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/*******************************************************************************
* Copyright (c) 2012, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.help.internal.search;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.br.BrazilianAnalyzer;
import org.apache.lucene.analysis.cjk.CJKAnalyzer;
import org.apache.lucene.analysis.cz.CzechAnalyzer;
import org.apache.lucene.analysis.de.GermanAnalyzer;
import org.apache.lucene.analysis.el.GreekAnalyzer;
import org.apache.lucene.analysis.fr.FrenchAnalyzer;
import org.apache.lucene.analysis.nl.DutchAnalyzer;
import org.apache.lucene.analysis.ru.RussianAnalyzer;
import org.apache.lucene.util.Version;
import org.eclipse.core.runtime.*;
/**
* A factory responsible for instantiating a lucene {@link Analyzer}.
*/
public class AnalyzerFactory implements IExecutableExtension{
private String locale = null;
public Analyzer create() {
if (locale == null)
return null;
Version version = Version.LUCENE_35;
if ("pt".equals(locale)) //$NON-NLS-1$
return new BrazilianAnalyzer(version);
if ("ja".equals(locale)) //$NON-NLS-1$
return new CJKAnalyzer(version);
if ("ko".equals(locale)) //$NON-NLS-1$
return new CJKAnalyzer(version);
if ("pt".equals(locale)) //$NON-NLS-1$
return new BrazilianAnalyzer(version);
if ("cs".equals(locale)) //$NON-NLS-1$
return new CzechAnalyzer(version);
if ("de".equals(locale)) //$NON-NLS-1$
return new GermanAnalyzer(version);
if ("el".equals(locale)) //$NON-NLS-1$
return new GreekAnalyzer(version);
if ("fr".equals(locale)) //$NON-NLS-1$
return new FrenchAnalyzer(version);
if ("nl".equals(locale)) //$NON-NLS-1$
return new DutchAnalyzer(version);
if ("ru".equals(locale)) //$NON-NLS-1$
return new RussianAnalyzer(version);
//unknown language
return null;
}
@Override
public void setInitializationData(IConfigurationElement config, String propertyName, Object data)
throws CoreException {
if (data instanceof String)
locale = (String)data;
}
}
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