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Java > Open Source Codes > net > sf > retrotranslator > runtime > impl > TypeDescriptor


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.impl;
33
34 import java.util.LinkedList JavaDoc;
35 import net.sf.retrotranslator.runtime.asm.signature.SignatureVisitor;
36
37 /**
38  * @author Taras Puchko
39  */
40 public class TypeDescriptor extends EmptyVisitor {
41
42     public char baseType;
43     public String JavaDoc typeVariable;
44     public TypeDescriptor arrayType;
45     public LinkedList JavaDoc<ClassTypeElement> elements;
46
47     public void visitBaseType(char descriptor) {
48         baseType = descriptor;
49     }
50
51     public void visitTypeVariable(String JavaDoc name) {
52         typeVariable = name;
53     }
54
55     public SignatureVisitor visitArrayType() {
56         arrayType = new TypeDescriptor();
57         return arrayType;
58     }
59
60     public void visitClassType(String JavaDoc name) {
61         if (elements == null) {
62             elements = new LinkedList JavaDoc<ClassTypeElement>();
63         }
64         elements.add(new ClassTypeElement(name));
65     }
66
67     public void visitInnerClassType(String JavaDoc name) {
68         elements.add(new ClassTypeElement(name));
69     }
70
71     public void visitTypeArgument() {
72         elements.getLast().getArguments().add(new TypeArgument());
73     }
74
75     public SignatureVisitor visitTypeArgument(char wildcard) {
76         TypeDescriptor typeDescriptor = new TypeDescriptor();
77         elements.getLast().getArguments().add(new TypeArgument(wildcard, typeDescriptor));
78         return typeDescriptor;
79     }
80
81 }
82
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