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/*
* Copyright (c) 2003, 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.jvmti.scenarios.capability.CM01;
import java.io.PrintStream;
import nsk.share.*;
import nsk.share.jvmti.*;
import nsk.share.jvmti.ThreadState;
public class cm01t007 extends DebugeeClass {
// Thread states used in this test.
public static final String stateInit = "init";
public static final String stateDebuggeeWaiting = "debuggeWaiting";
// load native library if required
static {
loadLibrary("cm01t007");
}
// run test from command line
public static void main(String argv[]) {
argv = nsk.share.jvmti.JVMTITest.commonInit(argv);
// JCK-compatible exit
System.exit(run(argv, System.out) + Consts.JCK_STATUS_BASE);
}
// run test from JCK-compatible environment
public static int run(String argv[], PrintStream out) {
return new cm01t007().runIt(argv, out);
}
/* =================================================================== */
// scaffold objects
ArgumentHandler argHandler = null;
Log log = null;
int status = Consts.TEST_PASSED;
static long timeout = 0;
// tested thread
cm01t007Thread thread = null;
// run debuggee
public int runIt(String argv[], PrintStream out) {
argHandler = new ArgumentHandler(argv);
log = new Log(out, argHandler);
timeout = argHandler.getWaitTime() * 60000; // milliseconds
log.display("Timeout = " + timeout + " msc.");
ThreadState threadState = new ThreadState(stateInit, 15000);
thread = new cm01t007Thread("Debuggee Thread", threadState);
thread.start();
// Wait for debuggee thread to be ready.
threadState.waitForState(stateDebuggeeWaiting);
log.display("Testing sync: thread ready");
if ((status = checkStatus(status)) != Consts.TEST_PASSED) {
return status;
}
log.display("Testing sync: thread finish");
thread.letFinish();
// wait for thread finish
try {
thread.join(timeout);
} catch (InterruptedException e) {
throw new Failure(e);
}
log.display("Testing sync: debuggee exit");
return status;
}
}
/* =================================================================== */
class cm01t007Thread extends Thread {
ThreadState threadState;
private volatile boolean waitingFlag = false;
public cm01t007Thread(String name, ThreadState threadState) {
super(name);
this.threadState = threadState;
}
public void run() {
Object o = new Object();
int i = 1;
long l = 2;
float f = 3.0F;
double d = 4.0;
delay();
}
private void delay() {
// Signal that debugge thread is ready for jvmti commands.
threadState.setState(cm01t007.stateDebuggeeWaiting);
long dummy = 0;
while (!waitingFlag) {
dummy++;
}
}
public void letFinish() {
waitingFlag = true;
}
}
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