org.compass.core.lucene.engine
Class LuceneSearchEngineInternalSearch

java.lang.Object
  org.compass.core.lucene.engine.LuceneSearchEngineInternalSearch

All Implemented Interfaces:

SearchEngineInternalSearch, LuceneDelegatedClose

public class LuceneSearchEngineInternalSearch
extends Object
implements SearchEngineInternalSearch, LuceneDelegatedClose

A Lucene specific search "internals", allowing for Lucene IndexReader and Searcher access.

Author:

kimchy

Field Summary

protected MultiReader

reader

Constructor Summary

LuceneSearchEngineInternalSearch(MultiSearcher searcher, List indexHolders)
Creates a new instance, with a searcher and index holders which will be used to release when calling close.

Method Summary

void	close() Closes this instance of Lucene search "internals".
IndexReader	getReader() Returns a Lucene IndexReader.
Searcher	getSearcher() Returns a Lucene Searcher.
boolean	isEmpty() Returns true if it represents an empty index scope.

Methods inherited from class java.lang.Object

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

Field Detail

reader

protected MultiReader reader

Constructor Detail

LuceneSearchEngineInternalSearch

public LuceneSearchEngineInternalSearch(MultiSearcher searcher,
                                        List indexHolders)

Creates a new instance, with a searcher and index holders which will be used to release when calling close.

Parameters:

searcher - The searcher, which is also used to construct the reader

indexHolders - Holders to be released when calling close.

Method Detail

isEmpty

public boolean isEmpty()

Returns true if it represents an empty index scope.

getSearcher

public Searcher getSearcher()

Returns a Lucene Searcher.

getReader

public IndexReader getReader()
                      throws SearchEngineException

Returns a Lucene IndexReader.

Throws:

SearchEngineException

close

public void close()
           throws SearchEngineException

Closes this instance of Lucene search "internals". This is an optional operation since Compass will take care of closing it when commit/rollback is called on the transaction.

Specified by:

close in interface LuceneDelegatedClose

Throws:

SearchEngineException