com.bigdata.rdf.sail.sparql.BigdataParsedQuery Maven / Gradle / Ivy

Go to download
/**

Copyright (C) SYSTAP, LLC DBA Blazegraph 2006-2016.  All rights reserved.

Contact:
     SYSTAP, LLC DBA Blazegraph
     2501 Calvert ST NW #106
     Washington, DC 20008
     [email protected]

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
/*
 * Created on Aug 28, 2011
 */

package com.bigdata.rdf.sail.sparql;

import org.openrdf.query.Dataset;
import org.openrdf.query.algebra.TupleExpr;
import org.openrdf.query.parser.ParsedQuery;
import org.openrdf.query.parser.QueryParser;

import com.bigdata.rdf.sparql.ast.ASTContainer;

/**
 * Class extends {@link ParsedQuery} for API compliance with {@link QueryParser}
 * but DOES NOT support ANY aspect of the {@link QueryParser} API. All data
 * pertaining to the parsed query is reported by {@link #getASTContainer()}.
 * There is NO {@link TupleExpr} associated with the {@link BigdataParsedQuery}.
 * Bigdata uses an entirely different model to represent the parsed query,
 * different optimizers to rewrite the parsed query, and different operations to
 * evaluate the {@link ParsedQuery}.
 * 
 * @author Bryan Thompson
 * @version $Id$
 * @openrdf
 */
public class BigdataParsedQuery extends ParsedQuery {

    final private ASTContainer astContainer;

    /**
     * 
     */
    public BigdataParsedQuery(final ASTContainer astContainer) {

        this.astContainer = astContainer;

    }

    /**
     * Unsupported operation.
     */
    public BigdataParsedQuery(TupleExpr tupleExpr) {
        throw new UnsupportedOperationException();
    }

    /**
     * Unsupported operation.
     */
    public BigdataParsedQuery(TupleExpr tupleExpr, Dataset dataset) {
        throw new UnsupportedOperationException();
    }

    /**
     * The {@link ASTContainer}.
     */
    public ASTContainer getASTContainer() {
        return astContainer;
    }

}