/*
 * This file is part of %PACKAGENAME%.
 *
 * %PACKAGENAME% 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.
 *
 * %PACKAGENAME% 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 %PACKAGENAME%. If not, see <http://www.gnu.org/licenses/>.
 *
 * For more information please see <http://www.%PACKAGENAME%.org>
 * or contact Peter Baumann via <baumann@rasdaman.com>.
 *
 * Copyright 2009 Jacobs University Bremen, Peter Baumann.
 */

package syntaxParser;

class GeneralCondenseExpr implements IParseTreeNode {
	
	String condenseOpType;
	ScalarExpr scalarExpr;
	VariableList variables;
	BooleanScalarExpr condition;

	public GeneralCondenseExpr(String op, VariableList vars, ScalarExpr val) {
	    condenseOpType = op;
	    variables = vars;
	    scalarExpr = val;
	}
	
	public GeneralCondenseExpr(String op, VariableList vars, BooleanScalarExpr cond, ScalarExpr val) {
	    condenseOpType = op;
	    variables = vars;
	    scalarExpr = val;
	    condition = cond;
	}	
	
	public String toXML(){
    	    String result = "<condense>" + variables.toXML();
	    if (condition !=  null) 
	        result += "<where>" + condition.toXML() + "</where>";
	    result += scalarExpr.toXML() + "</condense>"; 	
	    return result;
	}
	

	
}