1 /*
   2  * Copyright (c) 2001, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  *  @test
  26  *  @bug 4331872
  27  *  @summary erm.deleteEventRequests(erm.breakpointRequests()) throws exception
  28  *
  29  *  @author Robert Field
  30  *
  31  *  @run build TestScaffold VMConnection TargetListener TargetAdapter
  32  *  @run compile -g DeleteEventRequestsTest.java
  33  *  @run driver DeleteEventRequestsTest
  34  */
  35 import com.sun.jdi.*;
  36 import com.sun.jdi.event.*;
  37 import com.sun.jdi.request.*;
  38 
  39 import java.util.*;
  40 
  41     /********** target program **********/
  42 
  43 class DeleteEventRequestsTarg {
  44     public static void main(String[] args){
  45         System.out.println("Howdy!");
  46         System.out.println("Goodbye from DeleteEventRequestsTarg!");
  47     }
  48 }
  49 
  50     /********** test program **********/
  51 
  52 public class DeleteEventRequestsTest extends TestScaffold {
  53     ReferenceType targetClass;
  54     ThreadReference mainThread;
  55 
  56     DeleteEventRequestsTest (String args[]) {
  57         super(args);
  58     }
  59 
  60     public static void main(String[] args)      throws Exception {
  61         new DeleteEventRequestsTest(args).startTests();
  62     }
  63 
  64     /********** event handlers **********/
  65 
  66     public void stepCompleted(StepEvent event) {
  67         failure("Got StepEvent which was deleted");
  68     }
  69 
  70     /********** test core **********/
  71 
  72     protected void runTests() throws Exception {
  73         /*
  74          * Get to the top of main()
  75          * to determine targetClass and mainThread
  76          */
  77         BreakpointEvent bpe = startToMain("DeleteEventRequestsTarg");
  78         targetClass = bpe.location().declaringType();
  79         mainThread = bpe.thread();
  80         EventRequestManager erm = vm().eventRequestManager();
  81 
  82         /*
  83          * Set event requests
  84          */
  85         StepRequest request = erm.createStepRequest(mainThread,
  86                                                     StepRequest.STEP_LINE,
  87                                                     StepRequest.STEP_OVER);
  88         request.enable();
  89 
  90         /*
  91          * This should not die with ConcurrentModificationException
  92          */
  93         erm.deleteEventRequests(erm.stepRequests());
  94 
  95         /*
  96          * resume the target listening for events
  97          */
  98         listenUntilVMDisconnect();
  99 
 100         /*
 101          * deal with results of test
 102          * if anything has called failure("foo") testFailed will be true
 103          */
 104         if (!testFailed) {
 105             println("DeleteEventRequestsTest: passed");
 106         } else {
 107             throw new Exception("DeleteEventRequestsTest: failed");
 108         }
 109     }
 110 }