2019-10-27 07:58:03 +00:00
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#ifndef __FLYPATTERN_PATTERN_H__
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#define __FLYPATTERN_PATTERN_H__
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#include <mutex>
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#include <vector>
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using namespace std;
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD><D4AA>
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class NetDevice
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{
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public:
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NetDevice(){}
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2021-04-04 13:09:08 +00:00
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virtual ~NetDevice(){}
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2019-10-27 07:58:03 +00:00
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virtual string getName() = 0;
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/*void print(){
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printf("NetDevice :%s\n",getName().c_str());
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}*/
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void print(int portNum){
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printf("NetDevice :%s port: %d\n", getName().c_str(), portNum);
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}
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};
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD><D4AA>:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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class Hub :public NetDevice
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{
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public:
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Hub(){}
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string getName(){
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return "<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>";
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}
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};
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD><D4AA>:<3A><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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class Switch :public NetDevice
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{
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public:
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Switch(){}
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string getName(){
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return "<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>";
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}
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};
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// <20><>Ԫ<EFBFBD><D4AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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class NetDeviceFactory
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{
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public:
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NetDevice* getNetDevice(char ch){
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if (ch == 'S'){
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return devicePool[1];
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}
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else if (ch == 'H'){
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return devicePool[0];
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}
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else{
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printf("wrong input!\n");
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}
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return NULL;
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}
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// <20><><EFBFBD><EFBFBD>ģʽ<C4A3><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ԫ<EFBFBD><D4AA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ψһʵ<D2BB><CAB5>
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static NetDeviceFactory* getFactory(){
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if (instance == NULL){
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m_mutex.lock();
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if (instance == NULL){
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instance = new NetDeviceFactory();
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}
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m_mutex.unlock();
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}
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return instance;
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}
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private:
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NetDeviceFactory(){
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Hub *hub = new Hub();
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Switch *switcher = new Switch();
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devicePool.push_back(hub);
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devicePool.push_back(switcher);
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}
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static NetDeviceFactory* instance;
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static std::mutex m_mutex;
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// <20><><EFBFBD><EFBFBD><EFBFBD>أ<EFBFBD><D8A3><EFBFBD>һ<EFBFBD><D2BB>vector<6F><72><EFBFBD><EFBFBD>ʾ
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vector<NetDevice*> devicePool;
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};
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NetDeviceFactory* NetDeviceFactory::instance = NULL;
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std::mutex NetDeviceFactory::m_mutex;
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#endif //__FLYPATTERN_PATTERN_H__
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