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/*
* Copyright (c) 2001, 2018, 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.
*/
package nsk.jdi.EventQueue.remove;
import com.sun.jdi.VirtualMachine;
import com.sun.jdi.request.EventRequest;
import com.sun.jdi.VMDisconnectedException;
import com.sun.jdi.event.*;
import java.io.*;
import nsk.share.*;
import nsk.share.jpda.*;
import nsk.share.jdi.*;
/**
* The test checks that a VMDisconnectedException thrown by
* the JDI method <b>com.sun.jdi.request.EventQueue.remove()</b>
* will be preceded by a <code>VMDisconnectEvent</code>
* after <code>com.sun.jdi.VirtualMachine.dispose()</code> call.
*/
public class remove002 {
public static final int PASSED = 0;
public static final int FAILED = 2;
public static final int JCK_STATUS_BASE = 95;
static final String DEBUGGEE_CLASS =
"nsk.jdi.EventQueue.remove.remove002t";
static final String COMMAND_READY = "ready";
static final String COMMAND_QUIT = "quit";
private ArgumentHandler argHandler;
private Log log;
private IOPipe pipe;
private Debugee debuggee;
private CheckEvents chkEvents;
private EventQueue eventQ;
private volatile int tot_res = FAILED;
public static void main(String argv[]) {
System.exit(run(argv,System.out) + JCK_STATUS_BASE);
}
public static int run(String argv[], PrintStream out) {
return new remove002().runIt(argv, out);
}
private int runIt(String args[], PrintStream out) {
argHandler = new ArgumentHandler(args);
log = new Log(out, argHandler);
Binder binder = new Binder(argHandler, log);
debuggee = binder.bindToDebugee(DEBUGGEE_CLASS);
debuggee.redirectStderr(log, "remove002t.err> ");
pipe = debuggee.createIOPipe();
VirtualMachine vm = debuggee.VM();
eventQ = vm.eventQueue();
chkEvents = new CheckEvents();
chkEvents.setDaemon(true);
chkEvents.start();
debuggee.resume();
String cmd = pipe.readln();
if (!cmd.equals(COMMAND_READY)) {
log.complain("TEST BUG: unknown debuggee's command: " + cmd);
tot_res = FAILED;
return quitDebuggee(FAILED);
}
log.display("Invoking VirtualMachine.dispose() ...");
vm.dispose();
return quitDebuggee(PASSED);
}
class CheckEvents extends Thread {
public void run() {
boolean gotVMDisconnect = false; // VMDisconnectEvent is received
boolean gotVMDeath = false; // VMDeathEvent is received
EventSet eventSet = null;
log.display("CheckEvents: starts JDI events processing");
while (true) {
try {
eventSet = eventQ.remove();
EventIterator eventIter = eventSet.eventIterator();
while (eventIter.hasNext()) {
Event event = eventIter.nextEvent();
if (event instanceof VMDisconnectEvent) {
gotVMDisconnect = true;
log.display("CheckEvents: got expected VMDisconnectEvent");
break;
} else if (event instanceof VMStartEvent) {
log.display("CheckEvents: got VMStartEvent");
} else if (event instanceof VMDeathEvent) {
gotVMDeath = true;
log.display("CheckEvents: got VMDeathEvent");
}
if (!gotVMDisconnect && !gotVMDeath &&
eventSet.suspendPolicy() !=
EventRequest.SUSPEND_NONE) {
log.display("CheckEvents: calling EventSet.resume() ...");
eventSet.resume();
}
}
} catch(InterruptedException e) {
log.complain("TEST INCOMPLETE: caught " + e);
tot_res = FAILED;
} catch(VMDisconnectedException e) {
if (gotVMDisconnect) {
log.display("\nCHECK PASSED: caught expected VMDisconnectedException preceded by a VMDisconnectEvent\n");
tot_res = PASSED;
} else {
log.complain("\nTEST FAILED: caught VMDisconnectedException without preceding VMDisconnectEvent\n");
e.printStackTrace();
tot_res = FAILED;
}
break;
}
}
log.display("CheckEvents: stopped JDI events processing");
}
}
private int quitDebuggee(int stat) {
if (chkEvents != null) {
try {
if (chkEvents.isAlive())
chkEvents.join(argHandler.getWaitTime()*60000);
} catch (InterruptedException e) {
log.complain("TEST INCOMPLETE: caught InterruptedException "
+ e);
tot_res = FAILED;
}
if (chkEvents.isAlive()) {
if (stat == PASSED) {
log.complain("TEST FAILED: CheckEvents thread is still alive,\n"
+ "\tbut it should stop JDI events processing and exit");
chkEvents.interrupt();
tot_res = FAILED;
}
}
}
pipe.println(COMMAND_QUIT);
debuggee.waitFor();
int debStat = debuggee.getStatus();
if (debStat != (JCK_STATUS_BASE + PASSED)) {
log.complain("TEST FAILED: debuggee's process finished with status: "
+ debStat);
tot_res = FAILED;
} else
log.display("Debuggee's process finished with status: "
+ debStat);
return tot_res;
}
}
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