mirror of
https://github.com/google/flatbuffers.git
synced 2026-06-04 12:43:24 +00:00
48f37f9e0a
Also added simple (in-process) test. Change-Id: I38580d554dd52f590e3396ec4846e07546dcf07d Tested: on Linux.
1203 lines
46 KiB
C++
1203 lines
46 KiB
C++
/*
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*
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* Copyright 2015, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <map>
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#include "src/compiler/cpp_generator.h"
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#include <sstream>
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namespace grpc_cpp_generator {
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namespace {
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template <class T>
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grpc::string as_string(T x) {
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std::ostringstream out;
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out << x;
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return out.str();
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}
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grpc::string FilenameIdentifier(const grpc::string &filename) {
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grpc::string result;
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for (unsigned i = 0; i < filename.size(); i++) {
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char c = filename[i];
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if (isalnum(c)) {
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result.push_back(c);
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} else {
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static char hex[] = "0123456789abcdef";
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result.push_back('_');
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result.push_back(hex[(c >> 4) & 0xf]);
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result.push_back(hex[c & 0xf]);
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}
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}
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return result;
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}
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} // namespace
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template<class T, size_t N>
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T *array_end(T (&array)[N]) { return array + N; }
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void PrintIncludes(Printer *printer, const std::vector<grpc::string>& headers, const Parameters ¶ms) {
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std::map<grpc::string, grpc::string> vars;
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vars["l"] = params.use_system_headers ? '<' : '"';
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vars["r"] = params.use_system_headers ? '>' : '"';
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if (!params.grpc_search_path.empty()) {
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vars["l"] += params.grpc_search_path;
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if (params.grpc_search_path.back() != '/') {
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vars["l"] += '/';
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}
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}
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for (auto i = headers.begin(); i != headers.end(); i++) {
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vars["h"] = *i;
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printer->Print(vars, "#include $l$$h$$r$\n");
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}
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}
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grpc::string GetHeaderPrologue(File *file, const Parameters & /*params*/) {
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grpc::string output;
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{
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// Scope the output stream so it closes and finalizes output to the string.
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auto printer = file->CreatePrinter(&output);
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std::map<grpc::string, grpc::string> vars;
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vars["filename"] = file->filename();
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vars["filename_identifier"] = FilenameIdentifier(file->filename());
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vars["filename_base"] = file->filename_without_ext();
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vars["message_header_ext"] = file->message_header_ext();
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printer->Print(vars, "// Generated by the gRPC protobuf plugin.\n");
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printer->Print(vars,
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"// If you make any local change, they will be lost.\n");
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printer->Print(vars, "// source: $filename$\n");
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printer->Print(vars, "#ifndef GRPC_$filename_identifier$__INCLUDED\n");
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printer->Print(vars, "#define GRPC_$filename_identifier$__INCLUDED\n");
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printer->Print(vars, "\n");
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printer->Print(vars, "#include \"$filename_base$$message_header_ext$\"\n");
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printer->Print(vars, "\n");
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}
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return output;
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}
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grpc::string GetHeaderIncludes(File *file,
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const Parameters ¶ms) {
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grpc::string output;
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{
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// Scope the output stream so it closes and finalizes output to the string.
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auto printer = file->CreatePrinter(&output);
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std::map<grpc::string, grpc::string> vars;
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static const char *headers_strs[] = {
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"grpc++/impl/codegen/async_stream.h",
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"grpc++/impl/codegen/async_unary_call.h",
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"grpc++/impl/codegen/proto_utils.h",
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"grpc++/impl/codegen/rpc_method.h",
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"grpc++/impl/codegen/service_type.h",
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"grpc++/impl/codegen/status.h",
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"grpc++/impl/codegen/stub_options.h",
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"grpc++/impl/codegen/sync_stream.h"
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};
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std::vector<grpc::string> headers(headers_strs, array_end(headers_strs));
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PrintIncludes(printer.get(), headers, params);
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printer->Print(vars, "\n");
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printer->Print(vars, "namespace grpc {\n");
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printer->Print(vars, "class CompletionQueue;\n");
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printer->Print(vars, "class Channel;\n");
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printer->Print(vars, "class RpcService;\n");
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printer->Print(vars, "class ServerCompletionQueue;\n");
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printer->Print(vars, "class ServerContext;\n");
