1 /*
   2  * Copyright (c) 1999, 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 
  35 package com.sun.tools.example.debug.bdi;
  36 
  37 import com.sun.jdi.ReferenceType;
  38 
  39 public class ExceptionSpec extends EventRequestSpec {
  40 
  41     boolean notifyCaught;
  42     boolean notifyUncaught;
  43 
  44     ExceptionSpec(EventRequestSpecList specs, ReferenceTypeSpec refSpec,
  45                   boolean notifyCaught, boolean notifyUncaught)
  46     {
  47         super(specs, refSpec);
  48         this.notifyCaught = notifyCaught;
  49         this.notifyUncaught = notifyUncaught;
  50     }
  51 
  52     @Override
  53     void notifySet(SpecListener listener, SpecEvent evt) {
  54         listener.exceptionInterceptSet(evt);
  55     }
  56 
  57     @Override
  58     void notifyDeferred(SpecListener listener, SpecEvent evt) {
  59         listener.exceptionInterceptDeferred(evt);
  60     }
  61 
  62     @Override
  63     void notifyResolved(SpecListener listener, SpecEvent evt) {
  64         listener.exceptionInterceptResolved(evt);
  65     }
  66 
  67     @Override
  68     void notifyDeleted(SpecListener listener, SpecEvent evt) {
  69         listener.exceptionInterceptDeleted(evt);
  70     }
  71 
  72     @Override
  73     void notifyError(SpecListener listener, SpecErrorEvent evt) {
  74         listener.exceptionInterceptError(evt);
  75     }
  76 
  77     /**
  78      * The 'refType' is known to match.
  79      */
  80     @Override
  81     void resolve(ReferenceType refType) {
  82         setRequest(refType.virtualMachine().eventRequestManager()
  83                    .createExceptionRequest(refType,
  84                                            notifyCaught, notifyUncaught));
  85     }
  86 
  87     @Override
  88     public int hashCode() {
  89         return refSpec.hashCode();
  90     }
  91 
  92     @Override
  93     public boolean equals(Object obj) {
  94         if (obj instanceof ExceptionSpec) {
  95             ExceptionSpec es = (ExceptionSpec)obj;
  96 
  97             return refSpec.equals(es.refSpec);
  98         } else {
  99             return false;
 100         }
 101     }
 102 
 103     @Override
 104     public String toString() {
 105         StringBuilder sb = new StringBuilder("exception catch ");
 106         sb.append(refSpec.toString());
 107         return sb.toString();
 108     }
 109 }