[teiid-issues] [JBoss JIRA] Resolved: (TEIID-531) RelationalPlan.clone() causes NullPointerException when cloning BatchedUpdatePlan

RelationalPlan.clone() causes NullPointerException when cloning BatchedUpdatePlan --------------------------------------------------------------------------------- Key: TEIID-531 URL: https://jira.jboss.org/jira/browse/TEIID-531 Project: Teiid Issue Type: Bug Components: Query Engine Affects Versions: 6.0.0, 6.1.0 Reporter: Larry O'Leary Assignee: Larry O'Leary Priority: Minor Fix For: 6.1.0 When executing a new unit test which used a BatchedUpdateCommand with a PreparedStatement the following error would occur when executing ProcessorPlan.clone() using a plan of type BatchedUpdatePlan: BatchedUpdatePlan { ProjectNode(2) output=["Count"] ["Count"] BatchedUpdateNode(3) output=["Count"] } java.lang.RuntimeException: java.lang.NullPointerException at com.metamatrix.query.processor.TestProcessor.helpProcess(TestProcessor.java:224) at org.teiid.dqp.internal.process.TestPreparedStatement.helpTestProcessing(TestPreparedStatement.java:127) at org.teiid.dqp.internal.process.TestPreparedStatementBatchedUpdate.testProcessor_VarNumCmds(TestPreparedStatementBatchedUpdate.java:196) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at junit.framework.TestCase.runTest(TestCase.java:168) at junit.framework.TestCase.runBare(TestCase.java:134) at junit.framework.TestResult$1.protect(TestResult.java:110) at junit.framework.TestResult.runProtected(TestResult.java:128) at junit.framework.TestResult.run(TestResult.java:113) at junit.framework.TestCase.run(TestCase.java:124) at junit.framework.TestSuite.runTest(TestSuite.java:232) at junit.framework.TestSuite.run(TestSuite.java:227) at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:81) at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:45) at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386) at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196) Caused by: java.lang.NullPointerException at java.util.ArrayList.<init>(ArrayList.java:131) at com.metamatrix.query.processor.relational.RelationalPlan.clone(RelationalPlan.java:136) at com.metamatrix.query.processor.batch.BatchedUpdatePlan.clone(BatchedUpdatePlan.java:83) at com.metamatrix.query.processor.TestProcessor.helpProcess(TestProcessor.java:214) ... 21 more It appears that in the test case outputCols is null in the ProjectNode of the relational plan which then results in the clone of outputcols to fail due to it being used as a parameter to the creation of the new ArrayList.