1/* 2 * Copyright (c) 1998, 2011, 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/* 27 * This source code is provided to illustrate the usage of a given feature 28 * or technique and has been deliberately simplified. Additional steps 29 * required for a production-quality application, such as security checks, 30 * input validation and proper error handling, might not be present in 31 * this sample code. 32 */ 33 34 35package com.sun.tools.example.debug.tty; 36 37abstract class WatchpointSpec extends EventRequestSpec { 38 final String fieldId; 39 40 WatchpointSpec(ReferenceTypeSpec refSpec, String fieldId) 41 throws MalformedMemberNameException { 42 super(refSpec); 43 this.fieldId = fieldId; 44 if (!isJavaIdentifier(fieldId)) { 45 throw new MalformedMemberNameException(fieldId); 46 } 47 } 48 49 @Override 50 public int hashCode() { 51 return refSpec.hashCode() + fieldId.hashCode() + 52 getClass().hashCode(); 53 } 54 55 @Override 56 public boolean equals(Object obj) { 57 if (obj instanceof WatchpointSpec) { 58 WatchpointSpec watchpoint = (WatchpointSpec)obj; 59 60 return fieldId.equals(watchpoint.fieldId) && 61 refSpec.equals(watchpoint.refSpec) && 62 getClass().equals(watchpoint.getClass()); 63 } else { 64 return false; 65 } 66 } 67 68 @Override 69 String errorMessageFor(Exception e) { 70 if (e instanceof NoSuchFieldException) { 71 return (MessageOutput.format("No field in", 72 new Object [] {fieldId, refSpec.toString()})); 73 } else { 74 return super.errorMessageFor(e); 75 } 76 } 77} 78