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From shahid ashraf <sha...@trialx.com>
Subject Re: CAS Pool
Date Fri, 10 Feb 2017 20:18:52 GMT
Hi

Here is the full stack trace

11 Feb 2017 01:42:51  INFO AbstractJCasTermAnnotator - Finished processing

11 Feb 2017 01:42:53  INFO SentenceDetector - Starting processing.

11 Feb 2017 01:42:53  INFO SentenceDetector - Starting processing.

11 Feb 2017 01:42:53  INFO TokenizerAnnotatorPTB - process(JCas) in
org.apache.ctakes.core.ae.TokenizerAnnotatorPTB

11 Feb 2017 01:42:54  INFO TokenizerAnnotatorPTB - process(JCas) in
org.apache.ctakes.core.ae.TokenizerAnnotatorPTB

11 Feb 2017 01:42:54  INFO LvgAnnotator - process(JCas)

11 Feb 2017 01:42:54  INFO LvgAnnotator - process(JCas)

Feb 11, 2017 1:42:54 AM
org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl
callAnalysisComponentProcess(430)

SEVERE: Exception occurred

org.apache.uima.analysis_engine.AnalysisEngineProcessException

at org.apache.ctakes.lvg.ae.LvgAnnotator.process(LvgAnnotator.java:310)

at org.apache.uima.analysis_component.JCasAnnotator_ImplBase.process(
JCasAnnotator_ImplBase.java:48)

at
org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.callAnalysisComponentProcess(
PrimitiveAnalysisEngine_impl.java:396)

at
org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.processAndOutputNewCASes(
PrimitiveAnalysisEngine_impl.java:314)

at
org.apache.uima.analysis_engine.asb.impl.ASB_impl$AggregateCasIterator.processUntilNextOutputCas(
ASB_impl.java:570)

at
org.apache.uima.analysis_engine.asb.impl.ASB_impl$AggregateCasIterator.<init>(
ASB_impl.java:412)

at org.apache.uima.analysis_engine.asb.impl.ASB_impl.process(
ASB_impl.java:344)

at
org.apache.uima.analysis_engine.impl.AggregateAnalysisEngine_impl.processAndOutputNewCASes(
AggregateAnalysisEngine_impl.java:265)

at org.apache.uima.analysis_engine.impl.AnalysisEngineImplBase.process(
AnalysisEngineImplBase.java:269)

at
org.apache.uima.analysis_engine.impl.MultiprocessingAnalysisEngine_impl.process(
MultiprocessingAnalysisEngine_impl.java:199)

at org.apache.ctakes.web.client.servlet.DemoServlet.analyzeDocument(
DemoServlet.java:122)

at org.apache.ctakes.web.client.servlet.DemoServlet.doPost(
DemoServlet.java:160)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)

at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684)

at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:501
)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(
ScopedHandler.java:137)

at org.eclipse.jetty.security.SecurityHandler.handle(
SecurityHandler.java:557)

at org.eclipse.jetty.server.session.SessionHandler.doHandle(
SessionHandler.java:231)

at org.eclipse.jetty.server.handler.ContextHandler.doHandle(
ContextHandler.java:1086)

at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428)

at org.eclipse.jetty.server.session.SessionHandler.doScope(
SessionHandler.java:193)

at org.eclipse.jetty.server.handler.ContextHandler.doScope(
ContextHandler.java:1020)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(
ScopedHandler.java:135)

at org.eclipse.jetty.server.handler.HandlerWrapper.handle(
HandlerWrapper.java:116)

at org.eclipse.jetty.server.Server.handle(Server.java:370)

at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(
AbstractHttpConnection.java:494)

at org.eclipse.jetty.server.AbstractHttpConnection.content(
AbstractHttpConnection.java:982)

at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(
AbstractHttpConnection.java:1043)

at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:865)

at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240)

at org.eclipse.jetty.server.AsyncHttpConnection.handle(
AsyncHttpConnection.java:82)

at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(
SelectChannelEndPoint.java:667)

at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(
SelectChannelEndPoint.java:52)

at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(
QueuedThreadPool.java:608)

at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(
QueuedThreadPool.java:543)

at java.lang.Thread.run(Thread.java:745)

Caused by: org.apache.uima.analysis_engine.AnalysisEngineProcessException

at org.apache.ctakes.lvg.ae.LvgAnnotator.setCanonicalForm(
LvgAnnotator.java:372)

at org.apache.ctakes.lvg.ae.LvgAnnotator.annotateRange(LvgAnnotator.java:342
)

at org.apache.ctakes.lvg.ae.LvgAnnotator.process(LvgAnnotator.java:307)

