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/*******************************************************************************
 *  Copyright (C) 2007, 2015:
 *  
 *    - Ferdinando Villa 
 *    - integratedmodelling.org
 *    - any other authors listed in @author annotations
 *
 *    All rights reserved. This file is part of the k.LAB software suite,
 *    meant to enable modular, collaborative, integrated 
 *    development of interoperable data and model components. For
 *    details, see http://integratedmodelling.org.
 *    
 *    This program is free software; you can redistribute it and/or
 *    modify it under the terms of the Affero General Public License 
 *    Version 3 or any later version.
 *
 *    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
 *    Affero General Public License for more details.
 *  
 *     You should have received a copy of the Affero 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.
 *     The license is also available at: https://www.gnu.org/licenses/agpl.html
 *******************************************************************************/
package org.integratedmodelling.engine.kbox.sql;

import java.sql.ResultSet;

/**
 * TODO: create extension point for server constructors so that plugins can add servers
 * 
 * @author Ferdinando
 *
 */
public class SQL {

    /**
     * Passed to some SQL kboxes' query() to ease handling of statements and connections.
     * 
     * @author ferdinando.villa
     *
     */
    public static interface ResultHandler {

        void onRow(ResultSet rs);

        /**
         * Passed the number of result AFTER all rows (if any) have been processed with
         * onRow.
         * 
         * @param nres
         */
        void nResults(int nres);

    }

    /**
     * For code tightness when we don't want nResults.
     * 
     * @author Ferd
     *
     */
    public abstract static class SimpleResultHandler implements ResultHandler {

        @Override
        public void nResults(int nres) {
            // TODO Auto-generated method stub

        }

    }

}