org.topbraid.spin.model.Query Maven / Gradle / Ivy
/*
* 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.
*
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*/
package org.topbraid.spin.model;
import java.util.List;
/**
* Base interface of the various SPARQL query types such as
* Ask, Construct, Describe and Select.
*
* @author Holger Knublauch
*/
public interface Query extends CommandWithWhere {
/**
* Gets the list of URIs specified in FROM clauses.
* @return a List of URI Strings
*/
List getFrom();
/**
* Gets the list of URIs specified in FROM NAMED clauses.
* @return a List of URI Strings
*/
List getFromNamed();
/**
* Gets the VALUES block at the end of the query if it exists.
* @return the Values or null
*/
Values getValues();
/**
* Gets the elements in the WHERE clause of this query.
* The Elements will be typecast into the best suitable subclass.
* @return a List of Elements
*/
List getWhereElements();
}