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Java > Open Source Codes > com > jeantessier > classreader > AggregatingClassfileLoader


1 /*
2  * Copyright (c) 2001-2005, Jean Tessier
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * * Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  *
12  * * Redistributions in binary form must reproduce the above copyright
13  * notice, this list of conditions and the following disclaimer in the
14  * documentation and/or other materials provided with the distribution.
15  *
16  * * Neither the name of Jean Tessier nor the names of his contributors
17  * may be used to endorse or promote products derived from this software
18  * without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
24  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32
33 package com.jeantessier.classreader;
34
35 import java.io.*;
36 import java.util.*;
37
38 public class AggregatingClassfileLoader extends ClassfileLoaderEventSource {
39     private Map classfiles = new TreeMap();
40
41     public AggregatingClassfileLoader() {
42         super();
43     }
44
45     public AggregatingClassfileLoader(ClassfileLoaderDispatcher dispatcher) {
46         super(dispatcher);
47     }
48
49     public Classfile getClassfile(String JavaDoc name) {
50         return (Classfile) classfiles.get(name);
51     }
52
53     public Collection getAllClassfiles() {
54         return Collections.unmodifiableCollection(classfiles.values());
55     }
56
57     public Collection getAllClassNames() {
58         return Collections.unmodifiableCollection(classfiles.keySet());
59     }
60
61     protected Classfile load(DataInputStream in) throws IOException {
62         Classfile result = new Classfile(this, in);
63
64         classfiles.put(result.getClassName(), result);
65
66         return result;
67     }
68 }
69
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