com.xpn.xwiki.plugin.lucene
Class IndexUpdater

java.lang.Object
  com.xpn.xwiki.plugin.lucene.AbstractXWikiRunnable
      com.xpn.xwiki.plugin.lucene.IndexUpdater

All Implemented Interfaces:

java.lang.Runnable, org.xwiki.observation.EventListener

public class IndexUpdater
extends AbstractXWikiRunnable
implements org.xwiki.observation.EventListener

Version:

$Id: $

Field Summary

int	maxQueueSize Soft threshold after which no more documents will be added to the indexing queue.
boolean	needInitialBuild

Constructor Summary

IndexUpdater()

Method Summary

void	add(com.xpn.xwiki.doc.XWikiDocument document, com.xpn.xwiki.doc.XWikiAttachment attachment, com.xpn.xwiki.XWikiContext context)
void	add(com.xpn.xwiki.doc.XWikiDocument document, com.xpn.xwiki.XWikiContext context)
int	addAttachmentsOfDocument(com.xpn.xwiki.doc.XWikiDocument document, com.xpn.xwiki.XWikiContext context)
void	addObject(com.xpn.xwiki.doc.XWikiDocument document, com.xpn.xwiki.XWikiContext context)
void	cleanIndex()
void	doExit()
long	getActiveQueueSize()
java.util.List<org.xwiki.observation.event.Event>	getEvents()
long	getLuceneDocCount()
java.lang.String	getName()
long	getQueueSize()
void	init(java.util.Properties config, LucenePlugin plugin, com.xpn.xwiki.XWikiContext context)
void	onEvent(org.xwiki.observation.event.Event event, java.lang.Object source, java.lang.Object data)
void	run() Main loop.
void	setAnalyzer(org.apache.lucene.analysis.Analyzer analyzer)
void	setIndexDir(java.lang.String indexDir)

Methods inherited from class com.xpn.xwiki.plugin.lucene.AbstractXWikiRunnable

cleanupXWikiContainer, initXWikiContainer

Methods inherited from class java.lang.Object

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

Field Detail

maxQueueSize

public int maxQueueSize

Soft threshold after which no more documents will be added to the indexing queue. When the queue size gets larger than this value, the index rebuilding thread will sleep chuks of IndexRebuilder.retryInterval milliseconds until the queue size will get back bellow this threshold. This does not affect normal indexing through wiki updates.

needInitialBuild

public boolean needInitialBuild

Constructor Detail

IndexUpdater

public IndexUpdater()

Method Detail

doExit

public void doExit()

run

public void run()

Main loop. Polls the queue for documents to be indexed.

Specified by:

run in interface java.lang.Runnable

See Also:

Runnable.run()

setIndexDir

public void setIndexDir(java.lang.String indexDir)

Parameters:

indexDir - The indexDir to set.

setAnalyzer

public void setAnalyzer(org.apache.lucene.analysis.Analyzer analyzer)

Parameters:

analyzer - The analyzer to set.

init

public void init(java.util.Properties config,
                 LucenePlugin plugin,
                 com.xpn.xwiki.XWikiContext context)

cleanIndex

public void cleanIndex()

add

public void add(com.xpn.xwiki.doc.XWikiDocument document,
                com.xpn.xwiki.XWikiContext context)

addObject

public void addObject(com.xpn.xwiki.doc.XWikiDocument document,
                      com.xpn.xwiki.XWikiContext context)

add

public void add(com.xpn.xwiki.doc.XWikiDocument document,
                com.xpn.xwiki.doc.XWikiAttachment attachment,
                com.xpn.xwiki.XWikiContext context)

addAttachmentsOfDocument

public int addAttachmentsOfDocument(com.xpn.xwiki.doc.XWikiDocument document,
                                    com.xpn.xwiki.XWikiContext context)

getName

public java.lang.String getName()

Specified by:

getName in interface org.xwiki.observation.EventListener

getEvents

public java.util.List<org.xwiki.observation.event.Event> getEvents()

Specified by:

getEvents in interface org.xwiki.observation.EventListener

onEvent

public void onEvent(org.xwiki.observation.event.Event event,
                    java.lang.Object source,
                    java.lang.Object data)

Specified by:

onEvent in interface org.xwiki.observation.EventListener

getQueueSize

public long getQueueSize()

Returns:

the number of documents in the queue.

getLuceneDocCount

public long getLuceneDocCount()

Returns:

the number of documents Lucene index writer.

getActiveQueueSize

public long getActiveQueueSize()

Returns:

the number of documents in the second queue gave to Lucene.