[UIMA-3212] NPE when using SHIFT on parent types in low memory profile

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.1.0ruta
• Component/s: Ruta
• Assignee: Peter Klügl
• Reporter: Alexandre Patry
• Created: 23/Aug/13 15:16
• Updated: 30/Aug/13 11:59
• Resolved: 28/Aug/13 10:44

Description

There is a NullPointerException when using the following script with low memory profile :

PACKAGE org.apache.uima;

W{->SHIFT(W, 1, 1)};

Stacktrace :

org.apache.uima.analysis_engine.AnalysisEngineProcessException: Annotator processing failed.    
	at org.apache.uima.ruta.engine.RutaEngine.process(RutaEngine.java:283)
	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:378)
	at org.apache.uima.analysis_engine.impl.PrimitiveAnalysisEngine_impl.processAndOutputNewCASes(PrimitiveAnalysisEngine_impl.java:298)
	at org.apache.uima.analysis_engine.impl.AnalysisEngineImplBase.process(AnalysisEngineImplBase.java:267)
	at org.apache.uima.ruta.RutaTestUtils.process(RutaTestUtils.java:187)
	at org.apache.uima.ruta.RutaTestUtils.process(RutaTestUtils.java:81)
	at org.apache.uima.ruta.ShiftWithLowMemoryProfileTest.testWithLowMemory(ShiftWithLowMemoryProfileTest.java:36)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:73)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:46)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:180)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:41)
	at org.junit.runners.ParentRunner$1.evaluate(ParentRunner.java:173)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:220)
	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:77)
	at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:195)
	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:63)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at com.intellij.rt.execution.application.AppMain.main(AppMain.java:120)
Caused by: java.lang.NullPointerException
	at java.util.HashSet.<init>(HashSet.java:116)
	at org.apache.uima.ruta.type.RutaBasic.getEndAnchors(RutaBasic.java:126)
	at org.apache.uima.ruta.action.ShiftAction.execute(ShiftAction.java:60)
	at org.apache.uima.ruta.rule.AbstractRuleElement.apply(AbstractRuleElement.java:139)
	at org.apache.uima.ruta.rule.RuleElementCaretaker.applyRuleElements(RuleElementCaretaker.java:113)
	at org.apache.uima.ruta.rule.ComposedRuleElement.applyRuleElements(ComposedRuleElement.java:537)
	at org.apache.uima.ruta.rule.AbstractRuleElement.doneMatching(AbstractRuleElement.java:85)
	at org.apache.uima.ruta.rule.ComposedRuleElement.fallback(ComposedRuleElement.java:459)
	at org.apache.uima.ruta.rule.ComposedRuleElement.fallbackContinue(ComposedRuleElement.java:377)
	at org.apache.uima.ruta.rule.RutaRuleElement.startMatch(RutaRuleElement.java:95)
	at org.apache.uima.ruta.rule.ComposedRuleElement.startMatch(ComposedRuleElement.java:73)
	at org.apache.uima.ruta.rule.RutaRule.apply(RutaRule.java:47)
	at org.apache.uima.ruta.rule.RutaRule.apply(RutaRule.java:40)
	at org.apache.uima.ruta.rule.RutaRule.apply(RutaRule.java:29)
	at org.apache.uima.ruta.RutaScriptBlock.apply(RutaScriptBlock.java:63)
	at org.apache.uima.ruta.RutaModule.apply(RutaModule.java:48)
	at org.apache.uima.ruta.engine.RutaEngine.process(RutaEngine.java:281)
	... 34 more