TestAbort.java revision 4d0eb50e691de4c20b1dd9976ad6839fede8a42d
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
import org.opensolaris.os.dtrace.*;
import java.util.NoSuchElementException;
/**
* Regression for 6426129 abort() after close() throws
* NoSuchElementException.
*/
public class TestAbort {
static boolean aborted = false;
public static void
main(String[] args)
{
Consumer consumer = new LocalConsumer();
// Test for deadlock (bug 6419880)
try {
consumer.open();
consumer.compile("syscall:::entry { @[execname] = count(); } " +
"tick-101ms { printa(@); }");
consumer.enable();
consumer.go();
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
System.exit(1);
}
consumer.close();
} catch (DTraceException e) {
e.printStackTrace();
System.exit(1);
}
consumer = new LocalConsumer();
// Should be able to abort an unopened consumer
try {
aborted = false;
consumer.addConsumerListener(new ConsumerAdapter() {
public void consumerStopped(ConsumerEvent e) {
aborted = true;
}
});
consumer.abort();
consumer.open();
consumer.compile("syscall:::entry { @[execname] = count(); } " +
"tick-101ms { printa(@); }");
consumer.enable();
consumer.go();
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
System.exit(1);
}
if (!aborted) {
throw new IllegalStateException("consumer not aborted");
}
consumer.close();
} catch (Exception e) {
e.printStackTrace();
System.exit(1);
}
consumer = new LocalConsumer();
// Should be safe to call abort() in any state
try {
consumer.abort();
consumer.open();
consumer.abort();
consumer.compile("syscall:::entry { @[execname] = count(); } " +
"tick-101ms { printa(@); }");
consumer.abort();
consumer.enable();
consumer.abort();
consumer.go();
consumer.abort();
consumer.close();
// Should be safe to call after close()
try {
consumer.abort();
} catch (NoSuchElementException e) {
e.printStackTrace();
System.exit(1);
}
} catch (Exception e) {
e.printStackTrace();
System.exit(1);
}
consumer = new LocalConsumer();
// Tests that close() throws expected exception when called on
// synchronized consumer.
try {
consumer.open();
consumer.compile("syscall:::entry { @[execname] = count(); } " +
"tick-101ms { printa(@); }");
consumer.enable();
consumer.go();
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
System.exit(1);
}
try {
synchronized (consumer) {
consumer.close();
}
} catch (IllegalThreadStateException e) {
try {
consumer.close();
System.out.println("Successful");
System.exit(0);
} catch (NoSuchElementException x) {
x.printStackTrace();
System.exit(1);
}
}
} catch (DTraceException e) {
e.printStackTrace();
System.exit(1);
}
System.err.println("Failed");
System.exit(1);
}
}