private SearchingDeviceManager()
 {
     cache              = new byte[CACHE_LENGTH];
     finderList         = new List <Finder>();
     foundNetDeviceList = FoundNetDeviceList.GetInstance();
 }
 private NetSearchingDeviceManager()
 {
     finderList         = new List <Finder>();
     foundNetDeviceList = FoundNetDeviceList.GetInstance();
 }