java.lang.reflect.InvocationTargetException

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Root Cause Analysis

  1. java.lang.ClassCastException

    RandomJavaTesting$Animal cannot be cast to RandomJavaTesting$Cat

    at RandomJavaTesting$CatManager.callAdd()
  2. Unknown
    RandomJavaTesting$AnimalManager.add
    1. RandomJavaTesting$CatManager.callAdd(RandomJavaTesting.java:28)
    2. RandomJavaTesting$AnimalManager.add(RandomJavaTesting.java:20)
    2 frames
  3. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    4. java.lang.reflect.Method.invoke(Method.java:498)
    4 frames
  4. Unknown
    RandomJavaTesting.callingGenericMethodWithSubClassType
    1. RandomJavaTesting.callingGenericMethodWithSubClassType(RandomJavaTesting.java:44)
    1 frame
  5. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    4. java.lang.reflect.Method.invoke(Method.java:498)
    4 frames
  6. JUnit
    JUnitCore.run
    1. org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
    2. org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
    3. org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
    4. org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
    5. org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
    6. org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
    7. org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
    8. org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
    9. org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
    10. org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
    11. org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
    12. org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
    13. org.junit.runners.ParentRunner.run(ParentRunner.java:363)
    14. org.junit.runner.JUnitCore.run(JUnitCore.java:137)
    14 frames
  7. IntelliJ junit4 module
    JUnit4IdeaTestRunner.startRunnerWithArgs
    1. com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:117)
    2. com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:42)
    2 frames
  8. IDEA
    JUnitStarter.main
    1. com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:262)
    2. com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:84)
    2 frames
  9. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    4. java.lang.reflect.Method.invoke(Method.java:498)
    4 frames
  10. IDEA
    AppMain.main
    1. com.intellij.rt.execution.application.AppMain.main(AppMain.java:147)
    1 frame