... 36 more

Caused by: java.lang.NullPointerException

at org.apache.ctakes.lvg.ae.LvgAnnotator.setCanonicalForm(
LvgAnnotator.java:365)

... 38 more


Feb 11, 2017 1:42:54 AM
org.apache.uima.analysis_engine.impl.AggregateAnalysisEngine_impl
processAndOutputNewCASes(273)

SEVERE: Exception occurred

org.apache.uima.analysis_engine.AnalysisEngineProcessException

at org.apache.ctakes.lvg.ae.LvgAnnotator.process(LvgAnnotator.java:310)

at org.apache.uima.analysis_component.JCasAnnotator_ImplBase.process(
JCasAnnotator_ImplBase.java:48)

at
org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.callAnalysisComponentProcess(
PrimitiveAnalysisEngine_impl.java:396)

at
org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.processAndOutputNewCASes(
PrimitiveAnalysisEngine_impl.java:314)

at
org.apache.uima.analysis_engine.asb.impl.ASB_impl$AggregateCasIterator.processUntilNextOutputCas(
ASB_impl.java:570)

at
org.apache.uima.analysis_engine.asb.impl.ASB_impl$AggregateCasIterator.<init>(
ASB_impl.java:412)

at org.apache.uima.analysis_engine.asb.impl.ASB_impl.process(
ASB_impl.java:344)

at
org.apache.uima.analysis_engine.impl.AggregateAnalysisEngine_impl.processAndOutputNewCASes(
AggregateAnalysisEngine_impl.java:265)

at org.apache.uima.analysis_engine.impl.AnalysisEngineImplBase.process(
AnalysisEngineImplBase.java:269)

at
org.apache.uima.analysis_engine.impl.MultiprocessingAnalysisEngine_impl.process(
MultiprocessingAnalysisEngine_impl.java:199)

at org.apache.ctakes.web.client.servlet.DemoServlet.analyzeDocument(
DemoServlet.java:122)

at org.apache.ctakes.web.client.servlet.DemoServlet.doPost(
DemoServlet.java:160)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)

at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684)

at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:501
)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(
ScopedHandler.java:137)

at org.eclipse.jetty.security.SecurityHandler.handle(
SecurityHandler.java:557)

at org.eclipse.jetty.server.session.SessionHandler.doHandle(
SessionHandler.java:231)

at org.eclipse.jetty.server.handler.ContextHandler.doHandle(
ContextHandler.java:1086)

at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428)

at org.eclipse.jetty.server.session.SessionHandler.doScope(
SessionHandler.java:193)

at org.eclipse.jetty.server.handler.ContextHandler.doScope(
ContextHandler.java:1020)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(
ScopedHandler.java:135)

at org.eclipse.jetty.server.handler.HandlerWrapper.handle(
HandlerWrapper.java:116)

at org.eclipse.jetty.server.Server.handle(Server.java:370)

at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(
AbstractHttpConnection.java:494)

at org.eclipse.jetty.server.AbstractHttpConnection.content(
AbstractHttpConnection.java:982)

at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(
AbstractHttpConnection.java:1043)

at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:865)

at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240)

at org.eclipse.jetty.server.AsyncHttpConnection.handle(
AsyncHttpConnection.java:82)

at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(
SelectChannelEndPoint.java:667)

at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(
SelectChannelEndPoint.java:52)

at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(
QueuedThreadPool.java:608)

at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(
QueuedThreadPool.java:543)

at java.lang.Thread.run(Thread.java:745)

Caused by: org.apache.uima.analysis_engine.AnalysisEngineProcessException

at org.apache.ctakes.lvg.ae.LvgAnnotator.setCanonicalForm(
LvgAnnotator.java:372)

at org.apache.ctakes.lvg.ae.LvgAnnotator.annotateRange(LvgAnnotator.java:342
)

at org.apache.ctakes.lvg.ae.LvgAnnotator.process(LvgAnnotator.java:307)

... 36 more

Caused by: java.lang.NullPointerException

at org.apache.ctakes.lvg.ae.LvgAnnotator.setCanonicalForm(
LvgAnnotator.java:365)

