org.apache.hadoop.streaming.io

Class TextInputWriter

java.lang.Object

org.apache.hadoop.streaming.io.InputWriter<Object,Object>

org.apache.hadoop.streaming.io.TextInputWriter

Direct Known Subclasses:

KeyOnlyTextInputWriter

public class TextInputWriter
extends InputWriter<Object,Object>

InputWriter that writes the client's input as text.

Field Summary

Fields

Modifier and Type	Field and Description
protected DataOutput	clientOut

Constructor Summary

Constructors

Constructor and Description
TextInputWriter()

Method Summary

Modifier and Type	Method and Description
void	initialize(PipeMapRed pipeMapRed) Initializes the InputWriter.
void	writeKey(Object key) Writes an input key.
protected void	writeUTF8(Object object)
void	writeValue(Object value) Writes an input value.

Methods inherited from class java.lang.Object

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

Field Detail

clientOut

protected DataOutput clientOut

Constructor Detail

TextInputWriter

public TextInputWriter()

Method Detail

initialize

public void initialize(PipeMapRed pipeMapRed)
                throws IOException

Description copied from class: InputWriter

Initializes the InputWriter. This method has to be called before calling any of the other methods.

Overrides:

initialize in class InputWriter<Object,Object>

Throws:

IOException

writeKey

public void writeKey(Object key)
              throws IOException

Description copied from class: InputWriter

Writes an input key.

Specified by:

writeKey in class InputWriter<Object,Object>

Throws:

IOException

writeValue

public void writeValue(Object value)
                throws IOException

Description copied from class: InputWriter

Writes an input value.

Specified by:

writeValue in class InputWriter<Object,Object>

Throws:

IOException

writeUTF8

protected void writeUTF8(Object object)
                  throws IOException

Throws:

IOException