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

Packages that use JobConfigurable
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.hbase.mapred   
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.streaming Hadoop Streaming is a utility which allows users to create and run Map-Reduce jobs with any executables (e.g. 
org.apache.hadoop.tools   
org.apache.hadoop.util Common utilities. 
 

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 PiEstimator.PiMapper
          Mappper class for Pi estimation.
static class PiEstimator.PiReducer
           
 class SleepJob
          Dummy class for testing MR framefork.
static class WordCount.MapClass
          Counts the words in each line.
static class WordCount.Reduce
          A reducer class that just emits the sum of the input values.
 

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.hbase.mapred
 

Classes in org.apache.hadoop.hbase.mapred that implement JobConfigurable
 class GroupingTableMap
          Extract grouping columns from input record
 class IdentityTableMap
          Pass the given key and record as-is to reduce
 class IdentityTableReduce
          Write to table each key, record pair
 class IndexTableReduce
          Construct a Lucene document per row, which is consumed by IndexOutputFormat to build a Lucene index
 class TableInputFormat
          Convert HBase tabular data into a format that is consumable by Map/Reduce
 class TableMap
          Scan an HBase table to sort by a specified sort column.
 class TableReduce
          Write a table, sorting by the input key
 

Uses of JobConfigurable in org.apache.hadoop.mapred
 

Subinterfaces of JobConfigurable in org.apache.hadoop.mapred
 interface Mapper<K1 extends WritableComparable,V1 extends Writable,K2 extends WritableComparable,V2 extends Writable>
          Maps input key/value pairs to a set of intermediate key/value pairs.
 interface MapRunnable<K1 extends WritableComparable,V1 extends Writable,K2 extends WritableComparable,V2 extends Writable>
          Expert: Generic interface for Mappers.
 interface Partitioner<K2 extends WritableComparable,V2 extends Writable>
          Partitions the key space.
 interface Reducer<K2 extends WritableComparable,V2 extends Writable,K3 extends WritableComparable,V3 extends Writable>
          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 extends WritableComparable,V1 extends Writable,K2 extends WritableComparable,V2 extends Writable>
          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 FieldSelectionMapReduce<K extends WritableComparable,V extends Writable>
          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 extends WritableComparable,V2 extends Writable>
          Partition keys by their Object.hashCode().
 class IdentityMapper<K extends WritableComparable,V extends Writable>
          Implements the identity function, mapping inputs directly to outputs.
 class IdentityReducer<K extends WritableComparable,V extends Writable>
          Performs no reduction, writing all input values directly to the output.
 class InverseMapper<K extends WritableComparable,V extends WritableComparable>
          A Mapper that swaps keys and values.
 class KeyFieldBasedPartitioner<K2 extends WritableComparable,V2 extends Writable>
           
 class LongSumReducer<K extends WritableComparable>
          A Reducer that sums long values.
 class MultithreadedMapRunner<K1 extends WritableComparable,V1 extends Writable,K2 extends WritableComparable,V2 extends Writable>
          Multithreaded implementation for @link org.apache.hadoop.mapred.MapRunnable.
 class RegexMapper<K extends WritableComparable>
          A Mapper that extracts text matching a regular expression.
 class TokenCountMapper<K extends WritableComparable>
          A Mapper that maps text values into pairs.
 

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.streaming
 

Classes in org.apache.hadoop.streaming that implement JobConfigurable
 class PipeMapper
          A generic Mapper bridge.
 class PipeReducer
          A generic Reducer bridge.
 class StreamInputFormat
          An input format that selects a RecordReader based on a JobConf property.
 

Uses of JobConfigurable in org.apache.hadoop.tools
 

Classes in org.apache.hadoop.tools that implement JobConfigurable
static class Logalyzer.LogRegexMapper<K extends WritableComparable>
          A Mapper that extracts text matching a regular expression.
 

Uses of JobConfigurable in org.apache.hadoop.util
 

Classes in org.apache.hadoop.util that implement JobConfigurable
static class CopyFiles.FSCopyFilesMapper
          FSCopyFilesMapper: The mapper for copying files between FileSystems.
 



Copyright © 2006 The Apache Software Foundation