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* this work for additional information regarding copyright
* ownership. Elasticsearch 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
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* specific language governing permissions and limitations
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package org.elasticsearch.index.analysis.compound;
import org.apache.lucene.analysis.CharArraySet;
import org.apache.lucene.analysis.compound.CompoundWordTokenFilterBase;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.env.Environment;
import org.elasticsearch.index.IndexSettings;
import org.elasticsearch.index.analysis.AbstractTokenFilterFactory;
import org.elasticsearch.index.analysis.Analysis;
/**
* Contains the common configuration settings between subclasses of this class.
*/
public abstract class AbstractCompoundWordTokenFilterFactory extends AbstractTokenFilterFactory {
protected final int minWordSize;
protected final int minSubwordSize;
protected final int maxSubwordSize;
protected final boolean onlyLongestMatch;
protected final CharArraySet wordList;
public AbstractCompoundWordTokenFilterFactory(IndexSettings indexSettings, Environment env, String name, Settings settings) {
super(indexSettings, name, settings);
minWordSize = settings.getAsInt("min_word_size", CompoundWordTokenFilterBase.DEFAULT_MIN_WORD_SIZE);
minSubwordSize = settings.getAsInt("min_subword_size", CompoundWordTokenFilterBase.DEFAULT_MIN_SUBWORD_SIZE);
maxSubwordSize = settings.getAsInt("max_subword_size", CompoundWordTokenFilterBase.DEFAULT_MAX_SUBWORD_SIZE);
onlyLongestMatch = settings
.getAsBooleanLenientForPreEs6Indices(indexSettings.getIndexVersionCreated(), "only_longest_match", false, deprecationLogger);
wordList = Analysis.getWordSet(env, indexSettings.getIndexVersionCreated(), settings, "word_list");
if (wordList == null) {
throw new IllegalArgumentException("word_list must be provided for [" + name + "], either as a path to a file, or directly");
}
}
}