the License.  You may obtain a copy of the License at
9    *  
10   *    http://www.apache.org/licenses/LICENSE-2.0
11   *  
12   *  Unless required by applicable law or agreed to in writing,
13   *  software distributed under the License is distributed on an
14   *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   *  KIND, either express or implied.  See the License for the
16   *  specific language governing permissions and limitations
17   *  under the License. 
18   *  
19   */
20  package org.apache.mina.util;
21  
22  import org.apache.mina.common.ByteBuffer;
23  
24  /**
25   * ByteBuffer utility.
26   * 
27   * @author The Apache Directory Project (mina-dev@directory.apache.org)
28   * @version $Rev: 560324 $, $Date: 2007-07-28 02:21:08 +0900 (Sat, 28 Jul 2007) $
29   */
30  public class ByteBufferUtil {
31      public static void acquireIfPossible(Object message) {
32          if (message instanceof ByteBuffer) {
33              ((ByteBuffer) message).acquire();
34          }
35      }
36  
37      public static void releaseIfPossible(Object message) {
38          if (message instanceof ByteBuffer) {
39              ((ByteBuffer) message).release();
40          }
41      }
42  
43      private ByteBufferUtil() {
44      }
45  }