Uses of Interface
org.apache.hadoop.mapred.JobConfigurable

Packages that use JobConfigurable

org.apache.hadoop.contrib.index.example
org.apache.hadoop.contrib.index.mapred
org.apache.hadoop.contrib.utils.join
org.apache.hadoop.examples	Hadoop example code.
org.apache.hadoop.examples.dancing	This package is a distributed implementation of Knuth's dancing links algorithm that can run under Hadoop.
org.apache.hadoop.examples.terasort	This package consists of 3 map/reduce applications for Hadoop to compete in the annual terabyte sort competition.
org.apache.hadoop.mapred	A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.
org.apache.hadoop.mapred.lib	Library of generally useful mappers, reducers, and partitioners.
org.apache.hadoop.mapred.lib.aggregate	Classes for performing various counting and aggregations.
org.apache.hadoop.mapred.lib.db	org.apache.hadoop.mapred.lib.db Package
org.apache.hadoop.streaming	Hadoop Streaming is a utility which allows users to create and run Map-Reduce jobs with any executables (e.g.

Uses of JobConfigurable in org.apache.hadoop.contrib.index.example

Classes in org.apache.hadoop.contrib.index.example that implement JobConfigurable

class	IdentityLocalAnalysis Identity local analysis maps inputs directly into outputs.
class	LineDocLocalAnalysis Convert LineDocTextAndOp to DocumentAndOp as required by ILocalAnalysis.

Uses of JobConfigurable in org.apache.hadoop.contrib.index.mapred

Subinterfaces of JobConfigurable in org.apache.hadoop.contrib.index.mapred

interface

ILocalAnalysis<K extends WritableComparable,V extends Writable> Application specific local analysis.

Classes in org.apache.hadoop.contrib.index.mapred that implement JobConfigurable

class	IndexUpdateCombiner This combiner combines multiple intermediate forms into one intermediate form.
class	IndexUpdateMapper<K extends WritableComparable,V extends Writable> This class applies local analysis on a key-value pair and then convert the result docid-operation pair to a shard-and-intermediate form pair.
class	IndexUpdatePartitioner This partitioner class puts the values of the same key - in this case the same shard - in the same partition.
class	IndexUpdateReducer This reducer applies to a shard the changes for it.

Uses of JobConfigurable in org.apache.hadoop.contrib.utils.join

Classes in org.apache.hadoop.contrib.utils.join that implement JobConfigurable

class	DataJoinMapperBase This abstract class serves as the base class for the mapper class of a data join job.
class	DataJoinReducerBase This abstract class serves as the base class for the reducer class of a data join job.
class	JobBase A common base implementing some statics collecting mechanisms that are commonly used in a typical map/reduce job.

Uses of JobConfigurable in org.apache.hadoop.examples

Classes in org.apache.hadoop.examples that implement JobConfigurable

static class	MultiFileWordCount.MapClass This Mapper is similar to the one in MultiFileWordCount.MapClass.
static class	PiEstimator.PiMapper Mapper class for Pi estimation.
static class	PiEstimator.PiReducer Reducer class for Pi estimation.
class	SleepJob Dummy class for testing MR framefork.

Uses of JobConfigurable in org.apache.hadoop.examples.dancing

Classes in org.apache.hadoop.examples.dancing that implement JobConfigurable

static class

DistributedPentomino.PentMap Each map takes a line, which represents a prefix move and finds all of the solutions that start with that prefix.

Uses of JobConfigurable in org.apache.hadoop.examples.terasort

Classes in org.apache.hadoop.examples.terasort that implement JobConfigurable

static class

TeraGen.SortGenMapper The Mapper class that given a row number, will generate the appropriate output line.

Uses of JobConfigurable in org.apache.hadoop.mapred

Subinterfaces of JobConfigurable in org.apache.hadoop.mapred

interface	Mapper<K1,V1,K2,V2> Maps input key/value pairs to a set of intermediate key/value pairs.
interface	MapRunnable<K1,V1,K2,V2> Expert: Generic interface for Mappers.
interface	Partitioner<K2,V2> Partitions the key space.
interface	Reducer<K2,V2,K3,V3> Reduces a set of intermediate values which share a key to a smaller set of values.

