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Posted to dev@hc.apache.org by "Oleg Kalnichevski (JIRA)" <ji...@apache.org> on 2011/09/03 17:18:09 UTC
[jira] [Updated] (HTTPASYNC-6) I/O reactor (client) terminates
abnormally when a connection is prematurely closed probably because of
timeout settings. A NullpointerException is thrown when a response is being
read and the connection is already closed and set to null
[ https://issues.apache.org/jira/browse/HTTPASYNC-6?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Oleg Kalnichevski updated HTTPASYNC-6:
--------------------------------------
Fix Version/s: 4.0-alpha3
> I/O reactor (client) terminates abnormally when a connection is prematurely closed probably because of timeout settings. A NullpointerException is thrown when a response is being read and the connection is already closed and set to null
> --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: HTTPASYNC-6
> URL: https://issues.apache.org/jira/browse/HTTPASYNC-6
> Project: HttpComponents HttpAsyncClient
> Issue Type: Bug
> Affects Versions: 4.0-alpha2
> Environment: Windows Vista , Sun Java SDK 1.6.0_26
> Reporter: Menno van Gangelen
> Priority: Critical
> Fix For: 4.0-alpha3
>
>
> The following line should have a check for null.
> org.apache.http.impl.nio.client.DefaultAsyncRequestDirector.responseCompleted(DefaultAsyncRequestDirector.java:366);
> => if (this.managedConn.isOpen()) {
> Hard to reproduce as it seems to be a racing issue when reading from slow websites.
> 2011-09-03 10:40:53,312 [I/O dispatcher 2] ERROR DefaultHttpAsyncClient - Fatal runtime error
> java.lang.NullPointerException
> at org.apache.http.impl.nio.client.DefaultAsyncRequestDirector.responseCompleted(DefaultAsyncRequestDirector.java:366)
> at org.apache.http.impl.nio.client.NHttpClientProtocolHandler.processResponse(NHttpClientProtocolHandler.java:357)
> at org.apache.http.impl.nio.client.NHttpClientProtocolHandler.inputReady(NHttpClientProtocolHandler.java:196)
> at org.apache.http.impl.nio.DefaultNHttpClientConnection.consumeInput(DefaultNHttpClientConnection.java:172)
> at org.apache.http.impl.nio.client.InternalClientEventDispatch.inputReady(InternalClientEventDispatch.java:76)
> at org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:161)
> at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:335)
> at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvents(AbstractIOReactor.java:315)
> at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:275)
> at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:104)
> at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:542)
> at java.lang.Thread.run(Thread.java:662)
> 2011-09-03 10:40:53,692 [Thread-4] ERROR DefaultHttpAsyncClient - I/O reactor terminated abnormally
> org.apache.http.nio.reactor.IOReactorException: I/O dispatch worker terminated abnormally
> at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor.execute(AbstractMultiworkerIOReactor.java:321)
> at org.apache.http.impl.nio.conn.PoolingClientConnectionManager.execute(PoolingClientConnectionManager.java:91)
> at org.apache.http.impl.nio.client.AbstractHttpAsyncClient.doExecute(AbstractHttpAsyncClient.java:441)
> at org.apache.http.impl.nio.client.AbstractHttpAsyncClient.access$000(AbstractHttpAsyncClient.java:95)
> at org.apache.http.impl.nio.client.AbstractHttpAsyncClient$1.run(AbstractHttpAsyncClient.java:462)
> Caused by: java.lang.NullPointerException
> at org.apache.http.impl.nio.client.DefaultAsyncRequestDirector.responseCompleted(DefaultAsyncRequestDirector.java:366)
> at org.apache.http.impl.nio.client.NHttpClientProtocolHandler.processResponse(NHttpClientProtocolHandler.java:357)
> at org.apache.http.impl.nio.client.NHttpClientProtocolHandler.inputReady(NHttpClientProtocolHandler.java:196)
> at org.apache.http.impl.nio.DefaultNHttpClientConnection.consumeInput(DefaultNHttpClientConnection.java:172)
> at org.apache.http.impl.nio.client.InternalClientEventDispatch.inputReady(InternalClientEventDispatch.java:76)
> at org.apache.http.impl.nio.reactor.BaseIOReactor.readable(BaseIOReactor.java:161)
> at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvent(AbstractIOReactor.java:335)
> at org.apache.http.impl.nio.reactor.AbstractIOReactor.processEvents(AbstractIOReactor.java:315)
> at org.apache.http.impl.nio.reactor.AbstractIOReactor.execute(AbstractIOReactor.java:275)
> at org.apache.http.impl.nio.reactor.BaseIOReactor.execute(BaseIOReactor.java:104)
> at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor$Worker.run(AbstractMultiworkerIOReactor.java:542)
> at java.lang.Thread.run(Thread.java:662)
> Subsequent calls fail with the following exception
> java.util.concurrent.ExecutionException: java.lang.IllegalStateException: Client has been shut down
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