org.modeshape.jcr.api.query.qom.SetQuery Maven / Gradle / Ivy
/*
* ModeShape (http://www.modeshape.org)
*
* Licensed 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.modeshape.jcr.api.query.qom;
/**
* Represents a set query.
*/
public interface SetQuery extends QueryCommand {
/**
* Get the left-hand query.
*
* @return the left-hand query; never null
*/
public QueryCommand getLeft();
/**
* Get the right-hand query.
*
* @return the right-hand query; never null
*/
public QueryCommand getRight();
/**
* Get the set operation for this query.
*
* @return the operation; never null
*/
public String getOperation();
/**
* Return whether this set query is a 'UNION ALL' or 'INTERSECT ALL' or 'EXCEPT ALL' query.
*
* @return true if this is an 'ALL' query, or false otherwise
*/
public boolean isAll();
}