IServerSPtr ServersManager::createServer(IConnectionSettingsBaseSPtr settings)
    {
        DCHECK(settings);

        IServerSPtr result;
        connectionTypes conT = settings->connectionType();
        IServerSPtr ser = findServerBySetting(settings);
        if(conT == REDIS){
            RedisServer *newRed = NULL;
            if(!ser){
                IDriverSPtr dr(new RedisDriver(settings));
                dr->start();
                newRed = new RedisServer(dr, true);
            }
            else{
                newRed = new RedisServer(ser->driver(), false);
            }
            result.reset(newRed);
            servers_.push_back(result);
        }
        else if(conT == MEMCACHED){
            MemcachedServer *newMem = NULL;
            if(!ser){
                IDriverSPtr dr(new MemcachedDriver(settings));
                dr->start();
                newMem = new MemcachedServer(dr, true);
            }
            else{
                newMem = new MemcachedServer(ser->driver(), false);
            }
            result.reset(newMem);
            servers_.push_back(result);
        }
        else if(conT == SSDB){
            SsdbServer *newSsdb = NULL;
            if(!ser){
                IDriverSPtr dr(new SsdbDriver(settings));
                dr->start();
                newSsdb = new SsdbServer(dr, true);
            }
            else{
                newSsdb = new SsdbServer(ser->driver(), false);
            }
            result.reset(newSsdb);
            servers_.push_back(result);
        }

        DCHECK(result);
        if(ser && syncServers_){
            result->syncWithServer(ser.get());
        }

        return result;
    }
 void ServersManager::clear()
 {
     for(size_t i = 0; i < servers_.size(); ++i){
         IServerSPtr ser = servers_[i];
         ser->driver()->stop();
     }
     servers_.clear();
 }
 void ServersManager::refreshSyncServers()
 {
     for(size_t i = 0; i < servers_.size(); ++i){
         IServerSPtr servi = servers_[i];
         if(servi->isSuperServer()){
             for(size_t j = 0; j < servers_.size(); ++j){
                 IServerSPtr servj = servers_[j];
                 if(servj != servi && servj->driver() == servi->driver()){
                     if(syncServers_){
                         servj->syncWithServer(servi.get());
                     }
                     else{
                         servj->unSyncFromServer(servi.get());
                     }
                 }
             }
         }
     }
 }
 std::vector<QObject *> ServersManager::findAllListeners(const IDriverSPtr &drv) const
 {
     std::vector<QObject *> result;
     for(size_t j = 0; j < servers_.size(); ++j){
         IServerSPtr ser = servers_[j];
         if(ser->driver() == drv){
             result.push_back(ser.get());
         }
     }
     return result;
 }
 IServerSPtr ServersManager::findServerBySetting(const IConnectionSettingsBaseSPtr &settings) const
 {
     for(size_t i = 0; i < servers_.size(); ++i){
         IServerSPtr drp = servers_[i];
         IDriverSPtr curDr = drp->driver();
         if(curDr->settings() == settings){
             return drp;
         }
     }
     return IServerSPtr();
 }
    void ServersManager::closeServer(IServerSPtr server)
    {
        for(size_t i = 0; i < servers_.size(); ++i){
            IServerSPtr ser = servers_[i];
            if(ser == server){
                if(ser->isSuperServer()){
                    IDriverSPtr drv = ser->driver();
                    for(size_t j = 0; j < servers_.size(); ++j){
                        IServerSPtr servj = servers_[j];
                        if(servj->driver() == drv){
                            servj->isSuperServer_ = true;
                            break;
                        }
                    }
                }

                servers_.erase(servers_.begin()+i);
                refreshSyncServers();
                break;
            }
        }
    }