org.apache.jackrabbit.spi.commons.query.qom.DescendantNodeJoinConditionImpl Maven / Gradle / Ivy
/*
* 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.
*/
package org.apache.jackrabbit.spi.commons.query.qom;
import javax.jcr.query.qom.DescendantNodeJoinCondition;
import org.apache.jackrabbit.spi.commons.conversion.NamePathResolver;
import org.apache.jackrabbit.spi.Name;
/**
* DescendantNodeJoinConditionImpl
...
*/
public class DescendantNodeJoinConditionImpl
extends JoinConditionImpl
implements DescendantNodeJoinCondition {
/**
* Name of the descendant selector.
*/
private final Name descendantSelectorName;
/**
* Name of the ancestor selector.
*/
private final Name ancestorSelectorName;
DescendantNodeJoinConditionImpl(NamePathResolver resolver,
Name descendantSelectorName,
Name ancestorSelectorName) {
super(resolver);
this.descendantSelectorName = descendantSelectorName;
this.ancestorSelectorName = ancestorSelectorName;
}
/**
* Gets the name of the descendant selector.
*
* @return the selector name; non-null
*/
public String getDescendantSelectorName() {
return getJCRName(descendantSelectorName);
}
/**
* Gets the name of the ancestor selector.
*
* @return the selector name; non-null
*/
public String getAncestorSelectorName() {
return getJCRName(ancestorSelectorName);
}
/**
* Gets the name of the descendant selector.
*
* @return the selector name; non-null
*/
public Name getDescendantSelectorQName() {
return descendantSelectorName;
}
/**
* Gets the name of the ancestor selector.
*
* @return the selector name; non-null
*/
public Name getAncestorSelectorQName() {
return ancestorSelectorName;
}
//------------------------< AbstractQOMNode >-------------------------------
/**
* Accepts a visitor
and calls the appropriate visit method
* depending on the type of this QOM node.
*
* @param visitor the visitor.
*/
public Object accept(QOMTreeVisitor visitor, Object data) throws Exception {
return visitor.visit(this, data);
}
//------------------------< Object >----------------------------------------
public String toString() {
String descendant = getDescendantSelectorName();
String ancestor = getAncestorSelectorName();
return "ISDESCENDANTNODE(" + descendant + ", " + ancestor + ")";
}
}