01: /*
02: * Copyright 1994-2003 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.asm;
27:
28: import sun.tools.java.*;
29: import java.io.IOException;
30: import java.io.DataOutputStream;
31:
32: /**
33: * This is a class constant pool item.
34: *
35: * WARNING: The contents of this source file are not part of any
36: * supported API. Code that depends on them does so at its own risk:
37: * they are subject to change or removal without notice.
38: */
39: final class ClassConstantData extends ConstantPoolData {
40: String name;
41:
42: /**
43: * Constructor
44: */
45:
46: ClassConstantData(ConstantPool tab, ClassDeclaration clazz) {
47: String sig = clazz.getType().getTypeSignature();
48: // sig is like "Lfoo/bar;", name is like "foo/bar".
49: // We assume SIG_CLASS and SIG_ENDCLASS are 1 char each.
50: name = sig.substring(1, sig.length() - 1);
51: tab.put(name);
52: }
53:
54: // REMIND: this case should eventually go away.
55: ClassConstantData(ConstantPool tab, Type t) {
56: name = t.getTypeSignature();
57: tab.put(name);
58: }
59:
60: /**
61: * Write the constant to the output stream
62: */
63: void write(Environment env, DataOutputStream out, ConstantPool tab)
64: throws IOException {
65: out.writeByte(CONSTANT_CLASS);
66: out.writeShort(tab.index(name));
67: }
68:
69: /**
70: * Return the order of the constant
71: */
72: int order() {
73: return 1;
74: }
75:
76: public String toString() {
77: return "ClassConstantData[" + name + "]";
78: }
79: }
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