package org.apache.lucene.queryParser.standard.nodes;
/**
* 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 java.text.Collator;
import org.apache.lucene.queryParser.core.nodes.FieldQueryNode;
import org.apache.lucene.queryParser.core.nodes.ParametricQueryNode;
import org.apache.lucene.queryParser.core.nodes.ParametricQueryNode.CompareOperator;
import org.apache.lucene.queryParser.standard.config.StandardQueryConfigHandler.ConfigurationKeys;
import org.apache.lucene.queryParser.standard.processors.ParametricRangeQueryNodeProcessor;
/**
* This query node represents a range query. It also holds which collator will
* be used by the range query and if the constant score rewrite is enabled. <br/>
*
* @see ParametricRangeQueryNodeProcessor
* @see ConfigurationKeys#RANGE_COLLATOR
* @see org.apache.lucene.search.TermRangeQuery
*
* @deprecated this class will be removed in future, {@link TermRangeQueryNode} should
* be used instead
*/
@Deprecated
public class RangeQueryNode extends TermRangeQueryNode {
private static final long serialVersionUID = 7400866652044314657L;
private Collator collator;
/**
* @param lower
* @param upper
*/
public RangeQueryNode(ParametricQueryNode lower, ParametricQueryNode upper,
Collator collator) {
super(lower, upper, lower.getOperator() == CompareOperator.LE, upper
.getOperator() == CompareOperator.GE);
this.collator = collator;
}
@Override
public ParametricQueryNode getLowerBound() {
return (ParametricQueryNode) super.getLowerBound();
}
@Override
public ParametricQueryNode getUpperBound() {
return (ParametricQueryNode) super.getUpperBound();
}
/**
* Sets lower and upper bounds. The method signature expects
* {@link FieldQueryNode} objects as lower and upper, however,
* an {@link IllegalArgumentException} will be thrown at runtime
* if a non {@link ParametricQueryNode} is passed as lower and upper.
*
* @param lower a {@link ParametricQueryNode} object
* @param upper a {@link ParametricQueryNode} object
* @param lowerInclusive <code>true</code> if lower bound is inclusive, otherwise, <code>false</code>
* @param upperInclusive <code>true</code> if upper bound is inclusive, otherwise, <code>false</code>
*
* @throws IllegalArgumentException if lower or upper are not instance of {@link ParametricQueryNode}
*
* @see AbstractRangeQueryNode#setBounds
*/
@Override
public void setBounds(FieldQueryNode lower, FieldQueryNode upper,
boolean lowerInclusive, boolean upperInclusive) {
if (lower != null && !(lower instanceof ParametricQueryNode)) {
throw new IllegalArgumentException("lower should be an instance of "
+ ParametricQueryNode.class.getCanonicalName() + ", but found "
+ lower.getClass().getCanonicalName());
}
if (upper != null && !(upper instanceof ParametricQueryNode)) {
throw new IllegalArgumentException("upper should be an instance of "
+ ParametricQueryNode.class.getCanonicalName() + ", but found "
+ lower.getClass().getCanonicalName());
}
super.setBounds(lower, upper, lowerInclusive, upperInclusive);
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder("<range>\n\t");
sb.append(this.getUpperBound()).append("\n\t");
sb.append(this.getLowerBound()).append("\n");
sb.append("</range>\n");
return sb.toString();
}
/**
* @return the collator
*/
public Collator getCollator() {
return this.collator;
}
}