01: /*
02: *
03: *
04: * Copyright 1990-2007 Sun Microsystems, Inc. All Rights Reserved.
05: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License version
09: * 2 only, as published by the Free Software Foundation.
10: *
11: * This program is distributed in the hope that it will be useful, but
12: * WITHOUT ANY WARRANTY; without even the implied warranty of
13: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14: * General Public License version 2 for more details (a copy is
15: * included at /legal/license.txt).
16: *
17: * You should have received a copy of the GNU General Public License
18: * version 2 along with this work; if not, write to the Free Software
19: * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA
21: *
22: * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
23: * Clara, CA 95054 or visit www.sun.com if you need additional
24: * information or have any questions.
25: */
26:
27: package com.sun.satsa.jcrmic.classfile.constants;
28:
29: import java.io.DataInputStream;
30: import java.io.IOException;
31:
32: /**
33: * This class represents a symbolic reference to a class or interface.
34: */
35:
36: public class JConstantClass extends JConstant {
37:
38: /**
39: * Index of class name constant pool entry.
40: */
41: private int name_index;
42:
43: /**
44: * Class name
45: */
46: private String name;
47:
48: /**
49: * Returns class name.
50: * @return class name
51: */
52: public String getClassName() {
53:
54: resolve();
55: return name;
56: }
57:
58: /**
59: * Constructor.
60: * @param cp constant pool reference
61: */
62: public JConstantClass(JConstantPool cp) {
63: super (cp);
64: }
65:
66: /**
67: * Resolves the constant pool entry.
68: */
69: private void resolve() {
70:
71: if (!resolved) {
72: name = cp.getConstantUtf8(name_index).getString();
73: resolved = true;
74: }
75: }
76:
77: /**
78: * Parses constant pool entry.
79: * @param dis input stream
80: * @throws IOException if I/O exception occurs
81: */
82: public void parse(DataInputStream dis) throws IOException {
83: name_index = dis.readUnsignedShort();
84: }
85: }
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