/*
 * This file is part of PetaScope.
 *
 * PetaScope 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 3 of
 * the License, or (at your option) any later version.
 *
 * PetaScope 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 PetaScope. If not, see <http://www.gnu.org/licenses/>.
 *
 * For more information please see <http://www.PetaScope.org>
 * or contact Peter Baumann via <baumann@rasdaman.com>.
 *
 * Copyright 2009 Jacobs University Bremen, Peter Baumann.
 */


package grammar;

/**
 * WCPSRequest class represents a WCPSRequest.
 * Creation date: (3/3/2003 2:52:55 AM)
 * @author: *, Sorin Stancu-Mara, Andrei Aiordachioaie
 */

public class WCPSRequest implements IParseTreeNode
{
	private ForClause forClause;
	private ReturnClause returnClause;
	private WhereClause whereClause;

	public WCPSRequest()
	{
		super();
	}

	public WCPSRequest(ForClauseElements f)
	{
		forClause    = new ForClause(f);
		whereClause  = null;
		returnClause = null;
	}

	public void setWhere(WhereClause w)
	{
        System.err.println("Adding where clause !");
		whereClause = w;
	}

	public void setReturn(ReturnClause r)
	{
        System.err.println("Adding return clause !");
		returnClause = r;
	}

	public String toXML()
	{
		String result = "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>\n";

		result +=
		    "<ProcessCoveragesRequest xmlns=\"http://www.opengis.net/wcps/1.0\" service=\"WCPS\" "
		    + "version=\"1.0.0\">\n";
        result += "<query><xmlSyntax>";

		result += forClause.toXML();

		if (whereClause != null)
		{
			result += whereClause.toXML();
		}

		if (returnClause != null)
		{
			result += returnClause.toXML();
		}

        result += "</xmlSyntax></query>";
		result += "</ProcessCoveragesRequest>";

		return result;
	}
}