Multiply.java

/*
 * 	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 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 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.
 */
package com.meidusa.amoeba.parser.function;

import java.util.List;

import com.meidusa.amoeba.parser.expression.Expression;
import com.meidusa.amoeba.sqljep.ParseException;

public class Multiply extends AbstractFunction {
	/**
	 * list[0]��list[1]���г˷�����
	 */
	@SuppressWarnings("unchecked")
	public Comparable evaluate(List<Expression> list, Object[] parameters)
			throws ParseException {
		Expression param1 = list.get(0);
		Expression param2 = list.get(1);
		return com.meidusa.amoeba.sqljep.function.Multiply.mul(param1.evaluate(parameters), param2.evaluate(parameters));
	}

}