01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License as published by
11: * the Free Software Foundation; either version 2 of the License, or
12: * (at your option) any later version.
13: *
14: * Resin Open Source is distributed in the hope that it will be useful,
15: * but WITHOUT ANY WARRANTY; without even the implied warranty of
16: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17: * of NON-INFRINGEMENT. See the GNU General Public License for more
18: * details.
19: *
20: * You should have received a copy of the GNU General Public License
21: * along with Resin Open Source; if not, write to the
22: *
23: * Free Software Foundation, Inc.
24: * 59 Temple Place, Suite 330
25: * Boston, MA 02111-1307 USA
26: *
27: * @author Scott Ferguson
28: */
29:
30: package com.caucho.bytecode;
31:
32: import com.caucho.log.Log;
33:
34: import java.io.IOException;
35: import java.util.logging.Logger;
36:
37: /**
38: * Represents a class in the constant pool.
39: */
40: public class ClassConstant extends ConstantPoolEntry {
41: static private final Logger log = Log.open(ClassConstant.class);
42:
43: private int _nameIndex;
44:
45: /**
46: * Creates a new field ref constant.
47: */
48: ClassConstant(ConstantPool pool, int index, int nameIndex) {
49: super (pool, index);
50:
51: _nameIndex = nameIndex;
52: }
53:
54: /**
55: * Returns the name.
56: */
57: public String getName() {
58: return getConstantPool().getUtf8(_nameIndex).getValue();
59: }
60:
61: /**
62: * Returns the name index.
63: */
64: public int getNameIndex() {
65: return _nameIndex;
66: }
67:
68: /**
69: * Sets the name index.
70: */
71: public void setNameIndex(int index) {
72: _nameIndex = index;
73: }
74:
75: /**
76: * Writes the contents of the pool entry.
77: */
78: void write(ByteCodeWriter out) throws IOException {
79: out.write(ConstantPool.CP_CLASS);
80: out.writeShort(_nameIndex);
81: }
82:
83: /**
84: * Exports to the target pool.
85: */
86: public int export(ConstantPool target) {
87: return target.addClass(getName()).getIndex();
88: }
89:
90: public String toString() {
91: return "ClassConstant[" + getName() + "]";
92: }
93: }
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