... 38 more


org.apache.uima.analysis_engine.AnalysisEngineProcessException

at org.apache.ctakes.lvg.ae.LvgAnnotator.process(LvgAnnotator.java:310)

at org.apache.uima.analysis_component.JCasAnnotator_ImplBase.process(
JCasAnnotator_ImplBase.java:48)

at
org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.callAnalysisComponentProcess(
PrimitiveAnalysisEngine_impl.java:396)

at
org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.processAndOutputNewCASes(
PrimitiveAnalysisEngine_impl.java:314)

at
org.apache.uima.analysis_engine.asb.impl.ASB_impl$AggregateCasIterator.processUntilNextOutputCas(
ASB_impl.java:570)

at
org.apache.uima.analysis_engine.asb.impl.ASB_impl$AggregateCasIterator.<init>(
ASB_impl.java:412)

at org.apache.uima.analysis_engine.asb.impl.ASB_impl.process(
ASB_impl.java:344)

at
org.apache.uima.analysis_engine.impl.AggregateAnalysisEngine_impl.processAndOutputNewCASes(
AggregateAnalysisEngine_impl.java:265)

at org.apache.uima.analysis_engine.impl.AnalysisEngineImplBase.process(
AnalysisEngineImplBase.java:269)

at
org.apache.uima.analysis_engine.impl.MultiprocessingAnalysisEngine_impl.process(
MultiprocessingAnalysisEngine_impl.java:199)

at org.apache.ctakes.web.client.servlet.DemoServlet.analyzeDocument(
DemoServlet.java:122)

at org.apache.ctakes.web.client.servlet.DemoServlet.doPost(
DemoServlet.java:160)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)

at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684)

at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:501
)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(
ScopedHandler.java:137)

at org.eclipse.jetty.security.SecurityHandler.handle(
SecurityHandler.java:557)

at org.eclipse.jetty.server.session.SessionHandler.doHandle(
SessionHandler.java:231)

at org.eclipse.jetty.server.handler.ContextHandler.doHandle(
ContextHandler.java:1086)

at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:428)

at org.eclipse.jetty.server.session.SessionHandler.doScope(
SessionHandler.java:193)

at org.eclipse.jetty.server.handler.ContextHandler.doScope(
ContextHandler.java:1020)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(
ScopedHandler.java:135)

at org.eclipse.jetty.server.handler.HandlerWrapper.handle(
HandlerWrapper.java:116)

at org.eclipse.jetty.server.Server.handle(Server.java:370)

at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(
AbstractHttpConnection.java:494)

at org.eclipse.jetty.server.AbstractHttpConnection.content(
AbstractHttpConnection.java:982)

at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(
AbstractHttpConnection.java:1043)

at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:865)

at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240)

at org.eclipse.jetty.server.AsyncHttpConnection.handle(
AsyncHttpConnection.java:82)

at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(
SelectChannelEndPoint.java:667)

at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(
SelectChannelEndPoint.java:52)

at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(
QueuedThreadPool.java:608)

at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(
QueuedThreadPool.java:543)

at java.lang.Thread.run(Thread.java:745)

Caused by: org.apache.uima.analysis_engine.AnalysisEngineProcessException

at org.apache.ctakes.lvg.ae.LvgAnnotator.setCanonicalForm(
LvgAnnotator.java:372)

at org.apache.ctakes.lvg.ae.LvgAnnotator.annotateRange(LvgAnnotator.java:342
)

at org.apache.ctakes.lvg.ae.LvgAnnotator.process(LvgAnnotator.java:307)

... 36 more

Caused by: java.lang.NullPointerException

at org.apache.ctakes.lvg.ae.LvgAnnotator.setCanonicalForm(
LvgAnnotator.java:365)

... 38 more

On Sat, Feb 11, 2017 at 12:44 AM, Marshall Schor <msa@schor.com> wrote:

