addstatement.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 java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.util.Map;

import org.openrdf.sesame.admin.RdfAdmin;
import org.openrdf.sesame.admin.UpdateException;
import org.openrdf.sesame.sail.RdfRepository;
import org.openrdf.sesame.sail.test.benchmark.listeners.BMAdminListener;

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

/*----------+
| Variables |
+----------*/
	// Map with key file location and value base URL.
	protected Map _parameters;

/*-------------+
| Constructors |
+-------------*/
	/**
	 * Creates a new benchmark test which tests
	 * org.openrdf.sesame.sail.RdfRepository.addStatement.
	 *
	 * @param rdfRepository RdfRepository to test.
	 * @param parameters Upload parameters
	 */
	public AddStatement(RdfRepository rdfRepository, Map parameters) {
		super("addStatement", rdfRepository);		

		_parameters = parameters;		
	}

/*--------+
| Methods |
+--------*/
	protected void _test()
		throws IOException, UpdateException {
		System.out.println();
		_status("Uploading data...");

		int counter = 1;
		String file = (String)_parameters.get("uploadFile" + counter);
			
		while (file != null) {
			_test(file, (String)_parameters.get("baseUrl" + counter));

			if (getTime() > _maxTime) {
				file = null;

				_error("Maximum time reached. Test aborted.");
			} 
			else {
				counter++;
				file = (String)_parameters.get("uploadFile" + counter);
			}
		}
		
		_status("Data uploaded.");

		_testDone = true;
	}

	// Uploads file with baseURL to repository.
	protected void _test(String file, String baseURL) 
		throws IOException, UpdateException {
		try {
			_status("Uploading " + file + "...");

			_start();
		
			RdfAdmin admin = new RdfAdmin(_rdfRepository);
			InputStream input = new FileInputStream(file);

			_calls += admin.addRdfModel(input, baseURL, new BMAdminListener(), true);
			_totalTime += System.currentTimeMillis() - _time;
			
			_status("Uploading " + file + " done.");
		}
		catch (FileNotFoundException e) {
			_exit("File " + file + " could not be found.");
		}
	}

	public String toString() {
 		return 	super.toString() + "\n" +
 			"\n" +
	 		"Uploading\t|Time in s\n" +
 			"----------------+--------\n" +
	 		"Total\t\t|" + (int)((double)getTime()/1000 +0.5);		
 	}
}