genericowlswriter.java

开发owl的API,提供了W3C规定标准接口,是目前比较少的API.

// The MIT License
//
// Copyright (c) 2004 Evren Sirin
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.

/*
 * Created on Dec 27, 2003
 *
 */
package org.mindswap.owls.io.impl;

import java.io.IOException;
import java.io.Writer;

import org.mindswap.owls.OWLSFactory;
import org.mindswap.owls.io.OWLSWriter;
import org.mindswap.owls.service.Service;

/**
 * @author Evren Sirin
 *
 */
public class GenericOWLSWriter extends OWLSWriterImpl {
	public static boolean DEBUG = false;
	
	/**
	 * 
	 */
	public GenericOWLSWriter() {
		version = "X.X";
	}

	public void write(Service service, Writer out) throws IOException {
		String serviceVersion = service.getOWLSVersion();
		OWLSWriter writer = null;
		
		if(serviceVersion == null)
			System.err.println("Warning: No OWL-S version in service " + service);		
		else if(OWLSFactory.getSupportedVersions().contains(serviceVersion))
			writer = OWLSFactory.createOWLSWriter(serviceVersion);		
		else
			System.err.println("Warning: Unrecognized OWL-S version " + serviceVersion + " for service " + service);
		
		if(writer == null)
			writer = OWLSFactory.createOWLSWriter(OWLSFactory.getLatestVersion());

		writer.write(service, out);
	}
}