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.QueryConfigHandler;
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
*/
public class PositionIncrementsAttributeImpl extends AttributeImpl
implements PositionIncrementsAttribute {
private static final long serialVersionUID = -2804763012793049527L;
private boolean positionIncrementsEnabled = false;
public PositionIncrementsAttributeImpl() {
positionIncrementsEnabled = false; //default in 2.4
}
public void setPositionIncrementsEnabled(boolean positionIncrementsEnabled) {
this.positionIncrementsEnabled = positionIncrementsEnabled;
}
public boolean isPositionIncrementsEnabled() {
return this.positionIncrementsEnabled;
}
@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).positionIncrementsEnabled == this.positionIncrementsEnabled) {
return true;
}
return false;
}
@Override
public int hashCode() {
return this.positionIncrementsEnabled ? -1 : Integer.MAX_VALUE;
}
@Override
public String toString() {
return "<positionIncrements positionIncrementsEnabled="
+ this.positionIncrementsEnabled + "/>";
}
}