java.lang.NullPointerException: null

Google Groups | Liang Chen | 8 months ago
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  1. 0

    LogAnalysis Example failed unit test

    Google Groups | 8 months ago | Liang Chen
    java.lang.NullPointerException: null
  2. 0

    KafkaIngestionAppTest of kafka ingestion guide fails with the following : {code} Running co.cask.cdap.guides.kafka.KafkaIngestionAppTest Tests run: 3, Failures: 0, Errors: 3, Skipped: 0, Time elapsed: 0.569 sec <<< FAILURE! co.cask.cdap.guides.kafka.KafkaIngestionAppTest Time elapsed: 0.567 sec <<< ERROR! java.lang.IllegalStateException: the temporary folder has not yet been created at org.junit.rules.TemporaryFolder.getRoot(TemporaryFolder.java:127) at org.junit.rules.TemporaryFolder.newFolder(TemporaryFolder.java:112) at co.cask.cdap.test.TestBase.initialize(TestBase.java:182) at co.cask.cdap.guides.kafka.KafkaIngestionAppTest.initialize(KafkaIngestionAppTest.java:71) co.cask.cdap.guides.kafka.KafkaIngestionAppTest Time elapsed: 0.569 sec <<< ERROR! java.lang.NullPointerException: null at co.cask.cdap.guides.kafka.KafkaIngestionAppTest.cleanup(KafkaIngestionAppTest.java:89) co.cask.cdap.guides.kafka.KafkaIngestionAppTest Time elapsed: 0.569 sec <<< ERROR! java.lang.NullPointerException: null at co.cask.cdap.test.TestBase.finish(TestBase.java:397) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:33) at org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48) at org.junit.rules.RunRules.evaluate(RunRules.java:20) at org.junit.runners.ParentRunner.run(ParentRunner.java:309) at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264) at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153) at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray2(ReflectionUtils.java:208) at org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:159) at org.apache.maven.surefire.booter.ProviderFactory.invokeProvider(ProviderFactory.java:87) at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153) at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:95) Results : Tests in error: KafkaIngestionAppTest.initialize:71->TestBase.initialize:182 » IllegalState th... KafkaIngestionAppTest.cleanup:89 NullPointer KafkaIngestionAppTest>TestBase.finish:397 » NullPointer Tests run: 3, Failures: 0, Errors: 3, Skipped: 0 [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 32.382 s [INFO] Finished at: 2016-04-29T00:02:19-07:00 [INFO] Final Memory: 53M/291M [INFO] ------------------------------------------------------------------------ {code}

    Cask Community Issue Tracker | 10 months ago | Rohit Sinha
    java.lang.NullPointerException: null

    Root Cause Analysis

    1. java.lang.NullPointerException

      null

      at co.cask.cdap.test.TestBase.finish()
    2. co.cask.cdap
      TestBase.finish
      1. co.cask.cdap.test.TestBase.finish(TestBase.java:396)
      1 frame
    3. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:606)
      4 frames
    4. JUnit
      ParentRunner.run
      1. org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
      2. org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
      3. org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
      4. org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:33)
      5. org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
      6. org.junit.rules.ExternalResource$1.evaluate(ExternalResource.java:48)
      7. org.junit.rules.RunRules.evaluate(RunRules.java:20)
      8. org.junit.runners.ParentRunner.run(ParentRunner.java:309)
      8 frames
    5. JUnit4 Provider
      JUnit4Provider.invoke
      1. org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
      2. org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
      3. org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
      3 frames
    6. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:606)
      4 frames
    7. SureFire
      ForkedBooter.main
      1. org.apache.maven.surefire.util.ReflectionUtils.invokeMethodWithArray2(ReflectionUtils.java:208)
      2. org.apache.maven.surefire.booter.ProviderFactory$ProviderProxy.invoke(ProviderFactory.java:159)
      3. org.apache.maven.surefire.booter.ProviderFactory.invokeProvider(ProviderFactory.java:87)
      4. org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
      5. org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:95)
      5 frames