clearrepository.java

这是外国一个开源推理机

/*  Sesame - Storage and Querying architecture for RDF and RDF Schema
 *  Copyright (C) 2001-2005 Aduna
 *
 *  Contact: 
 *  	Aduna
 *  	Prinses Julianaplein 14 b
 *  	3817 CS Amersfoort
 *  	The Netherlands
 *  	tel. [phone]
 *  	fax. [phone]
 *
 *  	http://aduna.biz/
 *  	http://www.openrdf.org/
 *  
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package org.openrdf.sesame.sail.test.benchmark.tests;

import org.openrdf.util.log.ThreadLog;

import org.openrdf.sesame.sail.RdfRepository;
import org.openrdf.sesame.sail.SailUpdateException;

/**
 * Tests performance of org.openrdf.sesame.sail.RdfRepository.clearRepository.
 *
 * @author Peter van 't Hof.
 * @version %I%, %G%
 */
public class ClearRepository extends RdfRepositoryBMTestA {

/*-------------+
| Constructors |
+-------------*/
	/**
	 * Creates a new benchmark test which tests
	 * org.openrdf.sesame.sail.RdfRepository.clearRepository.
	 *
	 * @param rdfRepository RdfRepository to test.
	 */
	public ClearRepository(RdfRepository rdfRepository) {
		super("clearRepository", rdfRepository);
	}

/*--------+
| Methods |
+--------*/
	protected void _test() {		
		System.out.println();
		_status("Clearing repository...");

		// Suppress traces.
		ThreadLog.registerThread(null, 0);

		_start();
		try {
			_rdfRepository.startTransaction();
			_rdfRepository.clearRepository();
			_rdfRepository.commitTransaction();
		}
		catch (SailUpdateException e) {
			throw new RuntimeException(e);
		}
		_stop();

		// Show traces.
		ThreadLog.registerThread(null, 5);

		_status("Repository cleared.");

		_testDone = true;
	}
}