/*
 *  RapidMiner
 *
 *  Copyright (C) 2001-2011 by Rapid-I and the contributors
 *
 *  Complete list of developers available at our web site:
 *
 *       http://rapid-i.com
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Affero General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) 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
 *  GNU Affero General Public License for more details.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with this program.  If not, see http://www.gnu.org/licenses/.
 */
package com.rapidminer.tools.documentation;

import java.io.IOException;
import java.util.logging.Level;

import org.w3c.dom.Element;

import com.rapidminer.Process;
import com.rapidminer.io.process.XMLTools;
import com.rapidminer.tools.LogService;
import com.rapidminer.tools.XMLException;

/** An example process with a description. 
 * @author Simon Fischer
 * */
public class ExampleProcess {
	private String processXML;
	private String comment;
	private final Element element;

	public ExampleProcess(Element exampleElement) {
		this.element = exampleElement;
		if (element != null) {
			this.processXML = XMLTools.getTagContents(element, "process");
			this.comment = XMLTools.getTagContents(element, "comment");
		}
	}

	public void setComment(String comment) {
		this.comment = comment;
		if (element != null) {
			XMLTools.setTagContents(element, "comment", comment);
		}
	}
	public String getComment() {
		return comment;
	}

	public void setProcessXML(String xml) {
		this.processXML = xml;
		if (element != null) {
			XMLTools.setTagContents(element, "process", xml);
		}
	}
	public String getProcessXML() {
		return processXML;
	}

	public Process getProcess() {
		try {
			return new Process(getProcessXML());
		} catch (IOException e) {
			LogService.getRoot().log(Level.WARNING, "Cannot parse example process: "+e, e);
			return null;				
		} catch (XMLException e) {				
			LogService.getRoot().log(Level.WARNING, "Cannot parse example process: "+e, e);
			return null;
		}
	}

	public Element getElement() {		
		return element;
	}

}