org.apache.lucene.index

Class SerialMergeScheduler

java.lang.Object

org.apache.lucene.index.MergeScheduler

org.apache.lucene.index.SerialMergeScheduler

All Implemented Interfaces:

Closeable, AutoCloseable

public class SerialMergeScheduler
extends MergeScheduler

A MergeScheduler that simply does each merge sequentially, using the current thread.

Field Summary

Fields inherited from class org.apache.lucene.index.MergeScheduler

infoStream

Constructor Summary

Constructors

Constructor and Description
SerialMergeScheduler() Sole constructor.

Method Summary

Modifier and Type	Method and Description
void	close() Close this MergeScheduler.
void	merge(IndexWriter writer, MergeTrigger trigger, boolean newMergesFound) Just do the merges in sequence.

Methods inherited from class org.apache.lucene.index.MergeScheduler

message, verbose, wrapForMerge

Methods inherited from class java.lang.Object

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

Constructor Detail

SerialMergeScheduler

public SerialMergeScheduler()

Sole constructor.

Method Detail

merge

public void merge(IndexWriter writer,
                  MergeTrigger trigger,
                  boolean newMergesFound)
           throws IOException

Just do the merges in sequence. We do this "synchronized" so that even if the application is using multiple threads, only one merge may run at a time.

Specified by:

merge in class MergeScheduler

Parameters:

writer - the IndexWriter to obtain the merges from.

trigger - the MergeTrigger that caused this merge to happen

newMergesFound - true iff any new merges were found by the caller otherwise false

Throws:

IOException

close

public void close()

Description copied from class: MergeScheduler

Close this MergeScheduler.

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Specified by:

close in class MergeScheduler