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Bug 326574

Summary:	NPE during incompatibleReturnType error reporting
Product:	[WebTools] JSDT	Reporter:	Chris Jaun <cmjaun>
Component:	General	Assignee:	Chris Jaun <cmjaun>
Status:	RESOLVED FIXED	QA Contact:	Nitin Dahyabhai <thatnitind>
Severity:	normal
Priority:	P3
Version:	3.2.2
Target Milestone:	3.2.3
Hardware:	PC
OS:	Windows XP
Whiteboard:
Bug Depends on:	326573
Bug Blocks:

Description Chris Jaun

2010-09-29 14:47:13 EDT

+++ This bug was initially created as a clone of Bug #326573 +++

java.lang.NullPointerException
at org.eclipse.wst.jsdt.internal.compiler.lookup.SourceTypeBinding.sourceStart(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.problem.ProblemReporter.incompatibleReturnType(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.lookup.MethodVerifier.reportIncompatibleReturnTypeError(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.lookup.MethodVerifier.checkAgainstInheritedMethods(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.lookup.MethodVerifier.checkMethods(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.lookup.MethodVerifier.verify(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.lookup.SourceTypeBinding.verifyMethods(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.lookup.CompilationUnitScope.verifyMethods(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.Compiler.process(Unknown Source)
at org.eclipse.wst.jsdt.internal.compiler.Compiler.compile(Unknown Source)
at org.eclipse.wst.jsdt.internal.core.builder.AbstractImageBuilder.compile(Unknown Source)
at org.eclipse.wst.jsdt.internal.core.builder.BatchImageBuilder.compile(Unknown Source)
at org.eclipse.wst.jsdt.internal.core.builder.AbstractImageBuilder.compile(Unknown Source)
at org.eclipse.wst.jsdt.internal.core.builder.BatchImageBuilder.build(Unknown Source)
at org.eclipse.wst.jsdt.internal.core.builder.JavaBuilder.buildAll(Unknown Source)
at org.eclipse.wst.jsdt.internal.core.builder.JavaBuilder.build(Unknown Source)
at org.eclipse.core.internal.events.BuildManager$2.run(Unknown Source)
at org.eclipse.core.runtime.SafeRunner.run(Unknown Source)
at org.eclipse.core.internal.events.BuildManager.basicBuild(Unknown Source)
at org.eclipse.core.internal.events.BuildManager.basicBuild(Unknown Source)
at org.eclipse.core.internal.events.BuildManager$1.run(Unknown Source)
at org.eclipse.core.runtime.SafeRunner.run(Unknown Source)
at org.eclipse.core.internal.events.BuildManager.basicBuild(Unknown Source)
at org.eclipse.core.internal.events.BuildManager.basicBuildLoop(Unknown Source)
at org.eclipse.core.internal.events.BuildManager.build(Unknown Source)
at org.eclipse.core.internal.events.AutoBuildJob.doBuild(Unknown Source)
at org.eclipse.core.internal.events.AutoBuildJob.run(Unknown Source)
at org.eclipse.core.internal.jobs.Worker.run(Unknown Source)


This is happening when it tries to verify methods form a "nextType" that has already been "cleaned" which nulls out its scope information.

If it has already been cleaned then its methods have already been verified.

Comment 1 Chris Jaun

2010-09-29 18:02:09 EDT

Checked into 3.2.3 and HEAD.