A C D G H I J L M N O R S T

A

add(Object) - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator

add(Object) - Method in interface org.apache.hadoop.contrib.utils.join.ResetableIterator

addDoubleValue(Object, double) - Method in class org.apache.hadoop.contrib.utils.join.JobBase

Increment the given counter by the given incremental value If the counter does not exist, one is created with value 0.

addLongValue(Object, long) - Method in class org.apache.hadoop.contrib.utils.join.JobBase

Increment the given counter by the given incremental value If the counter does not exist, one is created with value 0.

ArrayListBackedIterator - Class in org.apache.hadoop.contrib.utils.join

This class provides an implementation of ResetableIterator.

ArrayListBackedIterator() - Constructor for class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator

ArrayListBackedIterator(ArrayList<Object>) - Constructor for class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator

C

clone(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput

close() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator

close() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

close() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

close() - Method in interface org.apache.hadoop.contrib.utils.join.ResetableIterator

collect(Object, TaggedMapOutput, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

The subclass can overwrite this method to perform additional filtering and/or other processing logic before a value is collected.

collected - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

combine(Object[], Object[]) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

configure(JobConf) - Method in class org.apache.hadoop.contrib.utils.join.JobBase

Initializes a new instance from a JobConf.

createDataJoinJob(String[]) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob

createResetableIterator() - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

The subclass can provide a different implementation on ResetableIterator.

D

DataJoinJob - Class in org.apache.hadoop.contrib.utils.join

This class implements the main function for creating a map/reduce job to join data of different sources.

DataJoinJob() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinJob

DataJoinMapperBase - Class in org.apache.hadoop.contrib.utils.join

This abstract class serves as the base class for the mapper class of a data join job.

DataJoinMapperBase() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

DataJoinReducerBase - Class in org.apache.hadoop.contrib.utils.join

This abstract class serves as the base class for the reducer class of a data join job.

DataJoinReducerBase() - Constructor for class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

G

generateGroupKey(TaggedMapOutput) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

Generate a map output key.

generateInputTag(String) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

Determine the source tag based on the input file name.

generateTaggedMapOutput(Object) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

Generate a tagged map output value.

getClassByName(String) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob

getData() - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput

getDoubleValue(Object) - Method in class org.apache.hadoop.contrib.utils.join.JobBase

getLongValue(Object) - Method in class org.apache.hadoop.contrib.utils.join.JobBase

getReport() - Method in class org.apache.hadoop.contrib.utils.join.JobBase

log the counters

getTag() - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput

H

hasNext() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator

I

inputFile - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

inputTag - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

J

job - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

job - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

JobBase - Class in org.apache.hadoop.contrib.utils.join

A common base implementing some statics collecting mechanisms that are commonly used in a typical map/reduce job.

JobBase() - Constructor for class org.apache.hadoop.contrib.utils.join.JobBase

L

largestNumOfValues - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

LOG - Static variable in class org.apache.hadoop.contrib.utils.join.JobBase

M

main(String[]) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob

map(Object, Object, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

map(Object, Object, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

N

next() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator

NUM_OF_VALUES_FIELD - Static variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

numOfValues - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

O

org.apache.hadoop.contrib.utils.join - package org.apache.hadoop.contrib.utils.join

R

reduce(Object, Iterator, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

reduce(Object, Iterator, OutputCollector, Reporter) - Method in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

remove() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator

report() - Method in class org.apache.hadoop.contrib.utils.join.JobBase

log the counters

reporter - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinMapperBase

reporter - Variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

reset() - Method in class org.apache.hadoop.contrib.utils.join.ArrayListBackedIterator

reset() - Method in interface org.apache.hadoop.contrib.utils.join.ResetableIterator

ResetableIterator - Interface in org.apache.hadoop.contrib.utils.join

This defines an iterator interface that will help the reducer class re-group its input by source tags.

runJob(JobConf) - Static method in class org.apache.hadoop.contrib.utils.join.DataJoinJob

Submit/run a map/reduce job.

S

setDoubleValue(Object, double) - Method in class org.apache.hadoop.contrib.utils.join.JobBase

Set the given counter to the given value

setLongValue(Object, long) - Method in class org.apache.hadoop.contrib.utils.join.JobBase

Set the given counter to the given value

setTag(Text) - Method in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput

SOURCE_TAGS_FIELD - Static variable in class org.apache.hadoop.contrib.utils.join.DataJoinReducerBase

T

tag - Variable in class org.apache.hadoop.contrib.utils.join.TaggedMapOutput

TaggedMapOutput - Class in org.apache.hadoop.contrib.utils.join

This abstract class serves as the base class for the values that flow from the mappers to the reducers in a data join job.

TaggedMapOutput() - Constructor for class org.apache.hadoop.contrib.utils.join.TaggedMapOutput

A C D G H I J L M N O R S T