1/*
2 * Copyright (c) 1994, 2003, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package sun.tools.asm;
27
28import sun.tools.java.*;
29import sun.tools.tree.StringExpression;
30import java.io.IOException;
31import java.io.DataOutputStream;
32
33/**
34 * This is a string expression constant. This constant
35 * represents an Java string constant.
36 *
37 * WARNING: The contents of this source file are not part of any
38 * supported API.  Code that depends on them does so at its own risk:
39 * they are subject to change or removal without notice.
40 */
41final
42class StringExpressionConstantData extends ConstantPoolData {
43    StringExpression str;
44
45    /**
46     * Constructor
47     */
48    StringExpressionConstantData(ConstantPool tab, StringExpression str) {
49        this.str = str;
50        tab.put(str.getValue());
51    }
52
53    /**
54     * Write the constant to the output stream
55     */
56    void write(Environment env, DataOutputStream out, ConstantPool tab) throws IOException {
57        out.writeByte(CONSTANT_STRING);
58        out.writeShort(tab.index(str.getValue()));
59    }
60
61    /**
62     * Return the order of the constant
63     */
64    int order() {
65        return 0;
66    }
67
68    /**
69     * toString
70     */
71    public String toString() {
72        return "StringExpressionConstantData[" + str.getValue() + "]=" + str.getValue().hashCode();
73    }
74}
75