com.thinkaurelius.titan.hadoop.compat.h1

Class MemoryMapper.MemoryMapContext

java.lang.Object

org.apache.hadoop.mapreduce.JobContext

org.apache.hadoop.mapreduce.TaskAttemptContext

org.apache.hadoop.mapreduce.TaskInputOutputContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT>

org.apache.hadoop.mapreduce.MapContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT>

org.apache.hadoop.mapreduce.Mapper.Context

com.thinkaurelius.titan.hadoop.compat.h1.MemoryMapper.MemoryMapContext

All Implemented Interfaces:

org.apache.hadoop.util.Progressable

Enclosing class:

MemoryMapper<A,B,C,D>

public class MemoryMapper.MemoryMapContext
extends org.apache.hadoop.mapreduce.Mapper.Context

Field Summary

Fields inherited from class org.apache.hadoop.mapreduce.JobContext

CACHE_ARCHIVES_VISIBILITIES, CACHE_FILE_VISIBILITIES, COMBINE_CLASS_ATTR, conf, credentials, INPUT_FORMAT_CLASS_ATTR, JOB_ACL_MODIFY_JOB, JOB_ACL_VIEW_JOB, JOB_CANCEL_DELEGATION_TOKEN, JOB_NAMENODES, MAP_CLASS_ATTR, OUTPUT_FORMAT_CLASS_ATTR, PARTITIONER_CLASS_ATTR, REDUCE_CLASS_ATTR, ugi, USER_LOG_RETAIN_HOURS

Constructor Summary

Constructors

Constructor and Description
MemoryMapContext(org.apache.hadoop.mapreduce.Mapper.Context context)

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.conf.Configuration	getConfiguration()
org.apache.hadoop.mapreduce.Counter	getCounter(Enum counterName)
org.apache.hadoop.mapreduce.Counter	getCounter(String groupName, String counterName)
org.apache.hadoop.io.Writable	getCurrentKey()
org.apache.hadoop.io.Writable	getCurrentValue()
boolean	nextKeyValue()
void	setContext(org.apache.hadoop.mapreduce.Mapper.Context context)
void	stageConfiguration(int step)
void	write(Object key, Object value)

Methods inherited from class org.apache.hadoop.mapreduce.MapContext

getInputSplit

Methods inherited from class org.apache.hadoop.mapreduce.TaskInputOutputContext

getOutputCommitter, getProgress, progress, setStatus

Methods inherited from class org.apache.hadoop.mapreduce.TaskAttemptContext

getStatus, getTaskAttemptID

Methods inherited from class org.apache.hadoop.mapreduce.JobContext

getCombinerClass, getCredentials, getGroupingComparator, getInputFormatClass, getJar, getJobID, getJobName, getMapOutputKeyClass, getMapOutputValueClass, getMapperClass, getNumReduceTasks, getOutputFormatClass, getOutputKeyClass, getOutputValueClass, getPartitionerClass, getReducerClass, getSortComparator, getWorkingDirectory

Methods inherited from class java.lang.Object

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

Constructor Detail

MemoryMapContext

public MemoryMapContext(org.apache.hadoop.mapreduce.Mapper.Context context)
                 throws IOException,
                        InterruptedException

Throws:

IOException

InterruptedException

Method Detail

write

public void write(Object key,
                  Object value)
           throws IOException,
                  InterruptedException

Overrides:

write in class org.apache.hadoop.mapreduce.TaskInputOutputContext

Throws:

IOException

InterruptedException

getCurrentKey

public org.apache.hadoop.io.Writable getCurrentKey()

Overrides:

getCurrentKey in class org.apache.hadoop.mapreduce.MapContext

getCurrentValue

public org.apache.hadoop.io.Writable getCurrentValue()

Overrides:

getCurrentValue in class org.apache.hadoop.mapreduce.MapContext

nextKeyValue

public boolean nextKeyValue()

Overrides:

nextKeyValue in class org.apache.hadoop.mapreduce.MapContext

getCounter

public org.apache.hadoop.mapreduce.Counter getCounter(String groupName,
                                                      String counterName)

Overrides:

getCounter in class org.apache.hadoop.mapreduce.TaskInputOutputContext

getCounter

public org.apache.hadoop.mapreduce.Counter getCounter(Enum counterName)

Overrides:

getCounter in class org.apache.hadoop.mapreduce.TaskInputOutputContext

getConfiguration

public org.apache.hadoop.conf.Configuration getConfiguration()

Overrides:

getConfiguration in class org.apache.hadoop.mapreduce.JobContext

setContext

public void setContext(org.apache.hadoop.mapreduce.Mapper.Context context)

stageConfiguration

public void stageConfiguration(int step)