138 lines
4.5 KiB
Java
138 lines
4.5 KiB
Java
/*
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* Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 4408582
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* @summary Test fix for: JDWP: WatchpointEvents outside of class filtered out
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* @author Tim Bell
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*
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* @run build TestScaffold VMConnection TargetListener TargetAdapter
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* @run compile -g FieldWatchpoints.java
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* @run driver FieldWatchpoints
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*/
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import com.sun.jdi.*;
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import com.sun.jdi.event.*;
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import java.util.*;
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class A extends Object {
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public static int aField = 0;
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}
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class B extends A {
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}
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class FieldWatchpointsDebugee {
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public void update (){
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/* test direct modify access by other class */
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A.aField = 7;
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B.aField = 11;
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}
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public void access (){
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/* test direct read access by other class */
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System.out.print("aField is: ");
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System.out.println(A.aField);
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}
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public static void main(String[] args){
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A testA = new A();
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B testB = new B();
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FieldWatchpointsDebugee my =
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new FieldWatchpointsDebugee();
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my.update();
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my.access();
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}
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}
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public class FieldWatchpoints extends TestScaffold {
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boolean fieldModifyReported = false;
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boolean fieldAccessReported = false;
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FieldWatchpoints (String args[]) {
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super(args);
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}
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public static void main(String[] args) throws Exception {
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new FieldWatchpoints (args).startTests();
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}
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protected void runTests() throws Exception {
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startTo("FieldWatchpointsDebugee", "update", "()V");
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try {
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/*
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* Set a modification watch on aField
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*/
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ReferenceType rt = findReferenceType("A");
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String fieldName = "aField";
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Field field = rt.fieldByName(fieldName);
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if (field == null) {
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throw new Exception ("Field name not found: " + fieldName);
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}
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com.sun.jdi.request.EventRequest req =
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eventRequestManager().createModificationWatchpointRequest(field);
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req.setSuspendPolicy(com.sun.jdi.request.EventRequest.SUSPEND_ALL);
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req.enable();
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/*
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* Set an access watch on aField
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*/
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req =
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eventRequestManager().createAccessWatchpointRequest(field);
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req.setSuspendPolicy(com.sun.jdi.request.EventRequest.SUSPEND_ALL);
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req.enable();
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addListener (new TargetAdapter() {
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EventSet lastSet = null;
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public void eventSetReceived(EventSet set) {
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lastSet = set;
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}
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public void fieldModified(ModificationWatchpointEvent event) {
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System.out.println("Field modified: " + event);
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fieldModifyReported = true;
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lastSet.resume();
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}
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public void fieldAccessed(AccessWatchpointEvent event) {
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System.out.println("Field accessed: " + event);
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fieldAccessReported = true;
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lastSet.resume();
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}
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});
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vm().resume();
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} catch (Exception ex){
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ex.printStackTrace();
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testFailed = true;
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} finally {
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// Allow application to complete and shut down
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resumeToVMDisconnect();
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}
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if (!testFailed && fieldModifyReported && fieldAccessReported) {
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System.out.println("FieldWatchpoints: passed");
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} else {
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throw new Exception("FieldWatchpoints: failed");
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}
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}
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}
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