Package org.apache.orc.mapred

Class OrcOutputFormat<V extends Writable>

java.lang.Object

org.apache.hadoop.mapred.FileOutputFormat<NullWritable,V>

org.apache.orc.mapred.OrcOutputFormat<V>

All Implemented Interfaces:

OutputFormat<NullWritable,V>

public class OrcOutputFormat<V extends Writable>
extends FileOutputFormat<NullWritable,V>

An ORC output format that satisfies the org.apache.hadoop.mapred API.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapred.FileOutputFormat

FileOutputFormat.Counter

Constructor Summary

Constructors

Constructor	Description
OrcOutputFormat()

Method Summary

Modifier and Type	Method	Description
static OrcFile.WriterOptions	buildOptions(Configuration conf)	This function builds the options for the ORC Writer based on the JobConf.
RecordWriter<NullWritable,V>	getRecordWriter(FileSystem fileSystem, JobConf conf, String name, Progressable progressable)

Methods inherited from class org.apache.hadoop.mapred.FileOutputFormat

checkOutputSpecs, getCompressOutput, getOutputCompressorClass, getOutputPath, getPathForCustomFile, getTaskOutputPath, getUniqueName, getWorkOutputPath, setCompressOutput, setOutputCompressorClass, setOutputPath, setWorkOutputPath

Methods inherited from class java.lang.Object

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

Constructor Details

OrcOutputFormat

public OrcOutputFormat()

Method Details

buildOptions

public static OrcFile.WriterOptions buildOptions(Configuration conf)

This function builds the options for the ORC Writer based on the JobConf.

Parameters:

conf - the job configuration

Returns:

a new options object

getRecordWriter

public RecordWriter<NullWritable,V> getRecordWriter(FileSystem fileSystem,
 JobConf conf,
 String name,
 Progressable progressable)
                                             throws IOException

Specified by:

getRecordWriter in interface OutputFormat<NullWritable,V extends Writable>

Specified by:

getRecordWriter in class FileOutputFormat<NullWritable,V extends Writable>

Throws:

IOException