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1   /***************************************************************************************
2    * Copyright (c) Jonas Bonér, Alexandre Vasseur. All rights reserved.                 *
3    * http://aspectwerkz.codehaus.org                                                    *
4    * ---------------------------------------------------------------------------------- *
5    * The software in this package is published under the terms of the LGPL license      *
6    * a copy of which has been included with this distribution in the license.txt file.  *
7    **************************************************************************************/
8   package org.codehaus.aspectwerkz.transform.delegation;
9   
10  import org.codehaus.aspectwerkz.transform.Context;
11  import org.codehaus.aspectwerkz.transform.Transformer;
12  
13  /***
14   * Add serial ver UID field
15   * 
16   * @author <a href="mailto:alex@gnilux.com">Alexandre Vasseur </a>
17   */
18  public class AddSerialVersionUidTransformer implements Transformer {
19      /***
20       * Compute and add serial ver uid fiel
21       * 
22       * @param context
23       * @param klass
24       * @throws Exception
25       */
26      public void transform(Context context, Klass klass) throws Exception {
27          if (JavassistHelper.isSerialVerUidNeeded(klass.getCtClass())) {
28              long initialSerialVerUid = JavassistHelper.calculateSerialVerUid(klass.getInitialCtClass());
29              JavassistHelper.setSerialVersionUID(klass.getCtClass(), initialSerialVerUid);
30          }
31      }
32  }