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printer->Print(vars, "} // namespace grpc\n\n");
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if (!file->package().empty()) {
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std::vector<grpc::string> parts = file->package_parts();
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for (auto part = parts.begin(); part != parts.end(); part++) {
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vars["part"] = *part;
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printer->Print(vars, "namespace $part$ {\n");
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}
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printer->Print(vars, "\n");
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}
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}
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return output;
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}
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void PrintHeaderClientMethodInterfaces(
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Printer *printer, const Method *method,
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std::map<grpc::string, grpc::string> *vars, bool is_public) {
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(*vars)["Method"] = method->name();
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(*vars)["Request"] = method->input_type_name();
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(*vars)["Response"] = method->output_type_name();
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if (is_public) {
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if (method->NoStreaming()) {
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printer->Print(
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*vars,
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"virtual ::grpc::Status $Method$(::grpc::ClientContext* context, "
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"const $Request$& request, $Response$* response) = 0;\n");
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printer->Print(*vars,
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"std::unique_ptr< "
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"::grpc::ClientAsyncResponseReaderInterface< $Response$>> "
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"Async$Method$(::grpc::ClientContext* context, "
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"const $Request$& request, "
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"::grpc::CompletionQueue* cq) {\n");
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printer->Indent();
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printer->Print(*vars,
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"return std::unique_ptr< "
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"::grpc::ClientAsyncResponseReaderInterface< $Response$>>("
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"Async$Method$Raw(context, request, cq));\n");
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printer->Outdent();
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printer->Print("}\n");
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} else if (method->ClientOnlyStreaming()) {
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientWriterInterface< $Request$>>"
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" $Method$("
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"::grpc::ClientContext* context, $Response$* response) {\n");
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printer->Indent();
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printer->Print(
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*vars,
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"return std::unique_ptr< ::grpc::ClientWriterInterface< $Request$>>"
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"($Method$Raw(context, response));\n");
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printer->Outdent();
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printer->Print("}\n");
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientAsyncWriterInterface< $Request$>>"
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" Async$Method$(::grpc::ClientContext* context, $Response$* "
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"response, "
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"::grpc::CompletionQueue* cq, void* tag) {\n");
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printer->Indent();
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printer->Print(*vars,
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"return std::unique_ptr< "
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"::grpc::ClientAsyncWriterInterface< $Request$>>("
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"Async$Method$Raw(context, response, cq, tag));\n");
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printer->Outdent();
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printer->Print("}\n");
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} else if (method->ServerOnlyStreaming()) {
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientReaderInterface< $Response$>>"
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" $Method$(::grpc::ClientContext* context, const $Request$& request)"
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" {\n");
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printer->Indent();
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printer->Print(
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*vars,
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"return std::unique_ptr< ::grpc::ClientReaderInterface< $Response$>>"
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"($Method$Raw(context, request));\n");
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printer->Outdent();
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printer->Print("}\n");
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientAsyncReaderInterface< $Response$>> "
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"Async$Method$("
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"::grpc::ClientContext* context, const $Request$& request, "
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"::grpc::CompletionQueue* cq, void* tag) {\n");
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printer->Indent();
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printer->Print(*vars,
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"return std::unique_ptr< "
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"::grpc::ClientAsyncReaderInterface< $Response$>>("
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"Async$Method$Raw(context, request, cq, tag));\n");
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printer->Outdent();
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printer->Print("}\n");
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} else if (method->BidiStreaming()) {
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printer->Print(*vars,
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"std::unique_ptr< ::grpc::ClientReaderWriterInterface< "
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"$Request$, $Response$>> "
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"$Method$(::grpc::ClientContext* context) {\n");
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printer->Indent();
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printer->Print(
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*vars,
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"return std::unique_ptr< "
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"::grpc::ClientReaderWriterInterface< $Request$, $Response$>>("
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"$Method$Raw(context));\n");
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printer->Outdent();
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printer->Print("}\n");
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printer->Print(
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*vars,
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"std::unique_ptr< "
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"::grpc::ClientAsyncReaderWriterInterface< $Request$, $Response$>> "
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"Async$Method$(::grpc::ClientContext* context, "
