/* 
*	Jeti, a Java Jabber client, Copyright (C) 2003 E.S. de Boer  
*
*  This program is free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 2 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 General Public License for more details.
*
*  You should have received a copy of the GNU 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
*
*	For questions, comments etc, 
*	use the website at http://jeti.jabberstudio.org
*  or mail/IM me at jeti@jabber.org
*
*	Created on 26-jul-2003
*/

package nu.fw.jeti.jabber.elements;

import java.util.LinkedList;
import java.util.List;

import nu.fw.jeti.util.I18N;

/**
 * @author E.S. de Boer
 *
 */
public class XDataBuilder
{
	private String instructions; //multi add line end
	public String title;
	public String type;
	private List fields;
	private List reportedFields;
	private List items;

	public XDataBuilder()
	{
		reset();
	}
	
	public void reset()
	{
		instructions = null;
		title = null;
		type = null;
		fields = null;
		reportedFields = null;
		items = null;
	}
	
	/**
	 * adds instructions (multiple calls wil be added with an added end of line)
	 * @param instructions
	 */
	public void addInstructions(String instructions)
	{
		if(this.instructions == null) this.instructions = instructions; 
		else
		{
			this.instructions = this.instructions + "\n" + instructions;
		}
	}

	public String getInstructions()
	{
		return instructions;
	}
	
	public void addField(XDataField field)
	{
		if(fields== null) fields = new LinkedList();
		fields.add(field);  
	}
	
	public void addReportedField(XDataField field)
	{
		if(reportedFields== null) reportedFields = new LinkedList();
		reportedFields.add(field);  
	}
	
	public void addItem(List item)
	{
		if(items==null)items = new LinkedList();
		items.add(item);
	}

	public List getFields()
	{
		return fields;
	}
	
	public List getReported()
	{
		return reportedFields;
	}
	
	public List getItems()
	{
		return items;
	}
	
	public XData build() throws InstantiationException
	{
		if (type==null) throw new InstantiationException(I18N.gettext("main.error.No_type"));
		else if(type.equals("cancel") || type.equals("form") || type.equals("result") || type.equals("submit"));
		else throw new InstantiationException("Wrong type"); 
		return new XData(this);
	}
}
/*
 * Overrides for emacs
 * Local variables:
 * tab-width: 4
 * End:
 */