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.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.PhraseSlopQueryNodeProcessor;
import org.apache.lucene.util.AttributeImpl;
/**
* This attribute is used by {@link PhraseSlopQueryNodeProcessor} processor and
* must be defined in the {@link QueryConfigHandler}. This attribute tells the
* processor what is the default phrase slop when no slop is defined in a
* phrase. <br/>
*
* @see org.apache.lucene.queryParser.standard.config.FuzzyAttribute
*
* @deprecated
*
*/
@Deprecated
public class FuzzyAttributeImpl extends AttributeImpl implements
FuzzyAttribute, ConfigAttribute {
private static final long serialVersionUID = -2104763012527049527L;
private AbstractQueryConfig config;
{
enableBackwards = false;
}
public FuzzyAttributeImpl() {
// empty constructor
}
public void setPrefixLength(int prefixLength) {
getFuzzyConfig().setPrefixLength(prefixLength);
}
public int getPrefixLength() {
return getFuzzyConfig().getPrefixLength();
}
public void setFuzzyMinSimilarity(float minSimilarity) {
getFuzzyConfig().setMinSimilarity(minSimilarity);
}
private FuzzyConfig getFuzzyConfig() {
FuzzyConfig fuzzyConfig = config.get(ConfigurationKeys.FUZZY_CONFIG);
if (fuzzyConfig == null) {
fuzzyConfig = new FuzzyConfig();
config.set(ConfigurationKeys.FUZZY_CONFIG, fuzzyConfig);
}
return fuzzyConfig;
}
public float getFuzzyMinSimilarity() {
return getFuzzyConfig().getMinSimilarity();
}
@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 FuzzyAttributeImpl
&& ((FuzzyAttributeImpl) other).getPrefixLength() == getPrefixLength()) {
return true;
}
return false;
}
@Override
public int hashCode() {
return Integer.valueOf(getPrefixLength()).hashCode();
}
@Override
public String toString() {
FuzzyConfig fuzzyConfig = getFuzzyConfig();
return "<fuzzyAttribute prefixLength=" + fuzzyConfig.getPrefixLength()
+ ",minSimilarity=" + fuzzyConfig.getMinSimilarity() + "/>";
}
public void setQueryConfigHandler(AbstractQueryConfig config) {
this.config = config;
if (!config.has(ConfigurationKeys.FUZZY_CONFIG)) {
config.set(ConfigurationKeys.FUZZY_CONFIG, new FuzzyConfig());
}
}
}