Package org.apache.hadoop.hdfs.server.blockmanagement

Class CorruptReplicasMap

java.lang.Object

org.apache.hadoop.hdfs.server.blockmanagement.CorruptReplicasMap

@Private
public class CorruptReplicasMap
extends Object

Stores information about all corrupt blocks in the File System. A Block is considered corrupt only if all of its replicas are corrupt. While reporting replicas of a Block, we hide any corrupt copies. These copies are removed once Block is found to have expected number of good replicas. Mapping: Block -> TreeSet<DatanodeDescriptor>

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	CorruptReplicasMap.Reason	The corruption reason code

Constructor Summary

Constructors

Constructor	Description
CorruptReplicasMap()

Method Summary

Methods inherited from class java.lang.Object

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

Constructor Details

CorruptReplicasMap

public CorruptReplicasMap()