flow_manager.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 _FLOW_MANAGER_H_
#define _FLOW_MANAGER_H_
#include "common.h"
/**
* @brief 流程加载类
* detail description
*
*/
class FlowManager {
public:
public:
const static char* VAR; ///< var变量
const static char* NODE; ///< node变量
public:
FlowManager();
virtual ~FlowManager();
public:
/**
* @brief 根据流程文件名加载流程
*
* @param [in/out] flowname : const string&
* @return int32_t
* @retval
* @see
* @note
* @author chenyuzhen
* @date 2011/08/26 17:11:25
**/
int32_t load_flow(const string& flowname, flow_t** flow);
// swap content
void swap(FlowManager& other) throw();
public:
// inc flow's refcount
static int32_t attach_flow(flow_t* flow_in, flow_t** out);
// dec flow's refcount,
// if refcount become 0, delete it
static int32_t detach_flow(flow_t** flow);
private:
// p = new flow_t
// p->refcount = 1;
static int32_t new_flow(flow_t** flow);
// delete flow's node and variables
static int32_t free_flow(flow_t** flow);
private:
map<string, flow_t*> _flow_name_info_map; //
};
#endif