Skip to content

2.3.2 NPE EqualsGetClass$EqualsFixer.matchesThis(EqualsGetClass.java:129) #1155

Open
@niqo01

Description

@niqo01

What version of Error Prone are you using?

error-prone version: 2.3.2

Does this issue reproduce with the latest release?

Yes

What did you do?

I just updated from the previous version 2.3.1 to 2.3.2

What did you expect to see?

No issues

What did you see instead?

This NPE:

     BugPattern: EqualsGetClass
     Stack Trace:
     java.lang.NullPointerException
  	at com.google.errorprone.bugpatterns.EqualsGetClass$EqualsFixer.matchesThis(EqualsGetClass.java:129)
  	at com.google.errorprone.bugpatterns.EqualsGetClass$EqualsFixer.lambda$static$ba696eba$1(EqualsGetClass.java:118)
  	at com.google.errorprone.matchers.Matchers$4.matches(Matchers.java:137)
  	at com.google.errorprone.matchers.Matchers$5.matches(Matchers.java:156)
  	at com.google.errorprone.bugpatterns.EqualsGetClass$EqualsFixer.matchesEitherWay(EqualsGetClass.java:231)
  	at com.google.errorprone.bugpatterns.EqualsGetClass$EqualsFixer.matchesEitherWay(EqualsGetClass.java:222)
  	at com.google.errorprone.bugpatterns.EqualsGetClass$EqualsFixer.visitBinary(EqualsGetClass.java:183)
  	at com.google.errorprone.bugpatterns.EqualsGetClass$EqualsFixer.visitBinary(EqualsGetClass.java:111)
  	at com.sun.tools.javac.tree.JCTree$JCBinary.accept(JCTree.java:1993)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90)
  	at com.sun.source.util.TreeScanner.visitBinary(TreeScanner.java:625)
  	at com.google.errorprone.bugpatterns.EqualsGetClass$EqualsFixer.visitBinary(EqualsGetClass.java:172)
  	at com.google.errorprone.bugpatterns.EqualsGetClass$EqualsFixer.visitBinary(EqualsGetClass.java:111)
  	at com.sun.tools.javac.tree.JCTree$JCBinary.accept(JCTree.java:1993)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.sun.source.util.TreeScanner.visitParenthesized(TreeScanner.java:572)
  	at com.sun.tools.javac.tree.JCTree$JCParens.accept(JCTree.java:1849)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.sun.source.util.TreeScanner.visitIf(TreeScanner.java:418)
  	at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1427)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90)
  	at com.sun.source.util.TreeScanner.scan(TreeScanner.java:105)
  	at com.sun.source.util.TreeScanner.visitBlock(TreeScanner.java:248)
  	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:1026)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90)
  	at com.sun.source.util.TreeScanner.visitMethod(TreeScanner.java:206)
  	at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:898)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:56)
  	at com.google.errorprone.bugpatterns.EqualsGetClass.matchMethodInvocation(EqualsGetClass.java:107)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitMethodInvocation(ErrorProneScanner.java:905)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitMethodInvocation(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCMethodInvocation.accept(JCTree.java:1644)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:83)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:43)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90)
  	at com.sun.source.util.TreeScanner.visitBinary(TreeScanner.java:625)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitBinary(ErrorProneScanner.java:513)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitBinary(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCBinary.accept(JCTree.java:1993)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:83)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:43)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90)
  	at com.sun.source.util.TreeScanner.visitBinary(TreeScanner.java:625)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitBinary(ErrorProneScanner.java:513)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitBinary(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCBinary.accept(JCTree.java:1993)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:83)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:43)
  	at com.sun.source.util.TreeScanner.visitParenthesized(TreeScanner.java:572)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitParenthesized(ErrorProneScanner.java:989)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitParenthesized(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCParens.accept(JCTree.java:1849)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:83)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:43)
  	at com.sun.source.util.TreeScanner.visitIf(TreeScanner.java:418)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitIf(ErrorProneScanner.java:756)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitIf(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCIf.accept(JCTree.java:1427)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:83)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:43)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90)