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"::grpc::CompletionQueue* cq, void* tag) {\n");
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printer->Indent();
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printer->Print(
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*vars,
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"return std::unique_ptr< "
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"::grpc::ClientAsyncReaderWriterInterface< $Request$, $Response$>>("
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"Async$Method$Raw(context, cq, tag));\n");
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printer->Outdent();
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printer->Print("}\n");
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}
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} else {
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if (method->NoStreaming()) {
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printer->Print(
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*vars,
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"virtual ::grpc::ClientAsyncResponseReaderInterface< $Response$>* "
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"Async$Method$Raw(::grpc::ClientContext* context, "
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"const $Request$& request, "
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"::grpc::CompletionQueue* cq) = 0;\n");
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} else if (method->ClientOnlyStreaming()) {
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printer->Print(
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*vars,
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"virtual ::grpc::ClientWriterInterface< $Request$>*"
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" $Method$Raw("
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"::grpc::ClientContext* context, $Response$* response) = 0;\n");
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printer->Print(*vars,
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"virtual ::grpc::ClientAsyncWriterInterface< $Request$>*"
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" Async$Method$Raw(::grpc::ClientContext* context, "
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"$Response$* response, "
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"::grpc::CompletionQueue* cq, void* tag) = 0;\n");
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} else if (method->ServerOnlyStreaming()) {
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printer->Print(
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*vars,
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"virtual ::grpc::ClientReaderInterface< $Response$>* $Method$Raw("
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"::grpc::ClientContext* context, const $Request$& request) = 0;\n");
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printer->Print(
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*vars,
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"virtual ::grpc::ClientAsyncReaderInterface< $Response$>* "
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"Async$Method$Raw("
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"::grpc::ClientContext* context, const $Request$& request, "
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"::grpc::CompletionQueue* cq, void* tag) = 0;\n");
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} else if (method->BidiStreaming()) {
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printer->Print(*vars,
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"virtual ::grpc::ClientReaderWriterInterface< $Request$, "
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"$Response$>* "
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"$Method$Raw(::grpc::ClientContext* context) = 0;\n");
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printer->Print(*vars,
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"virtual ::grpc::ClientAsyncReaderWriterInterface< "
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"$Request$, $Response$>* "
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"Async$Method$Raw(::grpc::ClientContext* context, "
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"::grpc::CompletionQueue* cq, void* tag) = 0;\n");
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}
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}
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}
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void PrintHeaderClientMethod(Printer *printer,
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const Method *method,
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std::map<grpc::string, grpc::string> *vars,
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bool is_public) {
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(*vars)["Method"] = method->name();
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(*vars)["Request"] = method->input_type_name();
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(*vars)["Response"] = method->output_type_name();
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if (is_public) {
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if (method->NoStreaming()) {
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printer->Print(
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*vars,
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"::grpc::Status $Method$(::grpc::ClientContext* context, "
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"const $Request$& request, $Response$* response) GRPC_OVERRIDE;\n");
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientAsyncResponseReader< $Response$>> "
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"Async$Method$(::grpc::ClientContext* context, "
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"const $Request$& request, "
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"::grpc::CompletionQueue* cq) {\n");
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printer->Indent();
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printer->Print(*vars,
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"return std::unique_ptr< "
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"::grpc::ClientAsyncResponseReader< $Response$>>("
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"Async$Method$Raw(context, request, cq));\n");
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printer->Outdent();
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printer->Print("}\n");
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} else if (method->ClientOnlyStreaming()) {
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientWriter< $Request$>>"
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" $Method$("
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"::grpc::ClientContext* context, $Response$* response) {\n");
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printer->Indent();
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printer->Print(*vars,
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"return std::unique_ptr< ::grpc::ClientWriter< $Request$>>"
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"($Method$Raw(context, response));\n");
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printer->Outdent();
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printer->Print("}\n");
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printer->Print(*vars,
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"std::unique_ptr< ::grpc::ClientAsyncWriter< $Request$>>"
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" Async$Method$(::grpc::ClientContext* context, "
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"$Response$* response, "
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"::grpc::CompletionQueue* cq, void* tag) {\n");
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printer->Indent();
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printer->Print(
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*vars,
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"return std::unique_ptr< ::grpc::ClientAsyncWriter< $Request$>>("
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"Async$Method$Raw(context, response, cq, tag));\n");
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printer->Outdent();
