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| 1 | +/* | |
| 2 | + * Copyright (c) 1998, 2002, 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.example.debug.tty; | |
| 27 | + | |
| 28 | +import com.sun.jdi.ReferenceType; | |
| 29 | +import com.sun.jdi.request.*; | |
| 30 | + | |
| 31 | +class ExceptionSpec extends EventRequestSpec { | |
| 32 | + private boolean notifyCaught; | |
| 33 | + private boolean notifyUncaught; | |
| 34 | + | |
| 35 | + private ExceptionSpec(ReferenceTypeSpec refSpec) { | |
| 36 | + this(refSpec, true, true); | |
| 37 | + } | |
| 38 | + | |
| 39 | + ExceptionSpec(ReferenceTypeSpec refSpec, | |
| 40 | + boolean notifyCaught, | |
| 41 | + boolean notifyUncaught) { | |
| 42 | + super(refSpec); | |
| 43 | + this.notifyCaught = notifyCaught; | |
| 44 | + this.notifyUncaught = notifyUncaught; | |
| 45 | + } | |
| 46 | + | |
| 47 | + /** | |
| 48 | + * The 'refType' is known to match, return the EventRequest. | |
| 49 | + */ | |
| 50 | + @Override | |
| 51 | + EventRequest resolveEventRequest(ReferenceType refType) { | |
| 52 | + EventRequestManager em = refType.virtualMachine().eventRequestManager(); | |
| 53 | + ExceptionRequest excReq = em.createExceptionRequest(refType, | |
| 54 | + notifyCaught, | |
| 55 | + notifyUncaught); | |
| 56 | + excReq.enable(); | |
| 57 | + return excReq; | |
| 58 | + } | |
| 59 | + | |
| 60 | + public boolean notifyCaught() { | |
| 61 | + return notifyCaught; | |
| 62 | + } | |
| 63 | + | |
| 64 | + public boolean notifyUncaught() { | |
| 65 | + return notifyUncaught; | |
| 66 | + } | |
| 67 | + | |
| 68 | + @Override | |
| 69 | + public int hashCode() { | |
| 70 | + //Reference: Effective Java[tm] (Bloch, 2001), Item 8 | |
| 71 | + int result = 17; | |
| 72 | + result = (37 * result) + (notifyCaught() ? 0: 1); | |
| 73 | + result = (37 * result) + (notifyUncaught() ? 0: 1); | |
| 74 | + result = (37 * result) + refSpec.hashCode(); | |
| 75 | + return result; | |
| 76 | + } | |
| 77 | + | |
| 78 | + @Override | |
| 79 | + public boolean equals(Object obj) { | |
| 80 | + if (obj instanceof ExceptionSpec) { | |
| 81 | + ExceptionSpec es = (ExceptionSpec)obj; | |
| 82 | + | |
| 83 | + if (refSpec.equals(es.refSpec) && | |
| 84 | + (this.notifyCaught() == es.notifyCaught()) && | |
| 85 | + (this.notifyUncaught() == es.notifyUncaught())) { | |
| 86 | + return true; | |
| 87 | + } | |
| 88 | + } | |
| 89 | + return false; | |
| 90 | + } | |
| 91 | + | |
| 92 | + @Override | |
| 93 | + public String toString() { | |
| 94 | + String s; | |
| 95 | + if (notifyCaught && !notifyUncaught) { | |
| 96 | + s = MessageOutput.format("exceptionSpec caught", | |
| 97 | + refSpec.toString()); | |
| 98 | + } else if (notifyUncaught && !notifyCaught) { | |
| 99 | + s = MessageOutput.format("exceptionSpec uncaught", | |
| 100 | + refSpec.toString()); | |
| 101 | + } else { | |
| 102 | + s = MessageOutput.format("exceptionSpec all", | |
| 103 | + refSpec.toString()); | |
| 104 | + } | |
| 105 | + return s; | |
| 106 | + } | |
| 107 | +} | |