> Hi Shahid,
>
> Thanks for replying.  I'm still not seeing the part of the stack trace that
> happens *after* the line saying"Caused by: java.lang.NullPointerException"
>
> That would identify (assuming that you can find it) where exactly in the
> code
> the NullPointerException occurred.
> The stack traces you supplied just show the wrappers wrapping this, and
> are not
> helpful to understand where the Null Pointer Exception itself occurred.
>
> I'm hoping there are some stack trace lines you can share *following* the
> NullPointerException message.
>
> -Marshall
>
> On 2/10/2017 12:17 PM, shahid ashraf wrote:
> > Hi
> >
> > The Full stack trace is below, it only happens when there are more then
> one
> > thread:
> >
> > Feb 10, 2017 8:44:06 PM
> > org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl
> > callAnalysisComponentProcess(430)
> >
> > SEVERE: Exception occurred
> >
> > org.apache.uima.analysis_engine.AnalysisEngineProcessException
> >
> > at org.apache.ctakes.lvg.ae.LvgAnnotator.process(LvgAnnotator.java:310)
> >
> > at
> > org.apache.uima.analysis_component.JCasAnnotator_ImplBase.process(
> JCasAnnotator_ImplBase.java:48)
> >
> > at
> > org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.
> callAnalysisComponentProcess(PrimitiveAnalysisEngine_impl.java:396)
> >
> > at
> > org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.
> processAndOutputNewCASes(PrimitiveAnalysisEngine_impl.java:314)
> >
> > at
> > org.apache.uima.analysis_engine.asb.impl.ASB_impl$AggregateCasIterator.
> processUntilNextOutputCas(ASB_impl.java:570)
> >
> > at
> > org.apache.uima.analysis_engine.asb.impl.ASB_impl$
> AggregateCasIterator.<init>(ASB_impl.java:412)
> >
> > at
> > org.apache.uima.analysis_engine.asb.impl.ASB_impl.
> process(ASB_impl.java:344)
> >
> > at
> > org.apache.uima.analysis_engine.impl.AggregateAnalysisEngine_impl.
> processAndOutputNewCASes(AggregateAnalysisEngine_impl.java:265)
> >
> > at
> > org.apache.uima.analysis_engine.impl.AnalysisEngineImplBase.process(
> AnalysisEngineImplBase.java:269)
> >
> > at
> > org.apache.uima.analysis_engine.impl.MultiprocessingAnalysisEngine_
> impl.process(MultiprocessingAnalysisEngine_impl.java:199)
> >
> > at
> > org.apache.ctakes.web.client.servlet.DemoServlet.doPost(
> DemoServlet.java:135)
> >
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)
> >
> > at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
> >
> > at org.eclipse.jetty.servlet.ServletHolder.handle(
> ServletHolder.java:684)
> >
> > at
> > org.eclipse.jetty.servlet.ServletHandler.doHandle(
> ServletHandler.java:501)
> >
> > at
> > org.eclipse.jetty.server.handler.ScopedHandler.handle(
> ScopedHandler.java:137)
> >
> > at
> > org.eclipse.jetty.security.SecurityHandler.handle(
> SecurityHandler.java:557)
> >
> > at
> > org.eclipse.jetty.server.session.SessionHandler.
> doHandle(SessionHandler.java:231)
> >
> > at
> > org.eclipse.jetty.server.handler.ContextHandler.
> doHandle(ContextHandler.java:1086)
> >
> > at org.eclipse.jetty.servlet.ServletHandler.doScope(
> ServletHandler.java:428)
> >
> > at
> > org.eclipse.jetty.server.session.SessionHandler.
> doScope(SessionHandler.java:193)
> >
> > at
> > org.eclipse.jetty.server.handler.ContextHandler.
> doScope(ContextHandler.java:1020)
> >
> > at
> > org.eclipse.jetty.server.handler.ScopedHandler.handle(
> ScopedHandler.java:135)
> >
> > at
> > org.eclipse.jetty.server.handler.HandlerWrapper.handle(
> HandlerWrapper.java:116)
> >
> > at org.eclipse.jetty.server.Server.handle(Server.java:370)
> >
> > at
> > org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(
> AbstractHttpConnection.java:494)
> >
> > at
> > org.eclipse.jetty.server.AbstractHttpConnection.content(
> AbstractHttpConnection.java:982)
> >
> > at
> > org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(
> AbstractHttpConnection.java:1043)
> >
> > at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:865)
> >