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printer->Print("}\n");
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} else if (method->ServerOnlyStreaming()) {
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientReader< $Response$>>"
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" $Method$(::grpc::ClientContext* context, const $Request$& request)"
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" {\n");
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printer->Indent();
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printer->Print(
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*vars,
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"return std::unique_ptr< ::grpc::ClientReader< $Response$>>"
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"($Method$Raw(context, request));\n");
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printer->Outdent();
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printer->Print("}\n");
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientAsyncReader< $Response$>> "
|
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"Async$Method$("
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"::grpc::ClientContext* context, const $Request$& request, "
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"::grpc::CompletionQueue* cq, void* tag) {\n");
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printer->Indent();
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|
printer->Print(
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*vars,
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|
"return std::unique_ptr< ::grpc::ClientAsyncReader< $Response$>>("
|
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"Async$Method$Raw(context, request, cq, tag));\n");
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printer->Outdent();
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printer->Print("}\n");
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} else if (method->BidiStreaming()) {
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printer->Print(
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*vars,
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"std::unique_ptr< ::grpc::ClientReaderWriter< $Request$, $Response$>>"
|
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" $Method$(::grpc::ClientContext* context) {\n");
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printer->Indent();
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|
printer->Print(*vars,
|
|
"return std::unique_ptr< "
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|
"::grpc::ClientReaderWriter< $Request$, $Response$>>("
|
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"$Method$Raw(context));\n");
|
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printer->Outdent();
|
|
printer->Print("}\n");
|
|
printer->Print(*vars,
|
|
"std::unique_ptr< ::grpc::ClientAsyncReaderWriter< "
|
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"$Request$, $Response$>> "
|
|
"Async$Method$(::grpc::ClientContext* context, "
|
|
"::grpc::CompletionQueue* cq, void* tag) {\n");
|
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printer->Indent();
|
|
printer->Print(*vars,
|
|
"return std::unique_ptr< "
|
|
"::grpc::ClientAsyncReaderWriter< $Request$, $Response$>>("
|
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"Async$Method$Raw(context, cq, tag));\n");
|
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printer->Outdent();
|
|
printer->Print("}\n");
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}
|
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} else {
|
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if (method->NoStreaming()) {
|
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printer->Print(*vars,
|
|
"::grpc::ClientAsyncResponseReader< $Response$>* "
|
|
"Async$Method$Raw(::grpc::ClientContext* context, "
|
|
"const $Request$& request, "
|
|
"::grpc::CompletionQueue* cq) GRPC_OVERRIDE;\n");
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} else if (method->ClientOnlyStreaming()) {
|
|
printer->Print(*vars,
|
|
"::grpc::ClientWriter< $Request$>* $Method$Raw("
|
|
"::grpc::ClientContext* context, $Response$* response) "
|
|
"GRPC_OVERRIDE;\n");
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|
printer->Print(
|
|
*vars,
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|
"::grpc::ClientAsyncWriter< $Request$>* Async$Method$Raw("
|
|
"::grpc::ClientContext* context, $Response$* response, "
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"::grpc::CompletionQueue* cq, void* tag) GRPC_OVERRIDE;\n");
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} else if (method->ServerOnlyStreaming()) {
|
|
printer->Print(*vars,
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|
"::grpc::ClientReader< $Response$>* $Method$Raw("
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"::grpc::ClientContext* context, const $Request$& request)"
|
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" GRPC_OVERRIDE;\n");
|
|
printer->Print(
|
|
*vars,
|
|
"::grpc::ClientAsyncReader< $Response$>* Async$Method$Raw("
|
|
"::grpc::ClientContext* context, const $Request$& request, "
|
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"::grpc::CompletionQueue* cq, void* tag) GRPC_OVERRIDE;\n");
|
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} else if (method->BidiStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"::grpc::ClientReaderWriter< $Request$, $Response$>* "
|
|
"$Method$Raw(::grpc::ClientContext* context) GRPC_OVERRIDE;\n");
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|
printer->Print(
|
|
*vars,
|
|
"::grpc::ClientAsyncReaderWriter< $Request$, $Response$>* "
|
|
"Async$Method$Raw(::grpc::ClientContext* context, "
|
|
"::grpc::CompletionQueue* cq, void* tag) GRPC_OVERRIDE;\n");
|
|
}
|
|
}
|
|
}
|
|
|
|
void PrintHeaderClientMethodData(Printer *printer, const Method *method,
|
|
std::map<grpc::string, grpc::string> *vars) {
|
|
(*vars)["Method"] = method->name();
|
|
printer->Print(*vars, "const ::grpc::RpcMethod rpcmethod_$Method$_;\n");
|
|
}
|
|
|
|
void PrintHeaderServerMethodSync(Printer *printer, const 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();
|
|
if (method->NoStreaming()) {
|
|
printer->Print(*vars,
|
|
"virtual ::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, const $Request$* request, "
|
|
"$Response$* response);\n");
|
|
} else if (method->ClientOnlyStreaming()) {
|
|
printer->Print(*vars,
|
|
"virtual ::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerReader< $Request$>* reader, "
|
|
"$Response$* response);\n");
|
|
} else if (method->ServerOnlyStreaming()) {
|
|
printer->Print(*vars,
|
|
"virtual ::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, const $Request$* request, "
|
|
"::grpc::ServerWriter< $Response$>* writer);\n");
|
|
} else if (method->BidiStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"virtual ::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerReaderWriter< $Response$, $Request$>* stream);"
|
|
"\n");
|
|
}
|
|
}
|
|
|
|
void PrintHeaderServerMethodAsync(
|
|
Printer *printer,
|
|
const 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();
|
|
printer->Print(*vars, "template <class BaseClass>\n");
|
|
printer->Print(*vars,
|
|
"class WithAsyncMethod_$Method$ : public BaseClass {\n");
|
|
printer->Print(
|
|
" private:\n"
|
|
" void BaseClassMustBeDerivedFromService(const Service *service) {}\n");
|
|
printer->Print(" public:\n");
|
|
printer->Indent();
|
|
printer->Print(*vars,
|
|
"WithAsyncMethod_$Method$() {\n"
|
|
" ::grpc::Service::MarkMethodAsync($Idx$);\n"
|
|
"}\n");
|
|
printer->Print(*vars,
|
|
"~WithAsyncMethod_$Method$() GRPC_OVERRIDE {\n"
|
|
" BaseClassMustBeDerivedFromService(this);\n"
|
|
"}\n");
|
|
if (method->NoStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"// disable synchronous version of this method\n"
|
|
"::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, const $Request$* request, "
|
|
"$Response$* response) GRPC_FINAL GRPC_OVERRIDE {\n"
|
|
" abort();\n"
|
|
" return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
|
|
"}\n");
|
|
printer->Print(
|
|
*vars,
|
|
"void Request$Method$("
|
|
"::grpc::ServerContext* context, $Request$* request, "
|
|
"::grpc::ServerAsyncResponseWriter< $Response$>* response, "
|
|
"::grpc::CompletionQueue* new_call_cq, "
|
|
"::grpc::ServerCompletionQueue* notification_cq, void *tag) {\n");
