01: /*
02: * Copyright 2002 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun in the LICENSE file that accompanied this code.
10: *
11: * This code is distributed in the hope that it will be useful, but WITHOUT
12: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14: * version 2 for more details (a copy is included in the LICENSE file that
15: * accompanied this code).
16: *
17: * You should have received a copy of the GNU General Public License version
18: * 2 along with this work; if not, write to the Free Software Foundation,
19: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20: *
21: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25:
26: package sun.tools.javap;
27:
28: import java.io.*;
29:
30: /**
31: * Reads and stores attribute information.
32: *
33: * @author Sucheta Dambalkar (Adopted code from jdis)
34: */
35: class AttrData {
36: ClassData cls;
37: int name_cpx;
38: int datalen;
39: byte data[];
40:
41: public AttrData(ClassData cls) {
42: this .cls = cls;
43: }
44:
45: /**
46: * Reads unknown attribute.
47: */
48: public void read(int name_cpx, DataInputStream in)
49: throws IOException {
50: this .name_cpx = name_cpx;
51: datalen = in.readInt();
52: data = new byte[datalen];
53: in.readFully(data);
54: }
55:
56: /**
57: * Reads just the name of known attribute.
58: */
59: public void read(int name_cpx) {
60: this .name_cpx = name_cpx;
61: }
62:
63: /**
64: * Returns attribute name.
65: */
66: public String getAttrName() {
67: return cls.getString(name_cpx);
68: }
69:
70: /**
71: * Returns attribute data.
72: */
73: public byte[] getData() {
74: return data;
75: }
76: }
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