org.apache.hadoop.hdfs.protocol
Class LocatedBlock
java.lang.Object
org.apache.hadoop.hdfs.protocol.LocatedBlock
- All Implemented Interfaces:
- org.apache.hadoop.io.Writable
- Direct Known Subclasses:
- BlockRecoveryCommand.RecoveringBlock
@InterfaceAudience.Private
@InterfaceStability.Evolving
public class LocatedBlock
- extends Object
- implements org.apache.hadoop.io.Writable
A LocatedBlock is a pair of Block, DatanodeInfo[]
objects. It tells where to find a Block.
LocatedBlock
public LocatedBlock()
LocatedBlock
public LocatedBlock(Block b,
DatanodeInfo[] locs)
LocatedBlock
public LocatedBlock(Block b,
DatanodeInfo[] locs,
long startOffset)
LocatedBlock
public LocatedBlock(Block b,
DatanodeInfo[] locs,
long startOffset,
boolean corrupt)
getAccessToken
public BlockAccessToken getAccessToken()
setAccessToken
public void setAccessToken(BlockAccessToken token)
getBlock
public Block getBlock()
getLocations
public DatanodeInfo[] getLocations()
getStartOffset
public long getStartOffset()
getBlockSize
public long getBlockSize()
isCorrupt
public boolean isCorrupt()
write
public void write(DataOutput out)
throws IOException
- Specified by:
write
in interface org.apache.hadoop.io.Writable
- Throws:
IOException
readFields
public void readFields(DataInput in)
throws IOException
- Specified by:
readFields
in interface org.apache.hadoop.io.Writable
- Throws:
IOException
read
public static LocatedBlock read(DataInput in)
throws IOException
- Read LocatedBlock from in.
- Throws:
IOException
toString
public String toString()
-
- Overrides:
toString
in class Object
Copyright © 2009 The Apache Software Foundation