/*
 * Copyright (C) Jan 2013 Mellanox Technologies Ltd. All rights reserved.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer in the documentation and/or other materials
 *        provided with the distribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 *
 * mlxcfg_expression.h
 *
 *  Created on: May 07, 2017
 *      Author: Ahmad Soboh
 */

#ifndef MLXCFG_EXPRESSION_H_
#define MLXCFG_EXPRESSION_H_

#include <string>
#include <vector>
#include <map>

using namespace std;

namespace mlxcfg {

class Expression {
private:
    string _expression;
    vector<string> _vars;
    map<string, double> _varsVal;

public:
    explicit Expression(const string& expression);
    void getVars(vector<string>& vars) const;
    double getVarVal(const string& var) const;
    void setVarVal(const string& var, double val);
    double evaluate();
};

}
#endif /* MLXCFG_EXPRESSION_H_ */