|
|
printer->Print(*vars,
|
|
" ::grpc::Service::RequestAsyncUnary($Idx$, context, "
|
|
"request, response, new_call_cq, notification_cq, tag);\n");
|
|
printer->Print("}\n");
|
|
} else if (method->ClientOnlyStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"// disable synchronous version of this method\n"
|
|
"::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerReader< $Request$>* reader, "
|
|
"$Response$* response) GRPC_FINAL GRPC_OVERRIDE {\n"
|
|
" abort();\n"
|
|
" return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
|
|
"}\n");
|
|
printer->Print(
|
|
*vars,
|
|
"void Request$Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerAsyncReader< $Response$, $Request$>* reader, "
|
|
"::grpc::CompletionQueue* new_call_cq, "
|
|
"::grpc::ServerCompletionQueue* notification_cq, void *tag) {\n");
|
|
printer->Print(*vars,
|
|
" ::grpc::Service::RequestAsyncClientStreaming($Idx$, "
|
|
"context, reader, new_call_cq, notification_cq, tag);\n");
|
|
printer->Print("}\n");
|
|
} else if (method->ServerOnlyStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"// disable synchronous version of this method\n"
|
|
"::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, const $Request$* request, "
|
|
"::grpc::ServerWriter< $Response$>* writer) GRPC_FINAL GRPC_OVERRIDE "
|
|
"{\n"
|
|
" abort();\n"
|
|
" return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
|
|
"}\n");
|
|
printer->Print(
|
|
*vars,
|
|
"void Request$Method$("
|
|
"::grpc::ServerContext* context, $Request$* request, "
|
|
"::grpc::ServerAsyncWriter< $Response$>* writer, "
|
|
"::grpc::CompletionQueue* new_call_cq, "
|
|
"::grpc::ServerCompletionQueue* notification_cq, void *tag) {\n");
|
|
printer->Print(
|
|
*vars,
|
|
" ::grpc::Service::RequestAsyncServerStreaming($Idx$, "
|
|
"context, request, writer, new_call_cq, notification_cq, tag);\n");
|
|
printer->Print("}\n");
|
|
} else if (method->BidiStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"// disable synchronous version of this method\n"
|
|
"::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerReaderWriter< $Response$, $Request$>* stream) "
|
|
"GRPC_FINAL GRPC_OVERRIDE {\n"
|
|
" abort();\n"
|
|
" return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
|
|
"}\n");
|
|
printer->Print(
|
|
*vars,
|
|
"void Request$Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerAsyncReaderWriter< $Response$, $Request$>* stream, "
|
|
"::grpc::CompletionQueue* new_call_cq, "
|
|
"::grpc::ServerCompletionQueue* notification_cq, void *tag) {\n");
|
|
printer->Print(*vars,
|
|
" ::grpc::Service::RequestAsyncBidiStreaming($Idx$, "
|
|
"context, stream, new_call_cq, notification_cq, tag);\n");
|
|
printer->Print("}\n");
|
|
}
|
|
printer->Outdent();
|
|
printer->Print(*vars, "};\n");
|
|
}
|
|
|
|
void PrintHeaderServerMethodGeneric(
|
|
Printer *printer,
|
|
const 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();
|
|
printer->Print(*vars, "template <class BaseClass>\n");
|
|
printer->Print(*vars,
|
|
"class WithGenericMethod_$Method$ : public BaseClass {\n");
|
|
printer->Print(
|
|
" private:\n"
|
|
" void BaseClassMustBeDerivedFromService(const Service *service) {}\n");
|
|
printer->Print(" public:\n");
|
|
printer->Indent();
|
|
printer->Print(*vars,
|
|
"WithGenericMethod_$Method$() {\n"
|
|
" ::grpc::Service::MarkMethodGeneric($Idx$);\n"
|
|
"}\n");
|
|
printer->Print(*vars,
|
|
"~WithGenericMethod_$Method$() GRPC_OVERRIDE {\n"
|
|
" BaseClassMustBeDerivedFromService(this);\n"
|
|
"}\n");
|
|
if (method->NoStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"// disable synchronous version of this method\n"
|
|
"::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, const $Request$* request, "
|
|
"$Response$* response) GRPC_FINAL GRPC_OVERRIDE {\n"
|
|
" abort();\n"
|
|
" return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
|
|
"}\n");
|
|
} else if (method->ClientOnlyStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"// disable synchronous version of this method\n"
|
|
"::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerReader< $Request$>* reader, "
|
|
"$Response$* response) GRPC_FINAL GRPC_OVERRIDE {\n"
|
|
" abort();\n"
|
|
" return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
|
|
"}\n");
|
|
} else if (method->ServerOnlyStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"// disable synchronous version of this method\n"
|
|
"::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, const $Request$* request, "
|
|
"::grpc::ServerWriter< $Response$>* writer) GRPC_FINAL GRPC_OVERRIDE "
|
|
"{\n"
|
|
" abort();\n"
|
|
" return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
|
|
"}\n");
|
|
} else if (method->BidiStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"// disable synchronous version of this method\n"
|
|
"::grpc::Status $Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerReaderWriter< $Response$, $Request$>* stream) "
|
|
"GRPC_FINAL GRPC_OVERRIDE {\n"
|
|
" abort();\n"
|
|
" return ::grpc::Status(::grpc::StatusCode::UNIMPLEMENTED, \"\");\n"
|
|
"}\n");
|
|
}
|
|
printer->Outdent();
|
|
printer->Print(*vars, "};\n");
|
|
}
|
|
|
|
void PrintHeaderService(Printer *printer,
|
|
const Service *service,
|
|
std::map<grpc::string, grpc::string> *vars) {
|
|
(*vars)["Service"] = service->name();
|
|
|
|
printer->Print(*vars,
|
|
"class $Service$ GRPC_FINAL {\n"
|
|
" public:\n");
|
|
printer->Indent();
|
|
|
|
// Client side
|
|
printer->Print(
|
|
"class StubInterface {\n"
|
|
" public:\n");
|
|
printer->Indent();
|
|
printer->Print("virtual ~StubInterface() {}\n");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
PrintHeaderClientMethodInterfaces(printer, service->method(i).get(), vars, true);
|
|
}
|
|
printer->Outdent();
|
|
printer->Print("private:\n");
|
|
printer->Indent();
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
PrintHeaderClientMethodInterfaces(printer, service->method(i).get(), vars, false);
|
|
}
|
|
printer->Outdent();
|
|
printer->Print("};\n");
|
|
printer->Print(
|
|
"class Stub GRPC_FINAL : public StubInterface"
|
|
" {\n public:\n");
|
|
printer->Indent();
|
|
printer->Print("Stub(const std::shared_ptr< ::grpc::ChannelInterface>& channel);\n");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
PrintHeaderClientMethod(printer, service->method(i).get(), vars, true);
|
|
}
|
|
printer->Outdent();
|
|
printer->Print("\n private:\n");
|
|
printer->Indent();
|
|
printer->Print("std::shared_ptr< ::grpc::ChannelInterface> channel_;\n");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
PrintHeaderClientMethod(printer, service->method(i).get(), vars, false);
|
|
}
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
PrintHeaderClientMethodData(printer, service->method(i).get(), vars);
|
|
}
|
|
printer->Outdent();
|
|
printer->Print("};\n");
|
|
printer->Print(
|
|
"static std::unique_ptr<Stub> NewStub(const std::shared_ptr< "
|
|
"::grpc::ChannelInterface>& channel, "
|
|
"const ::grpc::StubOptions& options = ::grpc::StubOptions());\n");
|
|
|
|
printer->Print("\n");
|
|
|
|
// Server side - base
|
|
printer->Print(
|
|
"class Service : public ::grpc::Service {\n"
|
|
" public:\n");
|
|
printer->Indent();
|
|
printer->Print("Service();\n");
|
|
printer->Print("virtual ~Service();\n");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
PrintHeaderServerMethodSync(printer, service->method(i).get(), vars);
|
|
}
|
|
printer->Outdent();
|
|
printer->Print("};\n");
|
|
|
|
// Server side - Asynchronous
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
(*vars)["Idx"] = as_string(i);
|
|
PrintHeaderServerMethodAsync(printer, service->method(i).get(), vars);
|
|
}
|
|
|
|
printer->Print("typedef ");
|
|
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
(*vars)["method_name"] = service->method(i).get()->name();
|
|
printer->Print(*vars, "WithAsyncMethod_$method_name$<");
|
|
}
|
|
printer->Print("Service");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
printer->Print(" >");
|
|
}
|
|
printer->Print(" AsyncService;\n");
|
|
|
|
// Server side - Generic
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
(*vars)["Idx"] = as_string(i);
|
|
PrintHeaderServerMethodGeneric(printer, service->method(i).get(), vars);
|
|
}
|
|
|
|
printer->Outdent();
|
|
printer->Print("};\n");
|
|
}
|
|
|
|
grpc::string GetHeaderServices(File *file,
|
|
const Parameters ¶ms) {
|
|
grpc::string output;
|
|
{
|
|
// Scope the output stream so it closes and finalizes output to the string.
