Lint在Java类上读取Kotlin对象时崩溃

我有一个Kotlin数据类:

data class InterviewCreation( val candidateId: String, val offerId: String, val startingDateTime: Long, val duration: Long, val location: String, val description: String? ) 

和一个Mapper类(以Java)开始,如下所示:

 public InterviewCreationViewModel toViewModel(InterviewCreation newInterview, String candidateName, String candidatePhotoUrl) { String description = newInterview.getDescription(); String location = newInterview.getLocation(); long duration = newInterview.getDuration(); ... } 

运行Lint时,它在Mapper类中崩溃

  ECJ compiler crashed processing .../InterviewCreationViewModelMapper.java java.lang.NullPointerException at org.eclipse.jdt.internal.compiler.ast.MessageSend.analyseCode(MessageSend.java:138) at org.eclipse.jdt.internal.compiler.ast.LocalDeclaration.analyseCode(LocalDeclaration.java:89) at org.eclipse.jdt.internal.compiler.ast.MethodDeclaration.analyseCode(MethodDeclaration.java:125) at org.eclipse.jdt.internal.compiler.ast.TypeDeclaration.internalAnalyseCode(TypeDeclaration.java:739) at org.eclipse.jdt.internal.compiler.ast.TypeDeclaration.analyseCode(TypeDeclaration.java:263) at org.eclipse.jdt.internal.compiler.ast.CompilationUnitDeclaration.analyseCode(CompilationUnitDeclaration.java:118) at com.android.tools.lint.EcjParser$NonGeneratingCompiler.process(EcjParser.java:1521) at org.eclipse.jdt.internal.compiler.Compiler.processCompiledUnits(Compiler.java:550) at org.eclipse.jdt.internal.compiler.Compiler.compile(Compiler.java:462) at org.eclipse.jdt.internal.compiler.Compiler.compile(Compiler.java:417) at com.android.tools.lint.EcjParser.parse(EcjParser.java:644) at com.android.tools.lint.EcjParser.prepareJavaParse(EcjParser.java:369) at com.android.tools.lint.client.api.JavaPsiVisitor.prepare(JavaPsiVisitor.java:347) at com.android.tools.lint.client.api.LintDriver.visitJavaFiles(LintDriver.java:1674) at com.android.tools.lint.client.api.LintDriver.checkJava(LintDriver.java:1654) at com.android.tools.lint.client.api.LintDriver.runFileDetectors(LintDriver.java:1185) at com.android.tools.lint.client.api.LintDriver.checkProject(LintDriver.java:1039) at com.android.tools.lint.client.api.LintDriver.analyze(LintDriver.java:552) at com.android.tools.lint.client.api.LintDriver.analyze(LintDriver.java:483) at com.android.tools.lint.LintCliClient.run(LintCliClient.java:143) at com.android.build.gradle.internal.LintGradleClient.run(LintGradleClient.java:197) at com.android.build.gradle.tasks.Lint.runLint(Lint.java:340) at com.android.build.gradle.tasks.Lint.lintSingleVariant(Lint.java:307) at com.android.build.gradle.tasks.Lint.lint(Lint.java:119) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:497) at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:73) at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.doExecute(DefaultTaskClassInfoStore.java:141) at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:134) at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:123) at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:632) at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:615) at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:95) at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:76) at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:55) at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:62) at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58) at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:88) at org.gradle.api.internal.tasks.execution.ResolveTaskArtifactStateTaskExecuter.execute(ResolveTaskArtifactStateTaskExecuter.java:46) at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:51) 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.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.execute(DefaultTaskGraphExecuter.java:236) at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.execute(DefaultTaskGraphExecuter.java:228) at org.gradle.internal.Transformers$4.transform(Transformers.java:169) at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:106) at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:61) at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:228) at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:215) at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.processTask(AbstractTaskPlanExecutor.java:77) at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.run(AbstractTaskPlanExecutor.java:58) at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor.process(DefaultTaskPlanExecutor.java:32) at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:113) at