/*
* Copyright ( c ) 2001 , 2015 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
/**
* @ test
* @ bug 4419314
* @ summary VMDeathRequestTest checks to see that
* VMDisconnectedException is never thrown before VMDisconnectEvent .
*
* Failure mode for this test is throwing VMDisconnectedException
* on vm . eventQueue ( ) . remove ( ) ;
* Does not use a scaffold since we don ' t want that hiding the exception .
* @ author Robert Field
*
* @ run build TestScaffold VMConnection TargetListener TargetAdapter
* @ run compile - g HelloWorld . java
* @ run build VMDeathRequestTest
* @ run driver VMDeathRequestTest
*/
import com.sun.jdi.*;
import com.sun.jdi.event.*;
import com.sun.jdi.request.*;
import java.util.*;
/********** test program **********/
public class VMDeathRequestTest extends TestScaffold {
boolean requestedVMDeathOccurred = false ;
boolean defaultVMDeathOccurred = false ;
Object syncer = new Object();
boolean disconnected = false ;
VMDeathRequest deathRequest;
EventSet currentEventSet;
VMDeathRequestTest (String args[]) {
super (args);
}
public static void main(String[] args) throws Exception {
new VMDeathRequestTest(args).startTests();
}
/********** event handlers **********/
public void eventSetReceived(EventSet set) {
currentEventSet = set;
}
public void vmDied(VMDeathEvent event) {
if (event.request() == deathRequest) {
requestedVMDeathOccurred = true ;
println("Got requested VMDeathEvent" );
if (currentEventSet.suspendPolicy() !=
EventRequest.SUSPEND_ALL) {
failure("failure: wrong suspend policy" );
}
} else if (event.request() == null ) {
defaultVMDeathOccurred = true ;
println("Got default VMDeathEvent" );
} else {
failure("failure: Unexpected type of VMDeathEvent occurred" );
}
}
public void vmDisconnected(VMDisconnectEvent event) {
println("Got VMDisconnectEvent" );
disconnected = true ;
synchronized (syncer) {
syncer.notifyAll();
}
}
/**
* Turn off default VMDeath handling
*/
protected void createDefaultVMDeathRequest() {
}
/********** test core **********/
protected void runTests() throws Exception {
startToMain("HelloWorld" );
deathRequest = eventRequestManager().createVMDeathRequest();
deathRequest.enable();
/*
* Static tests
*/
List reqs = eventRequestManager().vmDeathRequests();
if (reqs.size() != 1 || reqs.get(0 ) != deathRequest) {
failure("failure: vmDeathRequests()" );
}
if (!vm().canRequestVMDeathEvent()) {
failure("failure: canRequestVMDeathEvent() returned false" );
}
/*
* Event tests
*/
addListener(this );
synchronized (syncer) {
vm().resume();
while (!disconnected) {
try {
syncer.wait();
} catch (InterruptedException e) {
}
}
}
/*
* Failure analysis
*/
if (!requestedVMDeathOccurred) {
failure("failure: didn't get requested VMDeathEvent" );
}
if (!defaultVMDeathOccurred) {
failure("failure: didn't get default VMDeathEvent" );
}
if (!testFailed) {
println("VMDeathRequestTest: passed" );
} else {
throw new Exception("VMDeathRequestTest: failed" );
}
}
}
Messung V0.5 in Prozent C=89 H=94 G=91
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-11)
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