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Core of the Object/Lucene mapper, query engine and index management

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/*
 * Hibernate Search, full-text search for your domain model
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later
 * See the lgpl.txt file in the root directory or .
 */
package org.hibernate.search.analyzer.impl;

/**
 * A reference to a {@code RemoteAnalyzer}.
 *
 * @author Davide D'Alto
 * @author Guillaume Smet
 */
public final class RemoteAnalyzerReference implements AnalyzerReference {

	public static final RemoteAnalyzerReference DEFAULT = new RemoteAnalyzerReference( new LazyRemoteAnalyzer( "default" ) );
	public static final RemoteAnalyzerReference PASS_THROUGH = new RemoteAnalyzerReference( new LazyRemoteAnalyzer( "keyword" ) );

	private RemoteAnalyzer analyzer;

	public RemoteAnalyzerReference(RemoteAnalyzer analyzer) {
		this.analyzer = analyzer;
	}

	public RemoteAnalyzer getAnalyzer() {
		return analyzer;
	}

	@Override
	public void close() {
		if ( analyzer != null ) {
			analyzer.close();
		}
	}

	@Override
	public  boolean is(Class analyzerType) {
		return RemoteAnalyzerReference.class.isAssignableFrom( analyzerType );
	}

	@Override
	@SuppressWarnings("unchecked")
	public  T unwrap(Class analyzerType) {
		return (T) this;
	}

	@Override
	public String toString() {
		StringBuilder sb = new StringBuilder();
		sb.append( getClass().getSimpleName() );
		sb.append( "<" );
		if ( analyzer != null ) {
			sb.append( analyzer );
		}
		sb.append( ">" );
		return sb.toString();
	}
}