in src/compiler/cpp_generator.cc [1894:2116]
void PrintSourceClientMethod(grpc_generator::Printer* printer,
const grpc_generator::Method* method,
std::map<grpc::string, grpc::string>* vars) {
(*vars)["Method"] = method->name();
(*vars)["Request"] = method->input_type_name();
(*vars)["Response"] = method->output_type_name();
struct {
grpc::string prefix;
grpc::string start; // bool literal expressed as string
grpc::string method_params; // extra arguments to method
grpc::string create_args; // extra arguments to creator
} async_prefixes[] = {{"Async", "true", ", void* tag", ", tag"},
{"PrepareAsync", "false", "", ", nullptr"}};
if (method->NoStreaming()) {
printer->Print(*vars,
"::grpc::Status $ns$$Service$::Stub::$Method$("
"::grpc::ClientContext* context, "
"const $Request$& request, $Response$* response) {\n");
printer->Print(*vars,
" return ::grpc::internal::BlockingUnaryCall"
"(channel_.get(), rpcmethod_$Method$_, "
"context, request, response);\n}\n\n");
printer->Print(*vars,
"void $ns$$Service$::Stub::experimental_async::$Method$("
"::grpc::ClientContext* context, "
"const $Request$* request, $Response$* response, "
"std::function<void(::grpc::Status)> f) {\n");
printer->Print(*vars,
" ::grpc_impl::internal::CallbackUnaryCall"
"(stub_->channel_.get(), stub_->rpcmethod_$Method$_, "
"context, request, response, std::move(f));\n}\n\n");
printer->Print(*vars,
"void $ns$$Service$::Stub::experimental_async::$Method$("
"::grpc::ClientContext* context, "
"const ::grpc::ByteBuffer* request, $Response$* response, "
"std::function<void(::grpc::Status)> f) {\n");
printer->Print(*vars,
" ::grpc_impl::internal::CallbackUnaryCall"
"(stub_->channel_.get(), stub_->rpcmethod_$Method$_, "
"context, request, response, std::move(f));\n}\n\n");
printer->Print(*vars,
"void $ns$$Service$::Stub::experimental_async::$Method$("
"::grpc::ClientContext* context, "
"const $Request$* request, $Response$* response, "
"::grpc::experimental::ClientUnaryReactor* reactor) {\n");
printer->Print(*vars,
" ::grpc_impl::internal::ClientCallbackUnaryFactory::Create"
"(stub_->channel_.get(), stub_->rpcmethod_$Method$_, "
"context, request, response, reactor);\n}\n\n");
printer->Print(*vars,
"void $ns$$Service$::Stub::experimental_async::$Method$("
"::grpc::ClientContext* context, "
"const ::grpc::ByteBuffer* request, $Response$* response, "
"::grpc::experimental::ClientUnaryReactor* reactor) {\n");
printer->Print(*vars,
" ::grpc_impl::internal::ClientCallbackUnaryFactory::Create"
"(stub_->channel_.get(), stub_->rpcmethod_$Method$_, "
"context, request, response, reactor);\n}\n\n");
for (auto async_prefix : async_prefixes) {
(*vars)["AsyncPrefix"] = async_prefix.prefix;
(*vars)["AsyncStart"] = async_prefix.start;
printer->Print(*vars,
"::grpc::ClientAsyncResponseReader< $Response$>* "
"$ns$$Service$::Stub::$AsyncPrefix$$Method$Raw(::grpc::"
"ClientContext* context, "
"const $Request$& request, "
"::grpc::CompletionQueue* cq) {\n");
printer->Print(
*vars,
" return "
"::grpc_impl::internal::ClientAsyncResponseReaderFactory< $Response$>"
"::Create(channel_.get(), cq, "
"rpcmethod_$Method$_, "
"context, request, $AsyncStart$);\n"
"}\n\n");
}
} else if (ClientOnlyStreaming(method)) {
printer->Print(*vars,
"::grpc::ClientWriter< $Request$>* "
"$ns$$Service$::Stub::$Method$Raw("
"::grpc::ClientContext* context, $Response$* response) {\n");
printer->Print(*vars,
" return ::grpc_impl::internal::ClientWriterFactory< "
"$Request$>::Create("
"channel_.get(), "
"rpcmethod_$Method$_, "
"context, response);\n"
"}\n\n");
printer->Print(
*vars,
"void $ns$$Service$::"
"Stub::experimental_async::$Method$(::grpc::ClientContext* context, "
"$Response$* response, "
"::grpc::experimental::ClientWriteReactor< $Request$>* reactor) {\n");
printer->Print(*vars,
" ::grpc_impl::internal::ClientCallbackWriterFactory< "
