org.apache.hadoop.contrib.index.mapred

Interface IIndexUpdater

All Known Implementing Classes:

IndexUpdater

public interface IIndexUpdater

A class implements an index updater interface should create a Map/Reduce job configuration and run the Map/Reduce job to analyze documents and update Lucene instances in parallel.

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.

Method Detail

run

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

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

Parameters:

conf -

inputPaths -

outputPath -

numMapTasks -

shards -

Throws:

java.io.IOException