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8166059: JSR166TestCase.java fails with NPE in dumpTestThreads on timeout

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Reviewed-by: martin, chegar, shade
This commit is contained in:
Doug Lea 2016-09-23 13:21:23 -07:00
parent c9f268cc15
commit edc7565f51
1 changed files with 7 additions and 4 deletions
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11
jdk/test/java/util/concurrent/tck/JSR166TestCase.java
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@ -1032,14 +1032,17 @@ public class JSR166TestCase extends TestCase {
ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean();
System.err.println("------ stacktrace dump start ------"); System.err.println("------ stacktrace dump start ------");
for (ThreadInfo info : threadMXBean.dumpAllThreads(true, true)) { for (ThreadInfo info : threadMXBean.dumpAllThreads(true, true)) {
String name = info.getThreadName(); final String name = info.getThreadName();
String lockName;
if ("Signal Dispatcher".equals(name)) if ("Signal Dispatcher".equals(name))
continue; continue;
if ("Reference Handler".equals(name) if ("Reference Handler".equals(name)
&& info.getLockName().startsWith("java.lang.ref.Reference$Lock")) && (lockName = info.getLockName()) != null
&& lockName.startsWith("java.lang.ref.Reference$Lock"))
continue; continue;
if ("Finalizer".equals(name) if ("Finalizer".equals(name)
&& info.getLockName().startsWith("java.lang.ref.ReferenceQueue$Lock")) && (lockName = info.getLockName()) != null
&& lockName.startsWith("java.lang.ref.ReferenceQueue$Lock"))
continue; continue;
if ("checkForWedgedTest".equals(name)) if ("checkForWedgedTest".equals(name))
continue; continue;
@ -1783,7 +1786,7 @@ public class JSR166TestCase extends TestCase {
* A CyclicBarrier that uses timed await and fails with * A CyclicBarrier that uses timed await and fails with
* AssertionFailedErrors instead of throwing checked exceptions. * AssertionFailedErrors instead of throwing checked exceptions.
*/ */
public class CheckedBarrier extends CyclicBarrier { public static class CheckedBarrier extends CyclicBarrier {
public CheckedBarrier(int parties) { super(parties); } public CheckedBarrier(int parties) { super(parties); }
public int await() { public int await() {