read method
Implementation
DC? read() {
//lock (syncLock)
//{
if (_data.length == 0) return null;
DC? rt = null;
if (_neededDataLength == 0) {
rt = _data;
_data = new DC(0);
} else {
if (_data.length >= _neededDataLength) {
rt = _data;
_data = new DC(0);
_neededDataLength = 0;
return rt;
} else {
return null;
}
}
//}
return rt;
}