Package org.apache.hadoop.hdfs.server.datanode

Class FaultInjectorFileIoEvents

java.lang.Object

org.apache.hadoop.hdfs.server.datanode.FaultInjectorFileIoEvents

@Private
public class FaultInjectorFileIoEvents
extends Object

Injects faults in the metadata and data related operations on datanode volumes.

Constructor Summary

Constructors

Constructor	Description
FaultInjectorFileIoEvents(org.apache.hadoop.conf.Configuration conf)

Method Summary

Modifier and Type	Method	Description
void	beforeFileIo(FsVolumeSpi volume, FileIoProvider.OPERATION op, long len)
void	beforeMetadataOp(FsVolumeSpi volume, FileIoProvider.OPERATION op)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

FaultInjectorFileIoEvents

public FaultInjectorFileIoEvents(@Nullable
 org.apache.hadoop.conf.Configuration conf)

Method Details

beforeMetadataOp

public void beforeMetadataOp(@Nullable
 FsVolumeSpi volume,
 FileIoProvider.OPERATION op)

beforeFileIo

public void beforeFileIo(@Nullable
 FsVolumeSpi volume,
 FileIoProvider.OPERATION op,
 long len)