Module org.apache.lucene.core

Package org.apache.lucene.index

Class IndexWriter.AddIndexesMergeSource

java.lang.Object

org.apache.lucene.index.IndexWriter.AddIndexesMergeSource

All Implemented Interfaces:

MergeScheduler.MergeSource

Enclosing class:

IndexWriter

private class IndexWriter.AddIndexesMergeSource
extends Object
implements MergeScheduler.MergeSource

Field Summary

Fields

Modifier and Type	Field	Description
private final Queue<MergePolicy.OneMerge>	pendingAddIndexesMerges
private final IndexWriter	writer

Constructor Summary

Constructors

Constructor	Description
AddIndexesMergeSource(IndexWriter writer)

Method Summary

Modifier and Type	Method	Description
void	abortPendingMerges()
MergePolicy.OneMerge	getNextMerge()	The MergeScheduler calls this method to retrieve the next merge requested by the MergePolicy
boolean	hasPendingMerges()	Expert: returns true if there are merges waiting to be scheduled.
void	merge(MergePolicy.OneMerge merge)	Merges the indicated segments, replacing them in the stack with a single segment.
void	onMergeFinished(MergePolicy.OneMerge merge)	Does finishing for a merge.
void	registerMerge(MergePolicy.OneMerge merge)

Methods inherited from class java.lang.Object

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

Field Details

pendingAddIndexesMerges

private final Queue<MergePolicy.OneMerge> pendingAddIndexesMerges

writer

private final IndexWriter writer

Constructor Details

AddIndexesMergeSource

public AddIndexesMergeSource(IndexWriter writer)

Method Details

registerMerge

public void registerMerge(MergePolicy.OneMerge merge)

getNextMerge

public MergePolicy.OneMerge getNextMerge()

Description copied from interface: MergeScheduler.MergeSource

The MergeScheduler calls this method to retrieve the next merge requested by the MergePolicy

Specified by:

getNextMerge in interface MergeScheduler.MergeSource

onMergeFinished

public void onMergeFinished(MergePolicy.OneMerge merge)

Description copied from interface: MergeScheduler.MergeSource

Does finishing for a merge.

Specified by:

onMergeFinished in interface MergeScheduler.MergeSource

hasPendingMerges

public boolean hasPendingMerges()

Description copied from interface: MergeScheduler.MergeSource

Expert: returns true if there are merges waiting to be scheduled.

Specified by:

hasPendingMerges in interface MergeScheduler.MergeSource

abortPendingMerges

public void abortPendingMerges()
                        throws IOException

Throws:

IOException

merge

public void merge(MergePolicy.OneMerge merge)
           throws IOException

Description copied from interface: MergeScheduler.MergeSource

Merges the indicated segments, replacing them in the stack with a single segment.

Specified by:

merge in interface MergeScheduler.MergeSource

Throws:

IOException