/*
* Copyright (c) JForum Team
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* 1) Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* 2) Redistributions in binary form must reproduce the
* above copyright notice, this list of conditions and
* the following disclaimer in the documentation and/or
* other materials provided with the distribution.
* 3) Neither the name of "Rafael Steil" nor
* the names of its contributors may be used to endorse
* or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
* HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
* IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
*
* Created on 24/07/2007 12:23:05
*
* The JForum Project
* http://www.jforum.net
*/
package net.jforum.search;
import java.io.IOException;
import net.jforum.entities.Post;
import net.jforum.exceptions.ForumException;
import net.jforum.util.preferences.ConfigKeys;
import net.jforum.util.preferences.SystemGlobals;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.index.IndexReader;
/**
* @author Rafael Steil
* @version $Id: LuceneManager.java,v 1.16 2007/09/09 22:53:35 rafaelsteil Exp $
*/
public class LuceneManager implements SearchManager
{
private LuceneSearch search;
private LuceneSettings settings;
private LuceneIndexer indexer;
/**
* @see net.jforum.search.SearchManager#init()
*/
public void init()
{
try {
Analyzer analyzer = (Analyzer)Class.forName(SystemGlobals.getValue(
ConfigKeys.LUCENE_ANALYZER)).newInstance();
this.settings = new LuceneSettings(analyzer);
this.settings.useFSDirectory(SystemGlobals.getValue(ConfigKeys.LUCENE_INDEX_WRITE_PATH));
this.removeLockFile();
this.indexer = new LuceneIndexer(this.settings);
this.search = new LuceneSearch(this.settings,
new LuceneContentCollector(this.settings));
this.indexer.watchNewDocuDocumentAdded(this.search);
SystemGlobals.setObjectValue(ConfigKeys.LUCENE_SETTINGS, this.settings);
}
catch (Exception e) {
throw new ForumException(e);
}
}
public LuceneSearch luceneSearch()
{
return this.search;
}
public LuceneIndexer luceneIndexer()
{
return this.indexer;
}
public void removeLockFile()
{
try {
if (IndexReader.isLocked(this.settings.directory())) {
IndexReader.unlock(this.settings.directory());
}
}
catch (IOException e) {
throw new ForumException(e);
}
}
/**
* @see net.jforum.search.SearchManager#create(net.jforum.entities.Post)
*/
public void create(Post post)
{
this.indexer.create(post);
}
/**
* @see net.jforum.search.SearchManager#update(net.jforum.entities.Post)
*/
public void update(Post post)
{
this.indexer.update(post);
}
/**
* @see net.jforum.search.SearchManager#search(net.jforum.search.SearchArgs)
*/
public SearchResult search(SearchArgs args)
{
return this.search.search(args);
}
/**
* @see net.jforum.search.SearchManager#delete(net.jforum.entities.Post)
*/
public void delete(Post p)
{
this.indexer.delete(p);
}
}