Quelle EventQueueDisconnectTest.java
Sprache: JAVA
/* * 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 4425852 * @author Robert Field * * @summary EventQueueDisconnectTest 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. * * @run build VMConnection * @run compile -g EventQueueDisconnectTest.java * @run driver EventQueueDisconnectTest
*/ import com.sun.jdi.*; import com.sun.jdi.event.*; import com.sun.jdi.request.*;
/********** target program **********/
class EventQueueDisconnectTarg { publicstaticvoid main(String args[]) { for (int i=0; i < 10; ++i) {
Say(i);
}
} staticvoid Say(int what) {
System.out.println("Say " + what);
}
}
/********** test program **********/
publicclass EventQueueDisconnectTest {
publicstaticvoid main(String args[]) throws Exception {
VMConnection connection = new VMConnection( "com.sun.jdi.CommandLineLaunch:",
VirtualMachine.TRACE_NONE);
connection.setConnectorArg("main", "EventQueueDisconnectTarg");
String debuggeeVMOptions = VMConnection.getDebuggeeVMOptions(); if (!debuggeeVMOptions.equals("")) { if (connection.connectorArg("options").length() > 0) { thrownew IllegalArgumentException("VM options in two places");
}
connection.setConnectorArg("options", debuggeeVMOptions);
}
VirtualMachine vm = connection.open();
EventRequestManager requestManager = vm.eventRequestManager();
MethodEntryRequest req = requestManager.createMethodEntryRequest();
req.addClassFilter("EventQueueDisconnectTarg");
req.setSuspendPolicy(EventRequest.SUSPEND_NONE);
req.enable();
// We need to have the BE stop when VMDeath comes
VMDeathRequest ourVMDeathRequest = requestManager.createVMDeathRequest();
ourVMDeathRequest.setSuspendPolicy(EventRequest.SUSPEND_ALL);
ourVMDeathRequest.enable();
vm.resume(); while (true) {
EventSet set = vm.eventQueue().remove();
Event event = set.eventIterator().nextEvent();
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