org.apache.hadoop.dfs
Class LocatedBlocks

java.lang.Object
  extended by org.apache.hadoop.dfs.LocatedBlocks
All Implemented Interfaces:
Writable

public class LocatedBlocks
extends Object
implements Writable

Collection of blocks with their locations and the file length.


Method Summary
 org.apache.hadoop.dfs.LocatedBlock get(int index)
          Get located block.
 long getFileLength()
           
 List<org.apache.hadoop.dfs.LocatedBlock> getLocatedBlocks()
          Get located blocks.
 int locatedBlockCount()
          Get number of located blocks.
 void readFields(DataInput in)
          Reads the fields of this object from in.
 void write(DataOutput out)
          Writes the fields of this object to out.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Method Detail

getLocatedBlocks

public List<org.apache.hadoop.dfs.LocatedBlock> getLocatedBlocks()
Get located blocks.


get

public org.apache.hadoop.dfs.LocatedBlock get(int index)
Get located block.


locatedBlockCount

public int locatedBlockCount()
Get number of located blocks.


getFileLength

public long getFileLength()

write

public void write(DataOutput out)
           throws IOException
Description copied from interface: Writable
Writes the fields of this object to out.

Specified by:
write in interface Writable
Throws:
IOException

readFields

public void readFields(DataInput in)
                throws IOException
Description copied from interface: Writable
Reads the fields of this object from in. For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Specified by:
readFields in interface Writable
Throws:
IOException


Copyright © 2006 The Apache Software Foundation