34 #ifndef GRPCXX_SUPPORT_ASYNC_UNARY_CALL_H
35 #define GRPCXX_SUPPORT_ASYNC_UNARY_CALL_H
37 #include <grpc/support/log.h>
53 virtual void Finish(R* msg,
Status* status,
void* tag) = 0;
58 :
public ClientAsyncResponseReaderInterface<R> {
64 : context_(context), call_(channel->CreateCall(method, context, cq)) {
65 init_buf_.SendInitialMetadata(context->send_initial_metadata_);
67 GPR_ASSERT(init_buf_.SendMessage(request).ok());
68 init_buf_.ClientSendClose();
73 GPR_ASSERT(!context_->initial_metadata_received_);
75 meta_buf_.set_output_tag(tag);
76 meta_buf_.RecvInitialMetadata(context_);
81 finish_buf_.set_output_tag(tag);
82 if (!context_->initial_metadata_received_) {
83 finish_buf_.RecvInitialMetadata(context_);
85 finish_buf_.RecvMessage(msg);
86 finish_buf_.ClientRecvStatus(context_, status);
102 :
public ServerAsyncStreamingInterface {
105 : call_(nullptr, nullptr, nullptr), ctx_(ctx) {}
108 GPR_ASSERT(!ctx_->sent_initial_metadata_);
110 meta_buf_.set_output_tag(tag);
111 meta_buf_.SendInitialMetadata(ctx_->initial_metadata_);
112 ctx_->sent_initial_metadata_ =
true;
117 finish_buf_.set_output_tag(tag);
118 if (!ctx_->sent_initial_metadata_) {
119 finish_buf_.SendInitialMetadata(ctx_->initial_metadata_);
120 ctx_->sent_initial_metadata_ =
true;
124 finish_buf_.ServerSendStatus(ctx_->trailing_metadata_,
125 finish_buf_.SendMessage(msg));
127 finish_buf_.ServerSendStatus(ctx_->trailing_metadata_, status);
133 GPR_ASSERT(!status.
ok());
134 finish_buf_.set_output_tag(tag);
135 if (!ctx_->sent_initial_metadata_) {
136 finish_buf_.SendInitialMetadata(ctx_->initial_metadata_);
137 ctx_->sent_initial_metadata_ =
true;
139 finish_buf_.ServerSendStatus(ctx_->trailing_metadata_, status);
148 CallOpSet<CallOpSendInitialMetadata> meta_buf_;
149 CallOpSet<CallOpSendInitialMetadata, CallOpSendMessage,
150 CallOpServerSendStatus> finish_buf_;
155 #endif // GRPCXX_SUPPORT_ASYNC_UNARY_CALL_H
void FinishWithError(const Status &status, void *tag)
Definition: async_unary_call.h:132
virtual ~ClientAsyncResponseReaderInterface()
Definition: async_unary_call.h:51
virtual void Finish(R *msg, Status *status, void *tag)=0
void Finish(const W &msg, const Status &status, void *tag)
Definition: async_unary_call.h:116
void SendInitialMetadata(void *tag) GRPC_OVERRIDE
Definition: async_unary_call.h:107
void Finish(R *msg, Status *status, void *tag)
Definition: async_unary_call.h:80
virtual void ReadInitialMetadata(void *tag)=0
#define GRPC_FINAL
Definition: config.h:71
Definition: client_context.h:149
void ReadInitialMetadata(void *tag)
Definition: async_unary_call.h:72
Definition: async_unary_call.h:49
ClientAsyncResponseReader(Channel *channel, CompletionQueue *cq, const RpcMethod &method, ClientContext *context, const W &request)
Definition: async_unary_call.h:61
Primary implementaiton of CallOpSetInterface.
Definition: call.h:502
Definition: server_context.h:89
A thin wrapper around grpc_completion_queue (see / src/core/surface/completion_queue.h).
Definition: completion_queue.h:81
ServerAsyncResponseWriter(ServerContext *ctx)
Definition: async_unary_call.h:104
Definition: rpc_method.h:43
void PerformOps(CallOpSetInterface *ops)
bool ok() const
Is the status OK?
Definition: status.h:67
Did it work? If it didn't, why?
Definition: status.h:45
A CallOpSet that does not post completions to the completion queue.
Definition: call.h:544
#define GRPC_OVERRIDE
Definition: config.h:77
Channels represent a connection to an endpoint. Created by CreateChannel.
Definition: channel.h:69