  	at com.sun.source.util.TreeScanner.scan(TreeScanner.java:105)
  	at com.sun.source.util.TreeScanner.visitBlock(TreeScanner.java:248)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitBlock(ErrorProneScanner.java:528)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitBlock(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCBlock.accept(JCTree.java:1026)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:83)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:43)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90)
  	at com.sun.source.util.TreeScanner.visitMethod(TreeScanner.java:206)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitMethod(ErrorProneScanner.java:896)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitMethod(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:898)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:83)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:43)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:90)
  	at com.sun.source.util.TreeScanner.scan(TreeScanner.java:105)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:113)
  	at com.sun.source.util.TreeScanner.visitClass(TreeScanner.java:187)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitClass(ErrorProneScanner.java:588)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitClass(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:808)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:82)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:83)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:43)
  	at com.sun.source.util.TreeScanner.scan(TreeScanner.java:105)
  	at com.sun.source.util.TreeScanner.scanAndReduce(TreeScanner.java:113)
  	at com.sun.source.util.TreeScanner.visitCompilationUnit(TreeScanner.java:144)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitCompilationUnit(ErrorProneScanner.java:603)
  	at com.google.errorprone.scanner.ErrorProneScanner.visitCompilationUnit(ErrorProneScanner.java:146)
  	at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:591)
  	at com.sun.source.util.TreePathScanner.scan(TreePathScanner.java:56)
  	at com.google.errorprone.scanner.Scanner.scan(Scanner.java:65)
  	at com.google.errorprone.scanner.ErrorProneScannerTransformer.apply(ErrorProneScannerTransformer.java:43)
  	at com.google.errorprone.ErrorProneAnalyzer.finished(ErrorProneAnalyzer.java:151)
  	at com.sun.tools.javac.api.MultiTaskListener.finished(MultiTaskListener.java:120)
  	at com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1404)
  	at com.sun.tools.javac.main.JavaCompiler.flow(JavaCompiler.java:1353)
  	at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:952)
  	at com.sun.tools.javac.api.JavacTaskImpl.lambda$doCall$0(JavacTaskImpl.java:100)
  	at com.sun.tools.javac.api.JavacTaskImpl.handleExceptions(JavacTaskImpl.java:142)
  	at com.sun.tools.javac.api.JavacTaskImpl.doCall(JavacTaskImpl.java:96)
  	at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:90)
  	at com.google.errorprone.BaseErrorProneCompiler.run(BaseErrorProneCompiler.java:143)
  	at com.google.errorprone.BaseErrorProneCompiler.run(BaseErrorProneCompiler.java:114)
  	at com.google.errorprone.ErrorProneCompiler.run(ErrorProneCompiler.java:121)
  	at com.google.errorprone.ErrorProneCompiler.compile(ErrorProneCompiler.java:68)
  	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  	at java.lang.reflect.Method.invoke(Method.java:498)
  	at net.ltgt.gradle.errorprone.ErrorProneCompiler.execute(ErrorProneCompiler.java:73)
  	at net.ltgt.gradle.errorprone.ErrorProneCompiler.execute(ErrorProneCompiler.java:25)
  	at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.delegateAndHandleErrors(NormalizingJavaCompiler.java:100)
  	at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.execute(NormalizingJavaCompiler.java:52)
  	at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.execute(NormalizingJavaCompiler.java:38)
  	at org.gradle.api.internal.tasks.compile.CleaningJavaCompilerSupport.execute(CleaningJavaCompilerSupport.java:39)
  	at org.gradle.api.internal.tasks.compile.incremental.IncrementalCompilerFactory$2.execute(IncrementalCompilerFactory.java:110)
  	at org.gradle.api.internal.tasks.compile.incremental.IncrementalCompilerFactory$2.execute(IncrementalCompilerFactory.java:106)
  	at org.gradle.api.internal.tasks.compile.incremental.IncrementalResultStoringCompiler.execute(IncrementalResultStoringCompiler.java:59)
  	at org.gradle.api.internal.tasks.compile.incremental.IncrementalResultStoringCompiler.execute(IncrementalResultStoringCompiler.java:43)
