问对象管理器的最佳实践

EN

ClientManager.h

#include "Client.h"

class ClientManager { 
public: 
static void init(int max); //initialize pool (allocate memory) 
static void dispose(); //dispose pool (deallocate memory) 
static bool add(int socketFd); //add connected client by its socket file descriptor 
static bool remove(int socketFd); //remove connected client by its socket fd
static Client& get(int socketFd); //get the client object by its socket fd

private: 
Client* clientList; //array of allocated clients objects
int maxClient; //max number of connected clients allowed

ClientManager.cpp

void ClientManager::init(int max) {
maxClient = max;
clientList = new Client[maxClient];
}

void ClientManager::dispose() {
maxClient = 0;
delete [] clientList;
clientList = NULL;
}

bool ClientManager::add(int socketFd) {
//search pool for non-initialized object
//if(there is a non-initializes object) { initialize it with socketFd and return true}
//else return false;
}

bool ClientManager::remove(int socketFd) {
//search pool for socketFd
//if(socketFd found) { clear object (make it non-initialized) and return true}
//else return false
}

Client& ClientManager::get(int socketFd) {
//search for object position
if(pos) return clientList[pos];
else ???????
}

Daemon.cpp

#include "ClientManager.h"

int main(...) {
ClientManager::init(100);

while(1) {
//do server stuff
//get onConnect event (new client is connecting)
//get onDisconnect event (connected client has gone offline)
//get onDataReceived event (connected client has sent data)
}
}

void onConnect(int socketFd) {
ClientManager::add(socketFd);
}

void onDisconnect(int socketFd) {
ClientManager::remove(socketFd);
}

void onDataReceived(int socketFd) {
do_something(ClientManager::get(socketFd).data);
}