org.apache.jena.hadoop.rdf.io.output

Class AbstractNodeTupleOutputFormat<TKey,TValue,T extends AbstractNodeTupleWritable<TValue>>

java.lang.Object

org.apache.hadoop.mapreduce.OutputFormat<K,V>

org.apache.hadoop.mapreduce.lib.output.FileOutputFormat<TKey,T>

org.apache.jena.hadoop.rdf.io.output.AbstractNodeTupleOutputFormat<TKey,TValue,T>

Type Parameters:

TKey - Key type

TValue - Tuple value type

T - Writable node tuple type

Direct Known Subclasses:

AbstractBatchedNodeTupleOutputFormat, AbstractStreamRdfNodeTupleOutputFormat, JsonLDQuadOutputFormat, JsonLDTripleOutputFormat, NQuadsOutputFormat, NTriplesOutputFormat, QuadsOutputFormat, RdfJsonOutputFormat, RdfXmlOutputFormat, TriplesOrQuadsOutputFormat, TriplesOutputFormat

public abstract class AbstractNodeTupleOutputFormat<TKey,TValue,T extends AbstractNodeTupleWritable<TValue>>
extends org.apache.hadoop.mapreduce.lib.output.FileOutputFormat<TKey,T>

An abstract implementation of an output format for line based tuple formats where the key is ignored and only the tuple values will be output

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat

org.apache.hadoop.mapreduce.lib.output.FileOutputFormat.Counter

Field Summary

Fields inherited from class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat

COMPRESS, COMPRESS_CODEC, COMPRESS_TYPE, OUTDIR

Constructor Summary

Constructors

Constructor and Description
AbstractNodeTupleOutputFormat()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.RecordWriter<TKey,T>	getRecordWriter(org.apache.hadoop.mapreduce.TaskAttemptContext context)

Methods inherited from class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat

checkOutputSpecs, getCompressOutput, getDefaultWorkFile, getOutputCommitter, getOutputCompressorClass, getOutputPath, getPathForWorkFile, getUniqueFile, getWorkOutputPath, setCompressOutput, setOutputCompressorClass, setOutputPath

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractNodeTupleOutputFormat

public AbstractNodeTupleOutputFormat()

Method Detail

getRecordWriter

public org.apache.hadoop.mapreduce.RecordWriter<TKey,T> getRecordWriter(org.apache.hadoop.mapreduce.TaskAttemptContext context)
                                                                 throws IOException

Specified by:

getRecordWriter in class org.apache.hadoop.mapreduce.lib.output.FileOutputFormat<TKey,T extends AbstractNodeTupleWritable<TValue>>

Throws:

IOException