Why not using FutureStub? Seems it returning a ListenableFuture already for 
client to use it? 


在 2018年11月14日星期三 UTC-5下午2:28:56,Carl Mastrangelo写道:
>
> Yes.  It is still async.  
>
> Do be aware that flow control works slightly differently for RPCs that 
> don't have "stream" on them (we call these "unary" RPCs).   This is not 
> usually an issue unless you are sending very fast or lots of data (like 
> sustained Gigabits  per second).  
>
> On Wednesday, November 14, 2018 at 9:41:45 AM UTC-8, qplc wrote:
>>
>> Thank you Carl for your response.
>>
>> What if I don't use prefix 'stream' in service definition, shall rpc 
>> calls still be executed in asynchronous manner by implementing 
>> TestServiceGrpc.TestServiceStub?
>>
>> Modified service def:
>> service TestService {
>>   rpc testRPCCall(Test) returns (Test) {}
>> }
>>
>>
>> On Monday, November 12, 2018 at 5:37:56 PM UTC+5:30, qplc wrote:
>>>
>>> Hi,
>>>
>>> I've implemented below service definition in my grpc server/client 
>>> application.
>>>
>>> service TestService {
>>>   rpc testRPCCall(stream Test) returns (stream Test) {}
>>> }
>>>
>>> I found below stubs can be implemented on proto file compilation.
>>> TestServiceGrpc.TestServiceStub
>>> TestServiceGrpc.TestServiceBlockingStub
>>> TestServiceGrpc.TestServiceFutureStub
>>> TestServiceGrpc.TestServiceImplBase
>>>
>>> I want to adapt asynchronous behavior of rpc calls. But, I'm not sure 
>>> which one of above should be implemented. Is it mandatory to stream a rpc 
>>> call(stream Test) as mentioned in above service definition for asynchronous 
>>> implementation?
>>>
>>>
>>> Thanks in advance.
>>>
>>>

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