1 /* 2 * Copyright (c) 1998, 1999, 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 26 package com.sun.tools.jdi; 27 28 import com.sun.jdi.*; 29 30 public class StringReferenceImpl extends ObjectReferenceImpl 31 implements StringReference 32 { 33 private String value; 34 StringReferenceImpl(VirtualMachine aVm,long aRef)35 StringReferenceImpl(VirtualMachine aVm,long aRef) { 36 super(aVm,aRef); 37 } 38 value()39 public String value() { 40 if(value == null) { 41 // Does not need synchronization, since worst-case 42 // static info is fetched twice 43 try { 44 value = JDWP.StringReference.Value. 45 process(vm, this).stringValue; 46 } catch (JDWPException exc) { 47 throw exc.toJDIException(); 48 } 49 } 50 return value; 51 } 52 toString()53 public String toString() { 54 return "\"" + value() + "\""; 55 } 56 typeValueKey()57 byte typeValueKey() { 58 return JDWP.Tag.STRING; 59 } 60 } 61