org.apache.hawq.pxf.plugins.hdfs

Class ChunkWritable

java.lang.Object

org.apache.hawq.pxf.plugins.hdfs.ChunkWritable

All Implemented Interfaces:

org.apache.hadoop.io.Writable

public class ChunkWritable
extends java.lang.Object
implements org.apache.hadoop.io.Writable

Just an output buffer for the ChunkRecordReader. It must extend Writable otherwise it will not fit into the next() interface method

Field Summary

Fields

Modifier and Type	Field and Description
byte[]	box

Constructor Summary

Constructors

Constructor and Description
ChunkWritable()

Method Summary

Modifier and Type	Method and Description
void	readFields(java.io.DataInput in) Deserializes the fields of this object from in.
void	write(java.io.DataOutput out) Serializes 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

Field Detail

box

public byte[] box

Constructor Detail

ChunkWritable

public ChunkWritable()

Method Detail

write

public void write(java.io.DataOutput out)

Serializes the fields of this object to out.

Specified by:

write in interface org.apache.hadoop.io.Writable

Parameters:

out - DataOutput to serialize this object into.

Throws:

java.lang.UnsupportedOperationException - this function is not supported

readFields

public void readFields(java.io.DataInput in)

Deserializes 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 org.apache.hadoop.io.Writable

Parameters:

in - DataInput to deserialize this object from.

Throws:

java.lang.UnsupportedOperationException - this function is not supported