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 field constant pool data 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 FieldConstantData extends ConstantPoolData {
40: MemberDefinition field;
41: NameAndTypeData nt;
42:
43: /**
44: * Constructor
45: */
46: FieldConstantData(ConstantPool tab, MemberDefinition field) {
47: this .field = field;
48: nt = new NameAndTypeData(field);
49: tab.put(field.getClassDeclaration());
50: tab.put(nt);
51: }
52:
53: /**
54: * Write the constant to the output stream
55: */
56: void write(Environment env, DataOutputStream out, ConstantPool tab)
57: throws IOException {
58: if (field.isMethod()) {
59: if (field.getClassDefinition().isInterface()) {
60: out.writeByte(CONSTANT_INTERFACEMETHOD);
61: } else {
62: out.writeByte(CONSTANT_METHOD);
63: }
64: } else {
65: out.writeByte(CONSTANT_FIELD);
66: }
67: out.writeShort(tab.index(field.getClassDeclaration()));
68: out.writeShort(tab.index(nt));
69: }
70:
71: /**
72: * Return the order of the constant
73: */
74: int order() {
75: return 2;
76: }
77: }
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