org.apache.hadoop.contrib.index.mapred

Class IndexUpdater

java.lang.Object

org.apache.hadoop.contrib.index.mapred.IndexUpdater

All Implemented Interfaces:

IIndexUpdater

public class IndexUpdater
extends java.lang.Object
implements IIndexUpdater

An implementation of an index updater interface which creates a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.commons.logging.Log	LOG

Constructor Summary

Constructors

Constructor and Description
IndexUpdater()

Method Summary

Methods

Modifier and Type	Method and Description
void	run(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.fs.Path[] inputPaths, org.apache.hadoop.fs.Path outputPath, int numMapTasks, Shard[] shards) Create a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.

Methods inherited from class java.lang.Object

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

Field Detail

LOG

public static final org.apache.commons.logging.Log LOG

Constructor Detail

IndexUpdater

public IndexUpdater()

Method Detail

run

public void run(org.apache.hadoop.conf.Configuration conf,
       org.apache.hadoop.fs.Path[] inputPaths,
       org.apache.hadoop.fs.Path outputPath,
       int numMapTasks,
       Shard[] shards)
         throws java.io.IOException

Description copied from interface: IIndexUpdater

Create a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.

Specified by:

run in interface IIndexUpdater

Throws:

java.io.IOException