> > at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240)
> >
> > at
> > org.eclipse.jetty.server.AsyncHttpConnection.handle(
> AsyncHttpConnection.java:82)
> >
> > at
> > org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(
> SelectChannelEndPoint.java:667)
> >
> > at
> > org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(
> SelectChannelEndPoint.java:52)
> >
> > at
> > org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(
> QueuedThreadPool.java:608)
> >
> > at
> > org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(
> QueuedThreadPool.java:543)
> >
> > at java.lang.Thread.run(Thread.java:745)
> >
> > Caused by: org.apache.uima.analysis_engine.
> AnalysisEngineProcessException
> >
> > at
> > org.apache.ctakes.lvg.ae.LvgAnnotator.setCanonicalForm(
> LvgAnnotator.java:372)
> >
> > at
> > org.apache.ctakes.lvg.ae.LvgAnnotator.annotateRange(
> LvgAnnotator.java:342)
> >
> > at org.apache.ctakes.lvg.ae.LvgAnnotator.process(LvgAnnotator.java:307)
> >
> > ... 35 more
> > Caused by: java.lang.NullPointerException
> >
> >
> > On Fri, Feb 10, 2017 at 10:22 PM, Marshall Schor <msa@schor.com> wrote:
> >
> >> Hi,
> >>
> >> This exception is being thrown from CTakes, I think.  UIMA is "wrapping"
> >> this
> >> exception, and even CTakes is wrapping it.
> >>
> >> Can you post the full stack trace?  I'm looking for the lines that would
> >> follow
> >> something like:
> >> "Caused by: java.lang.NullPointerException" which would indicate the
> >> actual
> >> cause, I hope.
> >>
> >> Also, this is just a wild guess, but could you check to be sure you've
> set
> >> up
> >> the CAS for CTakes to process according to what it requires (I'm not
> >> familiar
> >> with CTakes requirements)?
> >>
> >> -Marshall
> >>
> >>
> >> On 2/10/2017 11:09 AM, shahid ashraf wrote:
> >>> Anything on the previous mail and
> >>>
> >>> *Also i tried the setting up  Cas Pool based on descriptor file using
> >> below
> >>> code... when i increase the number of threads from 1 i get following
> >> errors*
> >>> public class MyApplication {
> >>>   private CasPool mCasPool;
> >>>
> >>>   private AnalysisEngine mAnalysisEngine;
> >>>
> >>>   public MyApplication()
> >>>   {
> >>>     //get Resource Specifier from XML file
> >>>     XMLInputSource in = new XMLInputSource("MyDescriptor.xml");
> >>>     ResourceSpecifier specifier =
> >>>       UIMAFramework.getXMLParser().parseResourceSpecifier(in);
> >>>
> >>>     //Create multithreadable AE that will
> >>>     //Accept 3 simultaneous requests
> >>>     //The 3rd parameter specifies a timeout.
> >>>     //When the number of simultaneous requests exceeds 3,
> >>>     // additional requests will wait for other requests to finish.
> >>>     // This parameter determines the maximum number of milliseconds
> >>>     // that a new request should wait before throwing an
> >>>     // - a value of 0 will cause them to wait forever.
> >>>     mAnalysisEngine = UIMAFramework.produceAnalysisEngine(
> >> specifier,3,0);
> >>>     //create CAS pool with 3 CAS instances
> >>>     mCasPool = new CasPool(3, mAnalysisEngine);
> >>>   }
> >>>
> >>>   // Notice this is no longer "synchronized"
> >>>   public void analyzeDocument(String aDoc) {
> >>>     //check out a CAS instance (argument 0 means no timeout)
> >>>     CAS cas = mCasPool.getCas(0);
> >>>     try {
> >>>       //analyze a document
> >>>       cas.setDocumentText(aDoc);
> >>>       mAnalysisEngine.process(cas);
> >>>       doSomethingWithResults(cas);
> >>>     } finally {
> >>>       //MAKE SURE we release the CAS instance
> >>>       mCasPool.releaseCas(cas);
> >>>     }
> >>>   }
> >>>   ...
> >>> }
> >>>
> >>> eb 10, 2017 8:44:06 PM
> >>> org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl
> >>> callAnalysisComponentProcess(430)
> >>>
> >>> SEVERE: Exception occurred
> >>>
> >>> org.apache.uima.analysis_engine.AnalysisEngineProcessException
> >>>
> >>>       at org.apache.ctakes.lvg.ae.LvgAnnotator.process(