|
|
auto printer = file->CreatePrinter(&output);
|
|
std::map<grpc::string, grpc::string> vars;
|
|
// Package string is empty or ends with a dot. It is used to fully qualify
|
|
// method names.
|
|
vars["Package"] = file->package();
|
|
if (!file->package().empty()) {
|
|
vars["Package"].append(".");
|
|
}
|
|
|
|
if (!params.services_namespace.empty()) {
|
|
vars["services_namespace"] = params.services_namespace;
|
|
printer->Print(vars, "\nnamespace $services_namespace$ {\n\n");
|
|
}
|
|
|
|
for (int i = 0; i < file->service_count(); ++i) {
|
|
PrintHeaderService(printer.get(), file->service(i).get(), &vars);
|
|
printer->Print("\n");
|
|
}
|
|
|
|
if (!params.services_namespace.empty()) {
|
|
printer->Print(vars, "} // namespace $services_namespace$\n\n");
|
|
}
|
|
}
|
|
return output;
|
|
}
|
|
|
|
grpc::string GetHeaderEpilogue(File *file, const Parameters & /*params*/) {
|
|
grpc::string output;
|
|
{
|
|
// Scope the output stream so it closes and finalizes output to the string.
|
|
auto printer = file->CreatePrinter(&output);
|
|
std::map<grpc::string, grpc::string> vars;
|
|
|
|
vars["filename"] = file->filename();
|
|
vars["filename_identifier"] = FilenameIdentifier(file->filename());
|
|
|
|
if (!file->package().empty()) {
|
|
std::vector<grpc::string> parts = file->package_parts();
|
|
|
|
for (auto part = parts.rbegin(); part != parts.rend(); part++) {
|
|
vars["part"] = *part;
|
|
printer->Print(vars, "} // namespace $part$\n");
|
|
}
|
|
printer->Print(vars, "\n");
|
|
}
|
|
|
|
printer->Print(vars, "\n");
|
|
printer->Print(vars, "#endif // GRPC_$filename_identifier$__INCLUDED\n");
|
|
}
|
|
return output;
|
|
}
|
|
|
|
grpc::string GetSourcePrologue(File *file, const Parameters & /*params*/) {
|
|
grpc::string output;
|
|
{
|
|
// Scope the output stream so it closes and finalizes output to the string.
|
|
auto printer = file->CreatePrinter(&output);
|
|
std::map<grpc::string, grpc::string> vars;
|
|
|
|
vars["filename"] = file->filename();
|
|
vars["filename_base"] = file->filename_without_ext();
|
|
vars["message_header_ext"] = file->message_header_ext();
|
|
vars["service_header_ext"] = file->service_header_ext();
|
|
|
|
printer->Print(vars, "// Generated by the gRPC protobuf plugin.\n");
|
|
printer->Print(vars,
|
|
"// If you make any local change, they will be lost.\n");
|
|
printer->Print(vars, "// source: $filename$\n\n");
|
|
printer->Print(vars, "#include \"$filename_base$$message_header_ext$\"\n");
|
|
printer->Print(vars, "#include \"$filename_base$$service_header_ext$\"\n");
|
|
printer->Print(vars, file->additional_headers().c_str());
|
|
printer->Print(vars, "\n");
|
|
}
|
|
return output;
|
|
}
|
|
|
|
grpc::string GetSourceIncludes(File *file,
|
|
const Parameters ¶ms) {
|
|
grpc::string output;
|
|
{
|
|
// Scope the output stream so it closes and finalizes output to the string.
