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Marshall Schor commented on UIMA-6129: -------------------------------------- Can we close this issue at this point? > The thread may deadlock if other thread interrupted which use jcas > ------------------------------------------------------------------- > > Key: UIMA-6129 > URL: https://issues.apache.org/jira/browse/UIMA-6129 > Project: UIMA > Issue Type: Bug > Components: UIMA > Affects Versions: 2.10.4SDK > Reporter: li Gongrong > Priority: Major > > I use FutureTask to kill the thread spend a lot of time,but it will cause > deadlock. > {code:java} > at sun.misc.Unsafe.park(Native Method)at sun.misc.Unsafe.park(Native Method) > - parking to wait for <0x000000070435e808> (a > java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject) at > java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at > java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039) > at > org.apache.uima.jcas.impl.JCasHashMapSubMap.getReserve(JCasHashMapSubMap.java:303) > at org.apache.uima.jcas.impl.JCasHashMap.getReserve(JCasHashMap.java:318) at > org.apache.uima.jcas.impl.JCasImpl.getJfsFromCaddr(JCasImpl.java:1154) at > org.apache.uima.jcas.impl.JCasImpl$JCasFsGenerator.createFS(JCasImpl.java:912) > at > org.apache.uima.jcas.impl.JCasImpl$JCasFsGenerator.createFS(JCasImpl.java:873) > at org.apache.uima.cas.impl.CASImpl.ll_getFSForRef(CASImpl.java:3751) at > org.apache.uima.cas.impl.CASImpl.createFS(CASImpl.java:2231) at > org.apache.uima.cas.impl.FSIteratorWrapper.get(FSIteratorWrapper.java:63) at > org.apache.uima.cas.impl.FSIteratorAggregate.get(FSIteratorAggregate.java:76) > at > org.apache.uima.cas.impl.FSIteratorImplBase.next(FSIteratorImplBase.java:66) > at > org.apache.uima.cas.impl.FSIteratorImplBase.next(FSIteratorImplBase.java:32) > {code} > why ? -- This message was sent by Atlassian Jira (v8.3.4#803005)