org.apache.hadoop.hive.ql.exec.tez

Class NullMROutput

java.lang.Object

org.apache.tez.runtime.api.AbstractLogicalOutput

org.apache.tez.mapreduce.output.MROutput

org.apache.hadoop.hive.ql.exec.tez.NullMROutput

All Implemented Interfaces:

org.apache.tez.runtime.api.LogicalOutput, org.apache.tez.runtime.api.LogicalOutputFrameworkInterface, org.apache.tez.runtime.api.Output, org.apache.tez.runtime.api.OutputFrameworkInterface

public class NullMROutput
extends org.apache.tez.mapreduce.output.MROutput

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.tez.mapreduce.output.MROutput

org.apache.tez.mapreduce.output.MROutput.MROutputConfigBuilder

Field Summary

Fields inherited from class org.apache.tez.mapreduce.output.MROutput

committer, flushed, jobConf, outputRecordCounter

Constructor Summary

Constructors

Constructor and Description
NullMROutput(org.apache.tez.runtime.api.OutputContext outputContext, int numPhysicalOutputs)

Method Summary

Modifier and Type	Method and Description
void	flush() Call this in the processor before finishing to ensure outputs that outputs have been flushed.
org.apache.tez.runtime.library.api.KeyValueWriter	getWriter() Get a key value write to write Map Reduce compatible output
List<org.apache.tez.runtime.api.Event>	initialize()

Methods inherited from class org.apache.tez.mapreduce.output.MROutput

abort, close, commit, createConfigBuilder, createConfigBuilder, createConfigBuilder, createConfigBuilder, getOutputFileNamePrefix, getOutputName, handleEvents, initCommitter, initializeBase, isCommitRequired, start

Methods inherited from class org.apache.tez.runtime.api.AbstractLogicalOutput

getContext, getNumPhysicalOutputs

Methods inherited from class java.lang.Object

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

Constructor Detail

NullMROutput

public NullMROutput(org.apache.tez.runtime.api.OutputContext outputContext,
                    int numPhysicalOutputs)

Method Detail

initialize

public List<org.apache.tez.runtime.api.Event> initialize()
                                                  throws IOException,
                                                         InterruptedException

Specified by:

initialize in interface org.apache.tez.runtime.api.OutputFrameworkInterface

Overrides:

initialize in class org.apache.tez.mapreduce.output.MROutput

Throws:

IOException

InterruptedException

getWriter

public org.apache.tez.runtime.library.api.KeyValueWriter getWriter()
                                                            throws IOException

Get a key value write to write Map Reduce compatible output

Specified by:

getWriter in interface org.apache.tez.runtime.api.Output

Overrides:

getWriter in class org.apache.tez.mapreduce.output.MROutput

Throws:

IOException

flush

public void flush()
           throws IOException

Call this in the processor before finishing to ensure outputs that outputs have been flushed. Must be called before commit.

Overrides:

flush in class org.apache.tez.mapreduce.output.MROutput

Throws:

IOException