getSendingData method
gather all the changes from
Implementation
ProcessorResult getSendingData(int currentTime, int waitingAckId) {
_pendingSend = false;
var processors = _processors;
_processors = [];
for (var proc in processors) {
proc.startSendingData(currentTime, waitingAckId);
}
var rslt = _toSendList;
_toSendList = [];
return ProcessorResult(rslt, processors);
}