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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         StringBuffer buffer = new StringBuffer("exception catch ");
106         buffer.append(refSpec.toString());
107         return buffer.toString();
108     }
109 }