package org.apache.lucene.queryParser.standard.config;
/**
* 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.
*/
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.queryParser.core.config.AbstractQueryConfig;
import org.apache.lucene.queryParser.core.config.ConfigAttribute;
import org.apache.lucene.queryParser.core.config.QueryConfigHandler;
import org.apache.lucene.queryParser.standard.config.StandardQueryConfigHandler.ConfigurationKeys;
import org.apache.lucene.queryParser.standard.processors.AnalyzerQueryNodeProcessor;
import org.apache.lucene.util.AttributeImpl;
/**
* This attribute is used by {@link AnalyzerQueryNodeProcessor} processor and
* must be defined in the {@link QueryConfigHandler}. It provides to this
* processor the {@link Analyzer}, if there is one, which will be used to
* analyze the query terms. <br/>
*
* @see org.apache.lucene.queryParser.standard.config.AnalyzerAttribute
*
* @deprecated
*
*/
@Deprecated
public class AnalyzerAttributeImpl extends AttributeImpl
implements AnalyzerAttribute, ConfigAttribute {
private static final long serialVersionUID = -6804760312723049526L;
private AbstractQueryConfig config;
{ enableBackwards = false; }
public AnalyzerAttributeImpl() {}
public void setAnalyzer(Analyzer analyzer) {
config.set(ConfigurationKeys.ANALYZER, analyzer);
}
public Analyzer getAnalyzer() {
return config.get(ConfigurationKeys.ANALYZER);
}
@Override
public void clear() {
throw new UnsupportedOperationException();
}
@Override
public void copyTo(AttributeImpl target) {
throw new UnsupportedOperationException();
}
@Override
public boolean equals(Object other) {
if (other instanceof AnalyzerAttributeImpl) {
AnalyzerAttributeImpl analyzerAttr = (AnalyzerAttributeImpl) other;
Analyzer otherAnalyzer = analyzerAttr.getAnalyzer();
Analyzer thisAnalyzer = getAnalyzer();
if (otherAnalyzer == thisAnalyzer
|| (thisAnalyzer != null && otherAnalyzer != null && thisAnalyzer
.equals(otherAnalyzer))) {
return true;
}
}
return false;
}
@Override
public int hashCode() {
Analyzer analyzer = getAnalyzer();
return (analyzer == null) ? 0 : analyzer.hashCode();
}
public void setQueryConfigHandler(AbstractQueryConfig config) {
this.config = config;
}
@Override
public String toString() {
return "<analyzerAttribute analyzer='" + getAnalyzer() + "'/>";
}
}