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Java > Open Source Codes > oracle > toplink > libraries > asm > util > attrs > ASMSignatureAttribute


1 /**
2  * ASM: a very small and fast Java bytecode manipulation framework
3  * Copyright (c) 2000,2002,2003 INRIA, France Telecom
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  * 3. Neither the name of the copyright holders nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
22  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
28  * THE POSSIBILITY OF SUCH DAMAGE.
29  */
30
31 package oracle.toplink.libraries.asm.util.attrs;
32
33 import java.util.Map JavaDoc;
34
35 import oracle.toplink.libraries.asm.Attribute;
36 import oracle.toplink.libraries.asm.ClassReader;
37 import oracle.toplink.libraries.asm.Label;
38 import oracle.toplink.libraries.asm.attrs.SignatureAttribute;
39
40 /**
41  * An {@link ASMifiable} {@link SignatureAttribute} sub class.
42  *
43  * @author Eugene Kuleshov
44  */
45
46 public class ASMSignatureAttribute extends SignatureAttribute
47   implements ASMifiable
48 {
49     
50   protected Attribute read (ClassReader cr, int off,
51     int len, char[] buf, int codeOff, Label[] labels)
52   {
53     SignatureAttribute attr =
54       (SignatureAttribute)super.read(cr, off, len, buf, codeOff, labels);
55     
56     ASMSignatureAttribute result = new ASMSignatureAttribute();
57     result.signature = attr.signature;
58     return result;
59   }
60
61   public void asmify (StringBuffer JavaDoc buf, String JavaDoc varName, Map JavaDoc labelNames) {
62     buf.append("SignatureAttribute ").append(varName)
63     .append(" = new SignatureAttribute(\"")
64     .append(signature).append("\");\n");
65   }
66 }
67
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