def send(self, command):
def error_handler(e):
self.log.error("DatagramCommandSender failed ", exc_info=True)
raise e
bytes_sent = 0
serialized_command = Command.serialize(command)
bytes_sent += self.source.send(str(len(serialized_command)), error_handler)
bytes_sent += self.source.send(serialized_command, error_handler)
return bytes_sent
def next_command(self, delta):
command = self.command_receiver.next_command(delta)
if not self.is_running():
self.logger.warning('DecodingCommandReceiver: poll while not running; returning empty command')
return Command(delta)
assert command
if command.is_valid():
command = self.decoder.decode(command)
assert command
return command
def next_command(self, delta):
def error_handler(e):
self.log.error("DatagramCommandReceiver failed ", exc_info=True)
raise e
command_size = int(self.source.receive(4, error_handler))
assert command_size > 0
serialized_command = ''
serialized_command = self.source.receive(command_size, error_handler)
command = Command.deserialize(serialized_command)
command.delta = delta
return command
def next_command(self, delta):
return Command(delta)