|
|
auto printer = file->CreatePrinter(&output);
|
|
std::map<grpc::string, grpc::string> vars;
|
|
|
|
static const char *headers_strs[] = {
|
|
"grpc++/impl/codegen/async_stream.h",
|
|
"grpc++/impl/codegen/async_unary_call.h",
|
|
"grpc++/impl/codegen/channel_interface.h",
|
|
"grpc++/impl/codegen/client_unary_call.h",
|
|
"grpc++/impl/codegen/method_handler_impl.h",
|
|
"grpc++/impl/codegen/rpc_service_method.h",
|
|
"grpc++/impl/codegen/service_type.h",
|
|
"grpc++/impl/codegen/sync_stream.h"
|
|
};
|
|
std::vector<grpc::string> headers(headers_strs, array_end(headers_strs));
|
|
PrintIncludes(printer.get(), headers, params);
|
|
|
|
if (!file->package().empty()) {
|
|
std::vector<grpc::string> parts = file->package_parts();
|
|
|
|
for (auto part = parts.begin(); part != parts.end(); part++) {
|
|
vars["part"] = *part;
|
|
printer->Print(vars, "namespace $part$ {\n");
|
|
}
|
|
}
|
|
|
|
printer->Print(vars, "\n");
|
|
}
|
|
return output;
|
|
}
|
|
|
|
void PrintSourceClientMethod(Printer *printer,
|
|
const Method *method,
|
|
std::map<grpc::string, grpc::string> *vars) {
|
|
(*vars)["Method"] = method->name();
|
|
(*vars)["Request"] = method->input_type_name();
|
|
(*vars)["Response"] = method->output_type_name();
|
|
if (method->NoStreaming()) {
|
|
printer->Print(*vars,
|
|
"::grpc::Status $ns$$Service$::Stub::$Method$("
|
|
"::grpc::ClientContext* context, "
|
|
"const $Request$& request, $Response$* response) {\n");
|
|
printer->Print(*vars,
|
|
" return ::grpc::BlockingUnaryCall(channel_.get(), "
|
|
"rpcmethod_$Method$_, "
|
|
"context, request, response);\n"
|
|
"}\n\n");
|
|
printer->Print(
|
|
*vars,
|
|
"::grpc::ClientAsyncResponseReader< $Response$>* "
|
|
"$ns$$Service$::Stub::Async$Method$Raw(::grpc::ClientContext* context, "
|
|
"const $Request$& request, "
|
|
"::grpc::CompletionQueue* cq) {\n");
|
|
printer->Print(*vars,
|
|
" return new "
|
|
"::grpc::ClientAsyncResponseReader< $Response$>("
|
|
"channel_.get(), cq, "
|
|
"rpcmethod_$Method$_, "
|
|
"context, request);\n"
|
|
"}\n\n");
|
|
} else if (method->ClientOnlyStreaming()) {
|
|
printer->Print(*vars,
|
|
"::grpc::ClientWriter< $Request$>* "
|
|
"$ns$$Service$::Stub::$Method$Raw("
|
|
"::grpc::ClientContext* context, $Response$* response) {\n");
|
|
printer->Print(*vars,
|
|
" return new ::grpc::ClientWriter< $Request$>("
|
|
"channel_.get(), "
|
|
"rpcmethod_$Method$_, "
|
|
"context, response);\n"
|
|
"}\n\n");
|
|
printer->Print(*vars,
|
|
"::grpc::ClientAsyncWriter< $Request$>* "
|
|
"$ns$$Service$::Stub::Async$Method$Raw("
|
|
"::grpc::ClientContext* context, $Response$* response, "
|
|
"::grpc::CompletionQueue* cq, void* tag) {\n");
|
|
printer->Print(*vars,
|
|
" return new ::grpc::ClientAsyncWriter< $Request$>("
|
|
"channel_.get(), cq, "
|
|
"rpcmethod_$Method$_, "
|
|
"context, response, tag);\n"
|
|
"}\n\n");
|
|
} else if (method->ServerOnlyStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"::grpc::ClientReader< $Response$>* "
|
|
"$ns$$Service$::Stub::$Method$Raw("
|
|
"::grpc::ClientContext* context, const $Request$& request) {\n");
|
|
printer->Print(*vars,
|
|
" return new ::grpc::ClientReader< $Response$>("
|
|
"channel_.get(), "
|
|
"rpcmethod_$Method$_, "
|
|
"context, request);\n"
|
|
"}\n\n");
|
|
printer->Print(*vars,
|
|
"::grpc::ClientAsyncReader< $Response$>* "
|
|
"$ns$$Service$::Stub::Async$Method$Raw("
|
|
"::grpc::ClientContext* context, const $Request$& request, "
|
|
"::grpc::CompletionQueue* cq, void* tag) {\n");
|
|
printer->Print(*vars,
|
|
" return new ::grpc::ClientAsyncReader< $Response$>("
|
|
"channel_.get(), cq, "
|
|
"rpcmethod_$Method$_, "
|
|
"context, request, tag);\n"
|
|
"}\n\n");
|
|
} else if (method->BidiStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"::grpc::ClientReaderWriter< $Request$, $Response$>* "
|
|
"$ns$$Service$::Stub::$Method$Raw(::grpc::ClientContext* context) {\n");
|
|
printer->Print(*vars,
|
|
" return new ::grpc::ClientReaderWriter< "
|
|
"$Request$, $Response$>("
|
|
"channel_.get(), "
|
|
"rpcmethod_$Method$_, "
|
|
"context);\n"
|
|
"}\n\n");
|
|
printer->Print(
|
|
*vars,
|
|
"::grpc::ClientAsyncReaderWriter< $Request$, $Response$>* "
|
|
"$ns$$Service$::Stub::Async$Method$Raw(::grpc::ClientContext* context, "
|
|
"::grpc::CompletionQueue* cq, void* tag) {\n");
|
|
printer->Print(*vars,
|
|
" return new "
|
|
"::grpc::ClientAsyncReaderWriter< $Request$, $Response$>("
|
|
"channel_.get(), cq, "
|
|
"rpcmethod_$Method$_, "
|
|
"context, tag);\n"
|
|
"}\n\n");
|
|
}
|
|
}
|
|
|
|
void PrintSourceServerMethod(Printer *printer,
|
|
const Method *method,
|
|
std::map<grpc::string, grpc::string> *vars) {
|
|
(*vars)["Method"] = method->name();
|
|
(*vars)["Request"] = method->input_type_name();
|
|
(*vars)["Response"] = method->output_type_name();
