问题描述
我正在尝试采用MVVM结构来创建一些类,以借助remote
类使用local
类来获取repo
或ViewModel
数据,并且我还在使用DI
简化流程
JDK版本:
java version "1.8.0_201"
Java(TM) SE Runtime Environment (build 1.8.0_201-b09)
Java HotSpot(TM) 64-Bit Server VM (build 25.201-b09,mixed mode)
我使用的Java 8定义为:build.gradle
minSdkVersion 21
targetSdkVersion 28
compileOptions {
targetCompatibility JavaVersion.VERSION_1_8
sourceCompatibility JavaVersion.VERSION_1_8
}
kotlinOptions {
jvmTarget = JavaVersion.VERSION_1_8
}
编译时异常:
> Task :module-app:kaptDebugKotlin FAILED
e: java.lang.IllegalStateException: failed to analyze: com.sun.tools.javac.util.ClientCodeException: java.lang.NullPointerException
at org.jetbrains.kotlin.analyzer.AnalysisResult.throwIfError(AnalysisResult.kt:56)
at org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler.compileModules$cli(KotlinToJVMBytecodeCompiler.kt:123)
at org.jetbrains.kotlin.cli.jvm.K2JVMCompiler.doExecute(K2JVMCompiler.kt:166)
at org.jetbrains.kotlin.cli.jvm.K2JVMCompiler.doExecute(K2JVMCompiler.kt:56)
at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:84)
at org.jetbrains.kotlin.cli.common.CLICompiler.execImpl(CLICompiler.kt:42)
at org.jetbrains.kotlin.cli.common.CLITool.exec(CLITool.kt:104)
at org.jetbrains.kotlin.daemon.CompileServiceImpl$compile$1$1$2.invoke(CompileServiceImpl.kt:442)
at org.jetbrains.kotlin.daemon.CompileServiceImpl$compile$1$1$2.invoke(CompileServiceImpl.kt:102)
at org.jetbrains.kotlin.daemon.CompileServiceImpl$doCompile$$inlined$ifAlive$lambda$2.invoke(CompileServiceImpl.kt:1005)
at org.jetbrains.kotlin.daemon.CompileServiceImpl$doCompile$$inlined$ifAlive$lambda$2.invoke(CompileServiceImpl.kt:102)
at org.jetbrains.kotlin.daemon.common.DummyProfiler.withMeasure(PerfUtils.kt:138)
at org.jetbrains.kotlin.daemon.CompileServiceImpl.checkedCompile(CompileServiceImpl.kt:1047)
at org.jetbrains.kotlin.daemon.CompileServiceImpl.doCompile(CompileServiceImpl.kt:1004)
at org.jetbrains.kotlin.daemon.CompileServiceImpl.compile(CompileServiceImpl.kt:441)
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 sun.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357)
at sun.rmi.transport.Transport$1.run(Transport.java:200)
at sun.rmi.transport.Transport$1.run(Transport.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.Transport.serviceCall(Transport.java:196)
at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688)
at java.security.AccessController.doPrivileged(Native Method)
at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
Caused by: com.sun.tools.javac.util.ClientCodeException: java.lang.NullPointerException
at com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.finished(ClientCodeWrapper.java:685)
at com.sun.tools.javac.api.MultiTaskListener.finished(MultiTaskListener.java:111)
at com.sun.tools.javac.main.JavaCompiler.enterTrees(JavaCompiler.java:987)
at org.jetbrains.kotlin.kapt3.base.AnnotationProcessingKt.doAnnotationProcessing(annotationProcessing.kt:67)
at org.jetbrains.kotlin.kapt3.base.AnnotationProcessingKt.doAnnotationProcessing$default(annotationProcessing.kt:36)
at org.jetbrains.kotlin.kapt3.AbstractKapt3Extension.runAnnotationProcessing(Kapt3Extension.kt:223)
at org.jetbrains.kotlin.kapt3.AbstractKapt3Extension.analysisCompleted(Kapt3Extension.kt:187)
at org.jetbrains.kotlin.kapt3.ClasspathBasedKapt3Extension.analysisCompleted(Kapt3Extension.kt:98)
at org.jetbrains.kotlin.cli.jvm.compiler.TopDownAnalyzerFacadeForJVM$analyzeFilesWithJavaIntegration$2.invoke(TopDownAnalyzerFacadeForJVM.kt:95)
at org.jetbrains.kotlin.cli.jvm.compiler.TopDownAnalyzerFacadeForJVM.analyzeFilesWithJavaIntegration(TopDownAnalyzerFacadeForJVM.kt:105)
at org.jetbrains.kotlin.cli.jvm.compiler.TopDownAnalyzerFacadeForJVM.analyzeFilesWithJavaIntegration$default(TopDownAnalyzerFacadeForJVM.kt:80)
at org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler$analyze$1.invoke(KotlinToJVMBytecodeCompiler.kt:398)
at org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler$analyze$1.invoke(KotlinToJVMBytecodeCompiler.kt:65)
at org.jetbrains.kotlin.cli.common.messages.AnalyzerWithCompilerReport.analyzeAndReport(AnalyzerWithCompilerReport.kt:107)
at org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler.analyze(KotlinToJVMBytecodeCompiler.kt:389)
at org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler.compileModules$cli(KotlinToJVMBytecodeCompiler.kt:118)
... 30 more
Caused by: java.lang.NullPointerException
at org.jetbrains.kotlin.kapt3.base.incremental.TypeTreeVisitor.visitVariable(javacVisitors.kt:112)
at org.jetbrains.kotlin.kapt3.base.incremental.TypeTreeVisitor.visitVariable(javacVisitors.kt:50)
at com.sun.tools.javac.tree.JCTree$JCVariableDecl.accept(JCTree.java:864)
at com.sun.source.util.SimpleTreeVisitor.visit(SimpleTreeVisitor.java:53)
at org.jetbrains.kotlin.kapt3.base.incremental.TypeTreeVisitor.visitClass(javacVisitors.kt:75)
at org.jetbrains.kotlin.kapt3.base.incremental.TypeTreeVisitor.visitClass(javacVisitors.kt:50)
at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:720)
at org.jetbrains.kotlin.kapt3.base.incremental.MentionedTypesTaskListener.finished(javacVisitors.kt:39)
at com.sun.tools.javac.api.ClientCodeWrapper$WrappedTaskListener.finished(ClientCodeWrapper.java:681)
... 45 more
e: java.lang.IllegalStateException: failed to analyze: com.sun.tools.javac.util.ClientCodeException: java.lang.NullPointerException
Execution failed for task ':module-app:kaptDebugKotlin'.
> Internal compiler error. See log for more details
我无法找出错误的原因是什么?我进行了很多搜索,但是仍然没有找到答案。这是Android Studio错误还是kotlin错误或JDK错误或与eny代码相关的错误
解决方法
发现可能是文件名重复造成的。
https://discuss.kotlinlang.org/t/illegalstateexception-during-incremental-annotation-processing/14232
就我而言,这是一个稍微不同的故事(但在重复方面相似) - 由于冲突解决不当,一个类中有两个相似的伴生对象。
花了两天时间,尝试通过提交比较来确定问题