Classes in org.apache.hadoop.mapred that implement JobConfigurable

class	KeyValueTextInputFormat An InputFormat for plain text files.
class	MapReduceBase Base class for Mapper and Reducer implementations.
class	MapRunner<K1,V1,K2,V2> Default MapRunnable implementation.
class	TextInputFormat An InputFormat for plain text files.

Uses of JobConfigurable in org.apache.hadoop.mapred.lib

Classes in org.apache.hadoop.mapred.lib that implement JobConfigurable

class	BinaryPartitioner<V> Partition BinaryComparable keys using a configurable part of the bytes array returned by BinaryComparable.getBytes().
class	ChainMapper The ChainMapper class allows to use multiple Mapper classes within a single Map task.
class	ChainReducer The ChainReducer class allows to chain multiple Mapper classes after a Reducer within the Reducer task.
class	DelegatingMapper<K1,V1,K2,V2> An Mapper that delegates behaviour of paths to multiple other mappers.
class	FieldSelectionMapReduce<K,V> This class implements a mapper/reducer class that can be used to perform field selections in a manner similar to unix cut.
class	HashPartitioner<K2,V2> Partition keys by their Object.hashCode().
class	IdentityMapper<K,V> Implements the identity function, mapping inputs directly to outputs.
class	IdentityReducer<K,V> Performs no reduction, writing all input values directly to the output.
class	InverseMapper<K,V> A Mapper that swaps keys and values.
class	KeyFieldBasedComparator<K,V> This comparator implementation provides a subset of the features provided by the Unix/GNU Sort.
class	KeyFieldBasedPartitioner<K2,V2> Defines a way to partition keys based on certain key fields (also see KeyFieldBasedComparator.
class	LongSumReducer<K> A Reducer that sums long values.
class	MultithreadedMapRunner<K1,V1,K2,V2> Multithreaded implementation for @link org.apache.hadoop.mapred.MapRunnable.
class	NLineInputFormat NLineInputFormat which splits N lines of input as one split.
class	RegexMapper<K> A Mapper that extracts text matching a regular expression.
class	TokenCountMapper<K> A Mapper that maps text values into pairs.
class	TotalOrderPartitioner<K extends WritableComparable,V> Partitioner effecting a total order by reading split points from an externally generated source.

Uses of JobConfigurable in org.apache.hadoop.mapred.lib.aggregate

Classes in org.apache.hadoop.mapred.lib.aggregate that implement JobConfigurable

class	ValueAggregatorCombiner<K1 extends WritableComparable,V1 extends Writable> This class implements the generic combiner of Aggregate.
class	ValueAggregatorJobBase<K1 extends WritableComparable,V1 extends Writable> This abstract class implements some common functionalities of the the generic mapper, reducer and combiner classes of Aggregate.
class	ValueAggregatorMapper<K1 extends WritableComparable,V1 extends Writable> This class implements the generic mapper of Aggregate.
class	ValueAggregatorReducer<K1 extends WritableComparable,V1 extends Writable> This class implements the generic reducer of Aggregate.

Uses of JobConfigurable in org.apache.hadoop.mapred.lib.db

Classes in org.apache.hadoop.mapred.lib.db that implement JobConfigurable

class

DBInputFormat<T extends DBWritable> A InputFormat that reads input data from an SQL table.

Uses of JobConfigurable in org.apache.hadoop.streaming

Classes in org.apache.hadoop.streaming that implement JobConfigurable

class	PipeCombiner
class	PipeMapper A generic Mapper bridge.
class	PipeMapRunner<K1,V1,K2,V2>
class	PipeReducer A generic Reducer bridge.
class	StreamInputFormat An input format that selects a RecordReader based on a JobConf property.