com.asakusafw.runtime.stage

Class StageOutput

java.lang.Object

com.asakusafw.runtime.stage.StageOutput

public class StageOutput
extends Object

Represents a stage output.

Since:

0.1.0

Version:

0.2.5

Constructor Summary

Constructors

Constructor and Description
StageOutput(String name, Class<?> keyClass, Class<?> valueClass, Class<? extends org.apache.hadoop.mapreduce.OutputFormat> formatClass) Creates a new instance without any attributes.
StageOutput(String name, Class<?> keyClass, Class<?> valueClass, Class<? extends org.apache.hadoop.mapreduce.OutputFormat> formatClass, Map<String,String> attributes) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
Map<String,String>	getAttributes() Returns the output attributes.
Class<? extends org.apache.hadoop.mapreduce.OutputFormat<?,?>>	getFormatClass() Returns the output format class for handling this output.
Class<?>	getKeyClass() Returns the key class of this output.
String	getName() Returns the simple name of this output.
Class<?>	getValueClass() Returns the value class of this output.

Methods inherited from class java.lang.Object

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

Constructor Detail

StageOutput

public StageOutput(String name,
                   Class<?> keyClass,
                   Class<?> valueClass,
                   Class<? extends org.apache.hadoop.mapreduce.OutputFormat> formatClass)

Creates a new instance without any attributes.

Parameters:

name - target output name

keyClass - output key type

valueClass - output value type

formatClass - input format class

Throws:

IllegalArgumentException - if some parameters were null

StageOutput

public StageOutput(String name,
                   Class<?> keyClass,
                   Class<?> valueClass,
                   Class<? extends org.apache.hadoop.mapreduce.OutputFormat> formatClass,
                   Map<String,String> attributes)

Creates a new instance.

Parameters:

name - target output name

keyClass - output key type

valueClass - output value type

formatClass - input format class

attributes - input attributes

Throws:

IllegalArgumentException - if some parameters were null

Since:

0.2.5

Method Detail

getName

public String getName()

Returns the simple name of this output.

Returns:

the simple name

getKeyClass

public Class<?> getKeyClass()

Returns the key class of this output.

Returns:

the key class

getValueClass

public Class<?> getValueClass()

Returns the value class of this output.

Returns:

the value class

getFormatClass

public Class<? extends org.apache.hadoop.mapreduce.OutputFormat<?,?>> getFormatClass()

Returns the output format class for handling this output.

Returns:

the output format class

getAttributes

public Map<String,String> getAttributes()

Returns the output attributes.

Returns:

the attributes