/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.solr.analysis;
import java.util.Map;
import org.apache.lucene.analysis.TokenStream;
import org.apache.solr.common.SolrException;
/**
* Factory for {@link TrimFilter}.
* <pre class="prettyprint" >
* <fieldType name="text_trm" class="solr.TextField" positionIncrementGap="100">
* <analyzer>
* <tokenizer class="solr.NGramTokenizerFactory"/>
* <filter class="solr.TrimFilterFactory" updateOffsets="false"/>
* </analyzer>
* </fieldType></pre>
* @version $Id$
* @see TrimFilter
*/
public class TrimFilterFactory extends BaseTokenFilterFactory {
protected boolean updateOffsets = false;
@Override
public void init(Map<String,String> args) {
super.init( args );
String v = args.get( "updateOffsets" );
if( v != null ) {
try {
updateOffsets = Boolean.valueOf( v );
}
catch( Exception ex ) {
throw new SolrException( SolrException.ErrorCode.BAD_REQUEST, "Error reading updateOffsets value. Must be true or false.", ex );
}
}
}
public TrimFilter create(TokenStream input) {
return new TrimFilter(input, updateOffsets);
}
}