"$Request$>::Create("
"stub_->channel_.get(), "
"stub_->rpcmethod_$Method$_, "
"context, response, reactor);\n"
"}\n\n");
for (auto async_prefix : async_prefixes) {
(*vars)["AsyncPrefix"] = async_prefix.prefix;
(*vars)["AsyncStart"] = async_prefix.start;
(*vars)["AsyncMethodParams"] = async_prefix.method_params;
(*vars)["AsyncCreateArgs"] = async_prefix.create_args;
printer->Print(*vars,
"::grpc::ClientAsyncWriter< $Request$>* "
"$ns$$Service$::Stub::$AsyncPrefix$$Method$Raw("
"::grpc::ClientContext* context, $Response$* response, "
"::grpc::CompletionQueue* cq$AsyncMethodParams$) {\n");
printer->Print(
*vars,
" return ::grpc_impl::internal::ClientAsyncWriterFactory< $Request$>"
"::Create(channel_.get(), cq, "
"rpcmethod_$Method$_, "
"context, response, $AsyncStart$$AsyncCreateArgs$);\n"
"}\n\n");
}
} else if (ServerOnlyStreaming(method)) {
printer->Print(
*vars,
"::grpc::ClientReader< $Response$>* "
"$ns$$Service$::Stub::$Method$Raw("
"::grpc::ClientContext* context, const $Request$& request) {\n");
printer->Print(*vars,
" return ::grpc_impl::internal::ClientReaderFactory< "
"$Response$>::Create("
"channel_.get(), "
"rpcmethod_$Method$_, "
"context, request);\n"
"}\n\n");
printer->Print(
*vars,
"void $ns$$Service$::Stub::experimental_async::$Method$(::grpc::"
"ClientContext* context, "
"$Request$* request, "
"::grpc::experimental::ClientReadReactor< $Response$>* reactor) {\n");
printer->Print(*vars,
" ::grpc_impl::internal::ClientCallbackReaderFactory< "
"$Response$>::Create("
"stub_->channel_.get(), "
"stub_->rpcmethod_$Method$_, "
"context, request, reactor);\n"
"}\n\n");
for (auto async_prefix : async_prefixes) {
(*vars)["AsyncPrefix"] = async_prefix.prefix;
(*vars)["AsyncStart"] = async_prefix.start;
(*vars)["AsyncMethodParams"] = async_prefix.method_params;
(*vars)["AsyncCreateArgs"] = async_prefix.create_args;
printer->Print(
*vars,
"::grpc::ClientAsyncReader< $Response$>* "
"$ns$$Service$::Stub::$AsyncPrefix$$Method$Raw("
"::grpc::ClientContext* context, const $Request$& request, "
"::grpc::CompletionQueue* cq$AsyncMethodParams$) {\n");
printer->Print(
*vars,
" return ::grpc_impl::internal::ClientAsyncReaderFactory< "
"$Response$>"
"::Create(channel_.get(), cq, "
"rpcmethod_$Method$_, "
"context, request, $AsyncStart$$AsyncCreateArgs$);\n"
"}\n\n");
}
} else if (method->BidiStreaming()) {
printer->Print(
*vars,
"::grpc::ClientReaderWriter< $Request$, $Response$>* "
"$ns$$Service$::Stub::$Method$Raw(::grpc::ClientContext* context) {\n");
printer->Print(*vars,
" return ::grpc_impl::internal::ClientReaderWriterFactory< "
"$Request$, $Response$>::Create("
"channel_.get(), "
"rpcmethod_$Method$_, "
"context);\n"
"}\n\n");
printer->Print(
*vars,
"void $ns$$Service$::Stub::experimental_async::$Method$(::grpc::"
"ClientContext* context, "
"::grpc::experimental::ClientBidiReactor< $Request$,$Response$>* "
"reactor) {\n");
printer->Print(
*vars,
" ::grpc_impl::internal::ClientCallbackReaderWriterFactory< "
"$Request$,$Response$>::Create("
"stub_->channel_.get(), "
"stub_->rpcmethod_$Method$_, "
"context, reactor);\n"
"}\n\n");
for (auto async_prefix : async_prefixes) {
(*vars)["AsyncPrefix"] = async_prefix.prefix;
(*vars)["AsyncStart"] = async_prefix.start;
(*vars)["AsyncMethodParams"] = async_prefix.method_params;
(*vars)["AsyncCreateArgs"] = async_prefix.create_args;
printer->Print(*vars,
"::grpc::ClientAsyncReaderWriter< $Request$, $Response$>* "
"$ns$$Service$::Stub::$AsyncPrefix$$Method$Raw(::grpc::"
"ClientContext* context, "
"::grpc::CompletionQueue* cq$AsyncMethodParams$) {\n");
printer->Print(*vars,
" return "
"::grpc_impl::internal::ClientAsyncReaderWriterFactory< "
"$Request$, $Response$>::Create("
"channel_.get(), cq, "
"rpcmethod_$Method$_, "
"context, $AsyncStart$$AsyncCreateArgs$);\n"
"}\n\n");
}
}
}