> >> LvgAnnotator.java:310)
> >>>       at org.apache.uima.analysis_component.JCasAnnotator_
> >> ImplBase.process(JCasAnnotator_ImplBase.java:48)
> >>>       at org.apache.uima.analysis_engine.impl.
> >> PrimitiveAnalysisEngine_impl.callAnalysisComponentProcess(
> >> PrimitiveAnalysisEngine_impl.java:396)
> >>>       at org.apache.uima.analysis_engine.impl.
> >> PrimitiveAnalysisEngine_impl.processAndOutputNewCASes(
> >> PrimitiveAnalysisEngine_impl.java:314)
> >>>       at org.apache.uima.analysis_engine.asb.impl.ASB_impl$
> >> AggregateCasIterator.processUntilNextOutputCas(ASB_impl.java:570)
> >>>       at org.apache.uima.analysis_engine.asb.impl.ASB_impl$
> >> AggregateCasIterator.<init>(ASB_impl.java:412)
> >>>       at org.apache.uima.analysis_engine.asb.impl.ASB_impl.
> >> process(ASB_impl.java:344)
> >>>       at org.apache.uima.analysis_engine.impl.
> >> AggregateAnalysisEngine_impl.processAndOutputNewCASes(
> >> AggregateAnalysisEngine_impl.java:265)aused
> >>> by: org.apache.uima.analysis_engine.AnalysisEngineProcessException
> >>>
> >>> at
> >>> org.apache.ctakes.lvg.ae.LvgAnnotator.setCanonicalForm(
> >> LvgAnnotator.java:372)
> >>> at
> >>> org.apache.ctakes.lvg.ae.LvgAnnotator.annotateRange(
> >> LvgAnnotator.java:342)
> >>> at org.apache.ctakes.lvg.ae.LvgAnnotator.process(
> LvgAnnotator.java:307)
> >>>
> >>> ... 35 more
> >>> Caused by: java.lang.NullPointerException
> >>>
> >>> Feb 10, 2017 8:44:06 PM
> >>> org.apache.uima.analysis_engine.impl.AggregateAnalysisEngine_impl
> >>> processAndOutputNewCASes(273)
> >>>
> >>> SEVERE: Exception occurred
> >>>
> >>> org.apache.uima.analysis_engine.AnalysisEngineProcessException
> >>>
> >>>       at org.apache.ctakes.lvg.ae.LvgAnnotator.process(
> >> LvgAnnotator.java:310)
> >>>       at org.apache.uima.analysis_component.JCasAnnotator_
> >> ImplBase.process(JCasAnnotator_ImplBase.java:48)
> >>>       at org.apache.uima.analysis_engine.impl.
> >> PrimitiveAnalysisEngine_impl.callAnalysisComponentProcess(
> >> PrimitiveAnalysisEngine_impl.java:396)
> >>>       at org.apache.uima.analysis_engine.impl.
> >> PrimitiveAnalysisEngine_impl.processAndOutputNewCASes(
> >> PrimitiveAnalysisEngine_impl.java:314)
> >>>       at org.apache.uima.analysis_engine.asb.impl.ASB_impl$
> >> AggregateCasIterator.processUntilNextOutputCas(ASB_impl.java:570)
> >>>       at org.apache.uima.analysis_engine.asb.impl.ASB_impl$
> >> AggregateCasIterator.<init>(ASB_impl.java:412)
> >>>       at org.apache.uima.analysis_engine.asb.impl.ASB_impl.
> >> process(ASB_impl.java:344)
> >>>       at org.apache.uima.analysis_engine.impl.
> >> AggregateAnalysisEngine_impl.processAndOutputNewCASes(
> >> AggregateAnalysisEngine_impl.java:265)
> >>>       at
> >>>
> >>>
> >>>
> >>> On Fri, Feb 10, 2017 at 12:12 AM, shahid ashraf <shahid@trialx.com>
> >> wrote:
> >>>> Hi Folks
> >>>>
> >>>> This is my first mail to the mailing list. I have just started looking
> >>>> into the uima architecture. Currently i am trying few things in
> ctakes.
> >> I
> >>>> need to use the JCAS pool for multithreading. https://uima.
> >>>> apache.org/d/uimaj-current/tutorials_and_users_guides.
> >>>> html#ugr.tug.applications.multi_threaded
> >>>> I need to know the equivalent of the following while using
> programmable
> >>>> bluider AE(org.apache.uima.fit.factory.AggregateBuilder;)
> >>>>
> >>>> mAnalysisEngine = UIMAFramework.produceAnalysisEngine(specifier,3,0);
> >>>>
> >>>> Currently i am building aggregate AE like this ... in which i need to
> >> set
> >>>> the property/field to 3 like in above.
> >>>>
> >>>> *In other words the questions is how to use the cas object pool for
> >>>> multiprocessing iusing programmable interface(AggregrateBuilder)
> >> instead of
> >>>> descriptor file approach.*
> >>>>
> >>>> --
> >>>> with Regards
> >>>> Shahid Ashraf
> >>>>
> >>>
> >>
> >
>
>


-- 
with Regards
Shahid Ashraf

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