  	at org.gradle.api.tasks.compile.JavaCompile.performCompilation(JavaCompile.java:153)
  	at org.gradle.api.tasks.compile.JavaCompile.compile(JavaCompile.java:121)
  	at com.android.build.gradle.tasks.factory.AndroidJavaCompile.compile(AndroidJavaCompile.java:92)
  	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
  	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  	at java.lang.reflect.Method.invoke(Method.java:498)
  	at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:73)
  	at org.gradle.api.internal.project.taskfactory.IncrementalTaskAction.doExecute(IncrementalTaskAction.java:50)
  	at org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:39)
  	at org.gradle.api.internal.project.taskfactory.StandardTaskAction.execute(StandardTaskAction.java:26)
  	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$1.run(ExecuteActionsTaskExecuter.java:131)
  	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:300)
  	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:292)
  	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:174)
  	at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:90)
  	at org.gradle.internal.operations.DelegatingBuildOperationExecutor.run(DelegatingBuildOperationExecutor.java:31)
  	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:120)
  	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:99)
  	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:77)
  	at org.gradle.api.internal.tasks.execution.OutputDirectoryCreatingTaskExecuter.execute(OutputDirectoryCreatingTaskExecuter.java:51)
  	at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:59)
  	at org.gradle.api.internal.tasks.execution.ResolveTaskOutputCachingStateExecuter.execute(ResolveTaskOutputCachingStateExecuter.java:54)
  	at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:59)
  	at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:101)
  	at org.gradle.api.internal.tasks.execution.FinalizeInputFilePropertiesTaskExecuter.execute(FinalizeInputFilePropertiesTaskExecuter.java:44)
  	at org.gradle.api.internal.tasks.execution.CleanupStaleOutputsExecuter.execute(CleanupStaleOutputsExecuter.java:91)
  	at org.gradle.api.internal.tasks.execution.ResolveTaskArtifactStateTaskExecuter.execute(ResolveTaskArtifactStateTaskExecuter.java:62)
  	at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:59)
  	at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:54)
  	at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43)
  	at org.gradle.api.internal.tasks.execution.CatchExceptionTaskExecuter.execute(CatchExceptionTaskExecuter.java:34)
  	at org.gradle.api.internal.tasks.execution.EventFiringTaskExecuter$1.run(EventFiringTaskExecuter.java:51)
  	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:300)
  	at org.gradle.internal.operations.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:292)
  	at org.gradle.internal.operations.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:174)
  	at org.gradle.internal.operations.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:90)
  	at org.gradle.internal.operations.DelegatingBuildOperationExecutor.run(DelegatingBuildOperationExecutor.java:31)
  	at org.gradle.api.internal.tasks.execution.EventFiringTaskExecuter.execute(EventFiringTaskExecuter.java:46)
  	at org.gradle.execution.taskgraph.LocalTaskInfoExecutor.execute(LocalTaskInfoExecutor.java:42)
  	at org.gradle.execution.taskgraph.DefaultTaskExecutionGraph$BuildOperationAwareWorkItemExecutor.execute(DefaultTaskExecutionGraph.java:277)
  	at org.gradle.execution.taskgraph.DefaultTaskExecutionGraph$BuildOperationAwareWorkItemExecutor.execute(DefaultTaskExecutionGraph.java:262)
  	at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$ExecutorWorker$1.execute(DefaultTaskPlanExecutor.java:135)
  	at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$ExecutorWorker$1.execute(DefaultTaskPlanExecutor.java:130)
  	at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$ExecutorWorker.execute(DefaultTaskPlanExecutor.java:200)
  	at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$ExecutorWorker.executeWithWork(DefaultTaskPlanExecutor.java:191)
  	at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$ExecutorWorker.run(DefaultTaskPlanExecutor.java:130)
  	at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:63)
  	at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:46)
  	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
  	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
  	at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:55)
  	at java.lang.Thread.run(Thread.java:745)

Metadata

Metadata

Assignees

No one assigned

    Type

    No type

    Projects

    No projects

    Milestone

    No milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions