Package org.apache.orc.mapreduce

Class OrcOutputFormat<V extends Writable>

java.lang.Object

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

org.apache.hadoop.mapreduce.lib.output.FileOutputFormat<NullWritable,V>

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

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

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

Nested Class Summary

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

FileOutputFormat.Counter

Field Summary

Fields

Modifier and Type	Field	Description
static final String	SKIP_TEMP_DIRECTORY

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

BASE_OUTPUT_NAME, COMPRESS, COMPRESS_CODEC, COMPRESS_TYPE, OUTDIR, PART

Constructor Summary

Constructors

Constructor	Description
OrcOutputFormat()

Method Summary

Modifier and Type	Method	Description
Path	getDefaultWorkFile(TaskAttemptContext context, String extension)
RecordWriter<NullWritable,V>	getRecordWriter(TaskAttemptContext taskAttemptContext)

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

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

Methods inherited from class java.lang.Object

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

Field Details

SKIP_TEMP_DIRECTORY

public static final String SKIP_TEMP_DIRECTORY

See Also:

• Constant Field Values

Constructor Details

OrcOutputFormat

public OrcOutputFormat()

Method Details

getRecordWriter

public RecordWriter<NullWritable,V> getRecordWriter(TaskAttemptContext taskAttemptContext)
                                             throws IOException

Specified by:

getRecordWriter in class FileOutputFormat<NullWritable,V extends Writable>

Throws:

IOException

getDefaultWorkFile

public Path getDefaultWorkFile(TaskAttemptContext context,
 String extension)
                        throws IOException

Overrides:

getDefaultWorkFile in class FileOutputFormat<NullWritable,V extends Writable>

Throws:

IOException