001/*
002 * Copyright (c) 2005 Einar Pehrson <einar@pehrson.nu>.
003 *
004 * This file is part of
005 * CleanSheets - a spreadsheet application for the Java platform.
006 *
007 * CleanSheets is free software; you can redistribute it and/or modify
008 * it under the terms of the GNU General Public License as published by
009 * the Free Software Foundation; either version 2 of the License, or
010 * (at your option) any later version.
011 *
012 * CleanSheets is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
015 * GNU General Public License for more details.
016 *
017 * You should have received a copy of the GNU General Public License
018 * along with CleanSheets; if not, write to the Free Software
019 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
020 */
021package csheets.core.formula;
022
023/**
024 * An operation in a formula.
025 * @author Einar Pehrson
026 */
027public abstract class Operation<O extends Operator> implements Expression {
028
029        /** The operator */
030        protected O operator;
031
032        /**
033         * Creates a new operation.
034         * @param operator the (n-ary) operator
035         */
036        public Operation(O operator) {
037                this.operator = operator;
038        }
039
040        /** 
041         * Returns the operator.
042         * @return the operator.
043         */
044        public O getOperator() {
045                return operator;
046        }
047}