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Not sure the underlying issue but get NPE when my controller has a Type that refers itself, may be a jdk issue #80

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ravisomepalli-eb opened this issue Mar 11, 2018 · 1 comment
Open

Not sure the underlying issue but get NPE when my controller has a Type that refers itself, may be a jdk issue #80

ravisomepalli-eb opened this issue Mar 11, 2018 · 1 comment
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@mkowalzik
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bug
Milestone
0.5.0

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@ravisomepalli-eb
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import java.util.HashMap;
import java.util.Map;

import org.leandreck.endpoints.annotations.TypeScriptEndpoint;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
@TypeScriptEndpoint
public class TestController {
	@GetMapping(value = "/something", produces = MediaType.APPLICATION_JSON_UTF8_VALUE)
	public A getA() {
		return null;
	}

	public static class A {
		private HashMap<String, A> fieldName;
		public HashMap<String, A> getFieldName() {
			return fieldName;
		}
		public void setFieldName(HashMap<String, A> fieldName) {
			this.fieldName = fieldName;
		}
	}
}

error: Unkown Error occured, please file a Bug https://github.com/leandreck/spring-typescript-services/issues
org.leandreck.endpoints.processor.model.UnkownTypeProcessingException: org.leandreck.endpoints.processor.model.UnkownTypeProcessingException: java.lang.NullPointerException
at org.leandreck.endpoints.processor.model.TypeNodeFactory.initType(TypeNodeFactory.java:205)
at org.leandreck.endpoints.processor.model.TypeNodeFactory.createTypeNode(TypeNodeFactory.java:101)
at org.leandreck.endpoints.processor.model.MethodNodeFactory.defineReturnType(MethodNodeFactory.java:77)
at org.leandreck.endpoints.processor.model.MethodNodeFactory.createMethodNode(MethodNodeFactory.java:65)
at org.leandreck.endpoints.processor.model.EndpointNodeFactory.lambda$defineMethods$1(EndpointNodeFactory.java:77)
at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1382)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151)
at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:418)
at org.leandreck.endpoints.processor.model.EndpointNodeFactory.defineMethods(EndpointNodeFactory.java:79)
at org.leandreck.endpoints.processor.model.EndpointNodeFactory.createEndpointNode(EndpointNodeFactory.java:56)
at org.leandreck.endpoints.processor.TypeScriptEndpointProcessor.processEndpoints(TypeScriptEndpointProcessor.java:122)
at org.leandreck.endpoints.processor.TypeScriptEndpointProcessor.process(TypeScriptEndpointProcessor.java:98)
at com.sun.tools.javac.processing.JavacProcessingEnvironment.callProcessor(JavacProcessingEnvironment.java:794)
at com.sun.tools.javac.processing.JavacProcessingEnvironment.discoverAndRunProcs(JavacProcessingEnvironment.java:705)
at com.sun.tools.javac.processing.JavacProcessingEnvironment.access$1800(JavacProcessingEnvironment.java:91)
at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.run(JavacProcessingEnvironment.java:1035)
at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:1176)
at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1170)
at com.sun.tools.javac.main.JavaCompiler.compile(JavaCompiler.java:856)
at com.sun.tools.javac.main.Main.compile(Main.java:523)
at com.sun.tools.javac.api.JavacTaskImpl.doCall(JavacTaskImpl.java:129)
at com.sun.tools.javac.api.JavacTaskImpl.call(JavacTaskImpl.java:138)
at org.gradle.api.internal.tasks.compile.JdkJavaCompiler.execute(JdkJavaCompiler.java:49)
at org.gradle.api.internal.tasks.compile.JdkJavaCompiler.execute(JdkJavaCompiler.java:36)
at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.delegateAndHandleErrors(NormalizingJavaCompiler.java:99)
at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.execute(NormalizingJavaCompiler.java:52)
at org.gradle.api.internal.tasks.compile.NormalizingJavaCompiler.execute(NormalizingJavaCompiler.java:37)
at org.gradle.api.internal.tasks.compile.CleaningJavaCompilerSupport.execute(CleaningJavaCompilerSupport.java:35)
at org.gradle.api.internal.tasks.compile.CleaningJavaCompilerSupport.execute(CleaningJavaCompilerSupport.java:25)
at org.gradle.api.tasks.compile.JavaCompile.performCompilation(JavaCompile.java:198)
at org.gradle.api.tasks.compile.JavaCompile.compile(JavaCompile.java:183)
at org.gradle.api.tasks.compile.JavaCompile.compile(JavaCompile.java:120)
at sun.reflect.GeneratedMethodAccessor153.invoke(Unknown Source)
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.DefaultTaskClassInfoStore$IncrementalTaskAction.doExecute(DefaultTaskClassInfoStore.java:173)
at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:134)
at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:121)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter$1.run(ExecuteActionsTaskExecuter.java:122)
