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/**

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 Dec 14, 2011
 */

package com.bigdata.rdf.sparql.ast;

/**
 * An interface for AST nodes which have a {@link GraphPatternGroup} annotation.
 * 
 * @author Bryan Thompson
 * @version $Id$
 */
public interface IGraphPatternContainer {

    public interface Annotations {

        /**
         * The {@link GraphPatternGroup} annotation.
         */
        String GRAPH_PATTERN = "graphPattern";

    }

    /**
     * Return the graph pattern.
     */
    GraphPatternGroup getGraphPattern();

    /**
     * Set the graph pattern.
     */
    void setGraphPattern(GraphPatternGroup graphPattern);

}