[MAPREDUCE-3109] NPE exception in the TestClass org.apache.hadoop.yarn.server.resourcemanager.Application

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Cannot Reproduce
• Affects Version/s: 0.23.0
• Fix Version/s: 0.23.0
• Component/s: mrv2
• Labels: test
• Target Version/s: 0.23.0
• Tags: test-case
• Assignee: Devaraj Kavali
• Reporter: Subroto Sanyal
• Created: 27/Sep/11 12:53
• Updated: 15/Nov/11 00:48
• Resolved: 31/Oct/11 04:41

Description

Method List<Container> org.apache.hadoop.yarn.server.resourcemanager.Application.getResources() throws IOException throws NPE.

This is causing TestCases to fail like:
void org.apache.hadoop.yarn.server.resourcemanager.TestResourceManager.testContainerStatusesWillBeStoredInResourceManager() throws Exception with following trace:

java.lang.NullPointerException
	at org.apache.hadoop.yarn.server.resourcemanager.Application.getResources(Application.java:283)
	at org.apache.hadoop.yarn.server.resourcemanager.Application.schedule(Application.java:311)
	at org.apache.hadoop.yarn.server.resourcemanager.TestResourceManager.testContainerStatusesWillBeStoredInResourceManager(TestResourceManager.java:196)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:31)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:76)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:193)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:52)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:191)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:42)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:184)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:236)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:46)
	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)

Devraj,

Can you please take a look into it.