at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:336)
at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:328)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:197)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:107)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:111)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:92)
at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:70)
at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:63)
at org.gradle.api.internal.tasks.execution.ResolveTaskOutputCachingStateExecuter.execute(ResolveTaskOutputCachingStateExecuter.java:54)
at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58)
at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:88)
at org.gradle.api.internal.tasks.execution.ResolveTaskArtifactStateTaskExecuter.execute(ResolveTaskArtifactStateTaskExecuter.java:52)
at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:52)
at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:54)
at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43)
at org.gradle.api.internal.tasks.execution.CatchExceptionTaskExecuter.execute(CatchExceptionTaskExecuter.java:34)
at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.run(DefaultTaskGraphExecuter.java:248)
at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:336)
at org.gradle.internal.progress.DefaultBuildOperationExecutor$RunnableBuildOperationWorker.execute(DefaultBuildOperationExecutor.java:328)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.execute(DefaultBuildOperationExecutor.java:197)
at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:107)
at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:241)
at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:230)
at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.processTask(DefaultTaskPlanExecutor.java:124)
at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.access$200(DefaultTaskPlanExecutor.java:80)
at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker$1.execute(DefaultTaskPlanExecutor.java:105)
at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker$1.execute(DefaultTaskPlanExecutor.java:99)
at org.gradle.execution.taskgraph.DefaultTaskExecutionPlan.execute(DefaultTaskExecutionPlan.java:625)
at org.gradle.execution.taskgraph.DefaultTaskExecutionPlan.executeWithTask(DefaultTaskExecutionPlan.java:580)
at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor$TaskExecutorWorker.run(DefaultTaskPlanExecutor.java:99)
at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:63)
at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:46)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.gradle.internal.concurrent.ThreadFactoryImpl$ManagedThreadRunnable.run(ThreadFactoryImpl.java:55)
at java.lang.Thread.run(Thread.java:748)
Caused by: org.leandreck.endpoints.processor.model.UnkownTypeProcessingException: java.lang.NullPointerException
at org.leandreck.endpoints.processor.model.TypeNodeFactory.initType(TypeNodeFactory.java:205)
at org.leandreck.endpoints.processor.model.TypeNodeFactory.createTypeNode(TypeNodeFactory.java:133)
at org.leandreck.endpoints.processor.model.TypeNodeFactory.lambda$defineChildren$4(TypeNodeFactory.java:143)
at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:175)
at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1382)
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
at org.leandreck.endpoints.processor.model.TypeNodeFactory.defineChildren(TypeNodeFactory.java:144)
at org.leandreck.endpoints.processor.model.typefactories.SimpleTypeNodeFactory.createTypeNode(SimpleTypeNodeFactory.java:85)
at org.leandreck.endpoints.processor.model.TypeNodeFactory.initType(TypeNodeFactory.java:200)
... 80 more
Caused by: java.lang.NullPointerException
at org.leandreck.endpoints.processor.model.TypeNodeFactory$ProxyNode.getTypeName(TypeNodeFactory.java:301)
at org.leandreck.endpoints.processor.model.TypeNodeFactory$ProxyNode.getTypeName(TypeNodeFactory.java:301)
at org.leandreck.endpoints.processor.model.typefactories.MapTypeNodeFactory.defineNameFromMapType(MapTypeNodeFactory.java:96)
at org.leandreck.endpoints.processor.model.typefactories.MapTypeNodeFactory.lambda$createTypeNode$0(MapTypeNodeFactory.java:70)
at org.leandreck.endpoints.processor.model.typefactories.TypeNodeUtils.defineName(TypeNodeUtils.java:74)
at org.leandreck.endpoints.processor.model.typefactories.MapTypeNodeFactory.createTypeNode(MapTypeNodeFactory.java:70)
at org.leandreck.endpoints.processor.model.TypeNodeFactory.initType(TypeNodeFactory.java:200)
... 95 more
1 error
@mkowalzik mkowalzik added the bug label Mar 11, 2018
@mkowalzik
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No, it is definitely not a JDK issue. It is related to a wrong initialization order (a proxy object for A still waiting for completion of A).

@mkowalzik mkowalzik self-assigned this Mar 11, 2018
@mkowalzik mkowalzik added this to the 0.5.0 milestone Mar 11, 2018
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