Attila Doroszlai created HDDS-12380:
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Summary: Fix spotbugs warnings in hdds-container-service
Key: HDDS-12380
URL: https://issues.apache.org/jira/browse/HDDS-12380
Project: Apache Ozone
Issue Type: Sub-task
Reporter: Attila Doroszlai
{code}
M B RV: Exceptional return value of java.io.File.mkdirs() ignored in
org.apache.hadoop.ozone.container.common.TestContainerCache.testConcurrentDBGet()
At TestContainerCache.java:[line 147]
M B RV: Exceptional return value of java.io.File.mkdirs() ignored in
org.apache.hadoop.ozone.container.common.TestContainerCache.testContainerCacheEviction()
At TestContainerCache.java:[line 66]
M B RV: Exceptional return value of java.io.File.mkdirs() ignored in
org.apache.hadoop.ozone.container.common.TestContainerCache.testUnderlyingDBzIsClosed()
At TestContainerCache.java:[line 188]
M D REC: Exception is caught when Exception is not thrown in
org.apache.hadoop.ozone.container.common.TestDatanodeStateMachine.lambda$testDatanodeStateMachineWithInvalidConfiguration$2(Map$Entry)
At TestDatanodeStateMachine.java:[line 401]
M B RV: Exceptional return value of java.io.File.delete() ignored in
org.apache.hadoop.ozone.container.common.TestDatanodeStateMachine.testDatanodeStateContext()
At TestDatanodeStateMachine.java:[line 198]
M B RV: Exceptional return value of java.io.File.delete() ignored in
org.apache.hadoop.ozone.container.common.TestDatanodeStateMachine.testDatanodeStateMachineWithIdWriteFail()
At TestDatanodeStateMachine.java:[line 324]
M B RV: Exceptional return value of java.io.File.mkdirs() ignored in
org.apache.hadoop.ozone.container.common.TestDatanodeStateMachine.testDatanodeStateMachineWithIdWriteFail()
At TestDatanodeStateMachine.java:[line 343]
M B RV: Exceptional return value of java.io.File.setReadOnly() ignored in
org.apache.hadoop.ozone.container.common.TestDatanodeStateMachine.testDatanodeStateMachineWithIdWriteFail()
At TestDatanodeStateMachine.java:[line 344]
M B RV: Exceptional return value of java.io.File.mkdirs() ignored in
org.apache.hadoop.ozone.container.common.impl.TestContainerDataYaml.createContainerFile(long,
int) At TestContainerDataYaml.java:[line 73]
M D UC: Useless object stored in variable pathLists of method
org.apache.hadoop.ozone.container.common.impl.TestContainerDeletionChoosingPolicy.testRandomChoosingPolicy(ContainerLayoutVersion)
At TestContainerDeletionChoosingPolicy.java:[line 86]
M D UC: Useless object stored in variable pathLists of method
org.apache.hadoop.ozone.container.common.impl.TestContainerDeletionChoosingPolicy.testTopNOrderedChoosingPolicy(ContainerLayoutVersion)
At TestContainerDeletionChoosingPolicy.java:[line 149]
M D DLS: Dead store to dataDir in
org.apache.hadoop.ozone.container.common.impl.TestContainerPersistence.testWritReadManyChunks(ContainerTestVersionInfo)
At TestContainerPersistence.java:[line 663]
M B RV: Exceptional return value of
java.util.concurrent.ExecutorService.submit(Callable) ignored in
org.apache.hadoop.ozone.container.common.statemachine.TestStateContext.doesNotAwaitWithoutExecute()
At TestStateContext.java:[line 596]
M B RV: Exceptional return value of
java.util.concurrent.ExecutorService.submit(Callable) ignored in
org.apache.hadoop.ozone.container.common.statemachine.TestStateContext.testIsThreadPoolAvailable()
At TestStateContext.java:[line 575]
M B RV: Exceptional return value of java.io.File.mkdirs() ignored in
org.apache.hadoop.ozone.container.common.volume.TestVolumeSet.testVolumeInInconsistentState()
At TestVolumeSet.java:[line 188]
M D NP: Possible null pointer dereference in
org.apache.hadoop.ozone.container.keyvalue.TestTarContainerPacker.writeSingleFile(Path,
String, String) due to return value of called method Method invoked at
TestTarContainerPacker.java:[line 383]
H M Ru:
org.apache.hadoop.ozone.container.ozoneimpl.TestBackgroundContainerDataScanner.testScannerMetricsUnregisters()
explicitly invokes run on a thread (did you mean to start it instead?) At
TestBackgroundContainerDataScanner.java:[line 112]
M D RV: Return value of
org.apache.hadoop.ozone.container.common.volume.StorageVolume.isFailed()
ignored, but method has no side effect At
TestBackgroundContainerDataScanner.java:[line 206]
H M Ru:
org.apache.hadoop.ozone.container.ozoneimpl.TestBackgroundContainerMetadataScanner.testScannerMetricsUnregisters()
explicitly invokes run on a thread (did you mean to start it instead?) At
TestBackgroundContainerMetadataScanner.java:[line 111]
M D RV: Return value of
org.apache.hadoop.ozone.container.common.volume.StorageVolume.isFailed()
ignored, but method has no side effect At
TestBackgroundContainerMetadataScanner.java:[line 184]
{code}
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