1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.spring.aop;
24  
25  import org.aspectj.lang.ProceedingJoinPoint;
26  
27  /**
28   * <a href="ServiceVelocityAdvice.java.html"><b><i>View Source</i></b></a>
29   *
30   * @author     Brian Wing Shun Chan
31   * @deprecated
32   */
33  public class ServiceVelocityAdvice {
34  
35      public Object invoke(ProceedingJoinPoint proceedingJoinPoint)
36          throws Throwable {
37  
38          Thread currentThread = Thread.currentThread();
39  
40          ClassLoader contextClassLoader = currentThread.getContextClassLoader();
41  
42          try {
43              if ((_classLoader != null) &&
44                  (contextClassLoader != _classLoader)) {
45  
46                  currentThread.setContextClassLoader(_classLoader);
47              }
48  
49              return proceedingJoinPoint.proceed();
50          }
51          catch (Throwable t) {
52              if (_exceptionSafe) {
53                  return null;
54              }
55              else {
56                  throw t;
57              }
58          }
59          finally {
60              if ((_classLoader != null) &&
61                  (contextClassLoader != _classLoader)) {
62  
63                  currentThread.setContextClassLoader(contextClassLoader);
64              }
65          }
66      }
67  
68      public void setClassLoader(ClassLoader classLoader) {
69          _classLoader = classLoader;
70      }
71  
72      public void setExceptionSafe(boolean exceptionSafe) {
73          _exceptionSafe = exceptionSafe;
74      }
75  
76      private ClassLoader _classLoader;
77      private boolean _exceptionSafe;
78  
79  }