node_compare.h
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/*
* Copyright 2002-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* CC/LICENSE
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _NODE_COMPARE_H_
#define _NODE_COMPARE_H_
#include "node_base.h"
class NodeCompare : public NodeBase {
public:
NodeCompare(const uint32_t id, const string& name,
const string& type, const string& desc, const key_map_t& keymap);
virtual ~NodeCompare(void);
virtual NodeBase* run(base_script_t* param);
virtual bool load_other();
private:
bool parse_logic(string exp, map<string, variable_t>& name_var_map);
/**
* @brief
*
* @param [in/out] map<string : const
* @param [in/out] vars : variable_t>&
* @return std::string
* @retval
* @see
* @note
* @author chenyuzhen
* @date 2011/09/02 16:25:47
**/
virtual std::string enter(const map<string, variable_t>& vars)const ;
/**
* @brief
*
* @param [in/out] map<string : const
* @param [in/out] vars : variable_t>&
* @return std::string
* @retval
* @see
* @note
* @author chenyuzhen
* @date 2011/09/02 16:25:49
**/
virtual std::string leave(const map<string, variable_t>& vars)const ;
private:
string _exp;
const static char* STR_E;
const static char* STR_NE;
const static char* STR_L;
const static char* STR_LE;
const static char* STR_G;
const static char* STR_GE;
const static char* GE;
const static char* LE;
const static char* NE;
const static char* L;
const static char* G;
const static char* E;
const static char* PARAM_EXP;
};
#endif