org.gradle.execution.SelectedTaskExecutionAction.execute(SelectedTaskExecutionAction.java:37) at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:37) at org.gradle.execution.DefaultBuildExecuter.access$000(DefaultBuildExecuter.java:23) at org.gradle.execution.DefaultBuildExecuter$1.proceed(DefaultBuildExecuter.java:43) at org.gradle.execution.DryRunBuildExecutionAction.execute(DryRunBuildExecutionAction.java:32) at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:37) at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:30) at org.gradle.initialization.DefaultGradleLauncher$RunTasksAction.execute(DefaultGradleLauncher.java:256) at org.gradle.initialization.DefaultGradleLauncher$RunTasksAction.execute(DefaultGradleLauncher.java:253) at org.gradle.internal.Transformers$4.transform(Transformers.java:169) at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:106) at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:56) at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:175) at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:119) at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:102) at org.gradle.launcher.exec.GradleBuildController.run(GradleBuildController.java:71) at org.gradle.tooling.internal.provider.ExecuteBuildActionRunner.run(ExecuteBuildActionRunner.java:28) at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35) at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:41) at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:26) at org.gradle.tooling.internal.provider.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:75) at org.gradle.tooling.internal.provider.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:49) at org.gradle.tooling.internal.provider.ServicesSetupBuildActionExecuter.execute(ServicesSetupBuildActionExecuter.java:49) at org.gradle.tooling.internal.provider.ServicesSetupBuildActionExecuter.execute(ServicesSetupBuildActionExecuter.java:31) at org.gradle.launcher.daemon.server.exec.ExecuteBuild.doBuild(ExecuteBuild.java:67) at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36) at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120) at org.gradle.launcher.daemon.server.exec.WatchForDisconnection.execute(WatchForDisconnection.java:47) at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120) at org.gradle.launcher.daemon.server.exec.ResetDeprecationLogger.execute(ResetDeprecationLogger.java:26) at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120) at org.gradle.launcher.daemon.server.exec.RequestStopIfSingleUsedDaemon.execute(RequestStopIfSingleUsedDaemon.java:34) at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120) at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.call(ForwardClientInput.java:74) at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.call(ForwardClientInput.java:72) at org.gradle.util.Swapper.swap(Swapper.java:38) at org.gradle.launcher.daemon.server.exec.ForwardClientInput.execute(ForwardClientInput.java:72) at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120) at org.gradle.launcher.daemon.server.exec.LogAndCheckHealth.execute(LogAndCheckHealth.java:55) at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120) at org.gradle.launcher.daemon.server.exec.LogToClient.doBuild(LogToClient.java:60) at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36) at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120) at org.gradle.launcher.daemon.server.exec.EstablishBuildEnvironment.doBuild(EstablishBuildEnvironment.java:72) at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36) at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120) at org.gradle.launcher.daemon.server.exec.StartBuildOrRespondWithBusy$1.run(StartBuildOrRespondWithBusy.java:50) at org.gradle.launcher.daemon.server.DaemonStateCoordinator$1.run(DaemonStateCoordinator.java:297) at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:63) at org.gradle.internal.concurrent.StoppableExecutorImpl$1.run(StoppableExecutorImpl.java:46) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745) 

然后它会生成一个有很多误报的lint报告(我想这只是在异常之后不能正常工作)。

我已经尝试了几件事情:

  • 使用类而不是数据类
  • 将所有内容升级到最新版本(工具,sdk等)
  • 更改相关对象的名称
  • 用Java类替换Kotlin类(这种情况下工作)
  • 使映射器成为另一个类的内部类(这种情况是有效的)
  • 将它移动到另一个包
  • 注释所有的方法,并使其返回null(这工作)。 基本上,三条第一条线是让它崩溃的
  • 用常量值替换所有的newInterview.get,但是它也崩溃了

显然,这些解决方案都不是我们想要的解决方案,但是现在我非常绝望。 我的两个主要选择是停止使用Lint或Kotlin。

任何建议是值得欢迎的。

终于找到问题的根源。

这次崩溃是因为整个班级都是从lambda启动的,retrolambda和lint不是朋友。

我把整个lambda调用移动到一个方法,它的工作原理。

有关此问题的更多信息:

https://github.com/evant/gradle-retrolambda/issues/96