Package org.apache.flink.api.java.hadoop.mapreduce

Class HadoopOutputFormat<K,V>

java.lang.Object

org.apache.flink.api.common.io.RichOutputFormat<T>

org.apache.flink.api.java.hadoop.common.HadoopOutputFormatCommonBase<T>

org.apache.flink.api.java.hadoop.mapreduce.HadoopOutputFormatBase<K,V,Tuple2<K,V>>

org.apache.flink.api.java.hadoop.mapreduce.HadoopOutputFormat<K,V>

Type Parameters:

K - Key Type

V - Value Type

All Implemented Interfaces:

Serializable, FinalizeOnMaster, OutputFormat<Tuple2<K,V>>

@Public
public class HadoopOutputFormat<K,V>
extends HadoopOutputFormatBase<K,V,Tuple2<K,V>>

OutputFormat implementation allowing to use Hadoop (mapreduce) OutputFormats with Flink.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.api.common.io.FinalizeOnMaster

FinalizeOnMaster.FinalizationContext

Nested classes/interfaces inherited from interface org.apache.flink.api.common.io.OutputFormat

OutputFormat.InitializationContext

Field Summary

Fields inherited from class org.apache.flink.api.java.hadoop.mapreduce.HadoopOutputFormatBase

CLOSE_MUTEX, configuration, CONFIGURE_MUTEX, context, mapreduceOutputFormat, OPEN_MUTEX, outputCommitter, recordWriter, taskNumber

Fields inherited from class org.apache.flink.api.java.hadoop.common.HadoopOutputFormatCommonBase

credentials

Constructor Summary

Constructors

Constructor	Description
HadoopOutputFormat(org.apache.hadoop.mapreduce.OutputFormat<K,V> mapreduceOutputFormat, org.apache.hadoop.mapreduce.Job job)

Method Summary

Modifier and Type	Method	Description
void	writeRecord(Tuple2<K,V> record)	Adds a record to the output.

Methods inherited from class org.apache.flink.api.java.hadoop.mapreduce.HadoopOutputFormatBase

close, configure, finalizeGlobal, getConfiguration, open

Methods inherited from class org.apache.flink.api.java.hadoop.common.HadoopOutputFormatCommonBase

read, write

Methods inherited from class org.apache.flink.api.common.io.RichOutputFormat

getRuntimeContext, setRuntimeContext

Methods inherited from class java.lang.Object

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

Constructor Detail

HadoopOutputFormat

public HadoopOutputFormat(org.apache.hadoop.mapreduce.OutputFormat<K,V> mapreduceOutputFormat,
                          org.apache.hadoop.mapreduce.Job job)

Method Detail

writeRecord

public void writeRecord(Tuple2<K,V> record)
                 throws IOException

Description copied from interface: OutputFormat

Adds a record to the output.

When this method is called, the output format it guaranteed to be opened.

Parameters:

record - The records to add to the output.

Throws:

IOException - Thrown, if the records could not be added due to an I/O problem.