def CallMethod(self, method_descriptor, rpc_controller, request,
response_class, done):
call = Call()
call.method = method_descriptor.name
call.request = request.SerializeToString()
self.token += 1
call.token = self.token
d = Deferred()
d.addCallback(self.parseResponse, response_class)
d.addCallback(done)
self.pending[self.token] = d
box = Box()
box.call = call.SerializeToString()
self.sendString(box.SerializeToString())
def stringReceived(self, data):
box = Box()
box.ParseFromString(data)
if box.call != "":
call = Call()
call.ParseFromString(box.call)
method = self.service.GetDescriptor().FindMethodByName(call.method)
if method:
request = self.service.GetRequestClass(method)()
request.ParseFromString(call.request)
controller = Controller()
d = Deferred()
d.addCallback(self.buildResult, call)
d.addCallback(self.boxResult)
d.addCallback(
lambda box: self.sendString(box.SerializeToString()))
self.service.CallMethod(method, controller, request,
d.callback)
elif box.result != "":
result = Result()
result.ParseFromString(box.result)
token = result.token
if self.pending.has_key(token):
self.pending[token].callback(result)