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Java > Open Source Codes > com > go > trove > classfile > ResourceClassFileDataLoader


1 /* ====================================================================
2  * Trove - Copyright (c) 1997-2000 Walt Disney Internet Group
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52
53 package com.go.trove.classfile;
54
55 import java.io.*;
56
57 /******************************************************************************
58  * {@link ClassFileDataLoader} implementation that loads class file data as
59  * resources from a ClassLoader.
60  *
61  * @author Brian S O'Neill
62  * @version
63  * <!--$$Revision:--> 1 <!-- $-->, <!--$$JustDate:--> 00/11/27 <!-- $-->
64  */
65 public class ResourceClassFileDataLoader implements ClassFileDataLoader {
66     private final ClassLoader JavaDoc mLoader;
67
68     /**
69      * Loads resources using the ClassLoader that loaded this class.
70      */
71     public ResourceClassFileDataLoader() {
72         mLoader = getClass().getClassLoader();
73     }
74
75     /**
76      * @param loader ClassLoader for finding resources; if null, use system
77      * ClassLoader.
78      */
79     public ResourceClassFileDataLoader(ClassLoader JavaDoc loader) {
80         mLoader = loader;
81     }
82
83     public InputStream getClassData(String JavaDoc name) {
84         name = name.replace('.', '/') + ".class";
85
86         InputStream in;
87         if (mLoader == null) {
88             in = ClassLoader.getSystemResourceAsStream(name);
89         }
90         else {
91             in = mLoader.getResourceAsStream(name);
92         }
93
94         return in;
95     }
96 }
97
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