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/*******************************************************************************
* Copyright (c) 2000, 2016 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
* Sopot Cela - Bug 466829
*******************************************************************************/
package org.eclipse.help.internal.search;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.AnalyzerWrapper;
/**
* Smart Analyzer. Chooses underlying implementation based on the field which
* text is analyzed.
*/
public final class SmartAnalyzer extends AnalyzerWrapper {
Analyzer pluggedInAnalyzer;
Analyzer exactAnalyzer;
/**
* Constructor for SmartAnalyzer.
*/
public SmartAnalyzer(String locale, Analyzer pluggedInAnalyzer) {
super(PER_FIELD_REUSE_STRATEGY);
this.pluggedInAnalyzer = pluggedInAnalyzer;
this.exactAnalyzer = new DefaultAnalyzer(locale);
}
@Override
public final Analyzer getWrappedAnalyzer(String fieldName) {
if (fieldName != null && fieldName.startsWith("exact_")) { //$NON-NLS-1$
return exactAnalyzer;
}
return pluggedInAnalyzer;
}
}
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