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.AnalyzerQueryNodeProcessor;
import org.apache.lucene.util.AttributeImpl;
/**
* This attribute is used by {@link AnalyzerQueryNodeProcessor} processor and
* must be defined in the {@link QueryConfigHandler}. This attribute tells the
* processor if the position increment is enabled. <br/>
*
* @see org.apache.lucene.queryParser.standard.config.PositionIncrementsAttribute
*
* @deprecated
*
*/
@Deprecated
public class PositionIncrementsAttributeImpl extends AttributeImpl
implements PositionIncrementsAttribute, ConfigAttribute {
private static final long serialVersionUID = -2804763012793049527L;
private AbstractQueryConfig config;
{ enableBackwards = false; }
public PositionIncrementsAttributeImpl() {}
public void setPositionIncrementsEnabled(boolean positionIncrementsEnabled) {
config.set(ConfigurationKeys.ENABLE_POSITION_INCREMENTS, positionIncrementsEnabled);
}
public boolean isPositionIncrementsEnabled() {
return config.get(ConfigurationKeys.ENABLE_POSITION_INCREMENTS, false);
}
@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 PositionIncrementsAttributeImpl
&& ((PositionIncrementsAttributeImpl) other)
.isPositionIncrementsEnabled() == isPositionIncrementsEnabled()) {
return true;
}
return false;
}
@Override
public int hashCode() {
return isPositionIncrementsEnabled() ? -1 : Integer.MAX_VALUE;
}
@Override
public String toString() {
return "<positionIncrements positionIncrementsEnabled="
+ isPositionIncrementsEnabled() + "/>";
}
public void setQueryConfigHandler(AbstractQueryConfig config) {
this.config = config;
if (!config.has(ConfigurationKeys.ENABLE_POSITION_INCREMENTS)) {
config.set(ConfigurationKeys.ENABLE_POSITION_INCREMENTS, false);
}
}
}