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1   package org.apache.maven.natives.util;
2   
3   /* ====================================================================
4    *   Copyright 2001-2004 The Apache Software Foundation.
5    *
6    *   Licensed under the Apache License, Version 2.0 (the "License");
7    *   you may not use this file except in compliance with the License.
8    *   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, software
13   *   distributed under the License is distributed on an "AS IS" BASIS,
14   *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   *   See the License for the specific language governing permissions and
16   *   limitations under the License.
17   * ====================================================================
18   */
19  
20  import java.io.IOException;
21  
22  import org.apache.bcel.classfile.ClassParser;
23  import org.apache.bcel.classfile.JavaClass;
24  
25  /**
26   * @author Kasper Nielsen
27   *
28   */
29  public class JavaSourceTool
30  {
31      /**
32       * Parses the java class file and returns an instance of a Bcel Class
33       *
34       * @param absoluteFileName the absolute file name to transform
35       * @return the Bcel Class.
36       * @throws IOException upon failure to read the java file
37       */
38      public static final JavaClass getBcelClass( String absoluteFileName )
39          throws IOException
40      {
41          try
42          {
43              ClassParser parser = new ClassParser( absoluteFileName );
44              JavaClass clazz = parser.parse(  );
45  
46              return clazz;
47          }
48          catch ( Exception e )
49          {
50              System.out.println( "\nError parsing " + absoluteFileName + ": "
51                  + e + "\n" );
52  
53              return null;
54          }
55      }
56  }