ClassFileTransformer_TestCase


1   /***
2    * Retrotranslator: a Java bytecode transformer that translates Java classes
3    * compiled with JDK 5.0 into classes that can be run on JVM 1.4.
4    * 
5    * Copyright (c) 2005 - 2007 Taras Puchko
6    * All rights reserved.
7    *
8    * Redistribution and use in source and binary forms, with or without
9    * modification, are permitted provided that the following conditions
10   * are met:
11   * 1. Redistributions of source code must retain the above copyright
12   *    notice, this list of conditions and the following disclaimer.
13   * 2. Redistributions in binary form must reproduce the above copyright
14   *    notice, this list of conditions and the following disclaimer in the
15   *    documentation and/or other materials provided with the distribution.
16   * 3. Neither the name of the copyright holders nor the names of its
17   *    contributors may be used to endorse or promote products derived from
18   *    this software without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
30   * THE POSSIBILITY OF SUCH DAMAGE.
31   */
32  package net.sf.retrotranslator.runtime.java.lang.instrument;
33  
34  import java.lang.instrument.*;
35  import java.security.ProtectionDomain  ;
36  import junit.framework.TestCase;
37  
38  /**
39   * @author Taras Puchko
40   */
41  public class ClassFileTransformer_TestCase extends TestCase {
42  
43      public void test() {
44          ClassFileTransformer transformer = new ClassFileTransformer() {
45              public byte[] transform(ClassLoader   loader,
46                                      String   className,
47                                      Class  <?> classBeingRedefined,
48                                      ProtectionDomain   protectionDomain,
49                                      byte[] classfileBuffer) throws IllegalClassFormatException {
50                  throw new IllegalClassFormatException("Test");
51              }
52          };
53          try {
54              transformer.transform(null, null, null, null, null);
55              fail();
56          } catch (IllegalClassFormatException e) {
57              assertEquals("Test", e.getMessage());
58          }
59      }
60  
61  }
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