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