|
|
if (method->NoStreaming()) {
|
|
printer->Print(*vars,
|
|
"::grpc::Status $ns$$Service$::Service::$Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"const $Request$* request, $Response$* response) {\n");
|
|
printer->Print(" (void) context;\n");
|
|
printer->Print(" (void) request;\n");
|
|
printer->Print(" (void) response;\n");
|
|
printer->Print(
|
|
" return ::grpc::Status("
|
|
"::grpc::StatusCode::UNIMPLEMENTED, \"\");\n");
|
|
printer->Print("}\n\n");
|
|
} else if (method->ClientOnlyStreaming()) {
|
|
printer->Print(*vars,
|
|
"::grpc::Status $ns$$Service$::Service::$Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerReader< $Request$>* reader, "
|
|
"$Response$* response) {\n");
|
|
printer->Print(" (void) context;\n");
|
|
printer->Print(" (void) reader;\n");
|
|
printer->Print(" (void) response;\n");
|
|
printer->Print(
|
|
" return ::grpc::Status("
|
|
"::grpc::StatusCode::UNIMPLEMENTED, \"\");\n");
|
|
printer->Print("}\n\n");
|
|
} else if (method->ServerOnlyStreaming()) {
|
|
printer->Print(*vars,
|
|
"::grpc::Status $ns$$Service$::Service::$Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"const $Request$* request, "
|
|
"::grpc::ServerWriter< $Response$>* writer) {\n");
|
|
printer->Print(" (void) context;\n");
|
|
printer->Print(" (void) request;\n");
|
|
printer->Print(" (void) writer;\n");
|
|
printer->Print(
|
|
" return ::grpc::Status("
|
|
"::grpc::StatusCode::UNIMPLEMENTED, \"\");\n");
|
|
printer->Print("}\n\n");
|
|
} else if (method->BidiStreaming()) {
|
|
printer->Print(*vars,
|
|
"::grpc::Status $ns$$Service$::Service::$Method$("
|
|
"::grpc::ServerContext* context, "
|
|
"::grpc::ServerReaderWriter< $Response$, $Request$>* "
|
|
"stream) {\n");
|
|
printer->Print(" (void) context;\n");
|
|
printer->Print(" (void) stream;\n");
|
|
printer->Print(
|
|
" return ::grpc::Status("
|
|
"::grpc::StatusCode::UNIMPLEMENTED, \"\");\n");
|
|
printer->Print("}\n\n");
|
|
}
|
|
}
|
|
|
|
void PrintSourceService(Printer *printer,
|
|
const Service *service,
|
|
std::map<grpc::string, grpc::string> *vars) {
|
|
(*vars)["Service"] = service->name();
|
|
|
|
printer->Print(*vars,
|
|
"static const char* $prefix$$Service$_method_names[] = {\n");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
(*vars)["Method"] = service->method(i).get()->name();
|
|
printer->Print(*vars, " \"/$Package$$Service$/$Method$\",\n");
|
|
}
|
|
printer->Print(*vars, "};\n\n");
|
|
|
|
printer->Print(*vars,
|
|
"std::unique_ptr< $ns$$Service$::Stub> $ns$$Service$::NewStub("
|
|
"const std::shared_ptr< ::grpc::ChannelInterface>& channel, "
|
|
"const ::grpc::StubOptions& options) {\n"
|
|
" std::unique_ptr< $ns$$Service$::Stub> stub(new "
|
|
"$ns$$Service$::Stub(channel));\n"
|
|
" return stub;\n"
|
|
"}\n\n");
|
|
printer->Print(*vars,
|
|
"$ns$$Service$::Stub::Stub(const std::shared_ptr< "
|
|
"::grpc::ChannelInterface>& channel)\n");
|
|
printer->Indent();
|
|
printer->Print(": channel_(channel)");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
auto method = service->method(i);
|
|
(*vars)["Method"] = method->name();
|
|
(*vars)["Idx"] = as_string(i);
|
|
if (method->NoStreaming()) {
|
|
(*vars)["StreamingType"] = "NORMAL_RPC";
|
|
} else if (method->ClientOnlyStreaming()) {
|
|
(*vars)["StreamingType"] = "CLIENT_STREAMING";
|
|
} else if (method->ServerOnlyStreaming()) {
|
|
(*vars)["StreamingType"] = "SERVER_STREAMING";
|
|
} else {
|
|
(*vars)["StreamingType"] = "BIDI_STREAMING";
|
|
}
|
|
printer->Print(*vars,
|
|
", rpcmethod_$Method$_("
|
|
"$prefix$$Service$_method_names[$Idx$], "
|
|
"::grpc::RpcMethod::$StreamingType$, "
|
|
"channel"
|
|
")\n");
|
|
}
|
|
printer->Print("{}\n\n");
|
|
printer->Outdent();
|
|
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
(*vars)["Idx"] = as_string(i);
|
|
PrintSourceClientMethod(printer, service->method(i).get(), vars);
|
|
}
|
|
|
|
printer->Print(*vars, "$ns$$Service$::Service::Service() {\n");
|
|
printer->Indent();
|
|
printer->Print(*vars, "(void)$prefix$$Service$_method_names;\n");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
auto method = service->method(i);
|
|
(*vars)["Idx"] = as_string(i);
|
|
(*vars)["Method"] = method->name();
|
|
(*vars)["Request"] = method->input_type_name();
|
|
(*vars)["Response"] = method->output_type_name();
|
|
if (method->NoStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"AddMethod(new ::grpc::RpcServiceMethod(\n"
|
|
" $prefix$$Service$_method_names[$Idx$],\n"
|
|
" ::grpc::RpcMethod::NORMAL_RPC,\n"
|
|
" new ::grpc::RpcMethodHandler< $ns$$Service$::Service, "
|
|
"$Request$, "
|
|
"$Response$>(\n"
|
|
" std::mem_fn(&$ns$$Service$::Service::$Method$), this)));\n");
|
|
} else if (method->ClientOnlyStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"AddMethod(new ::grpc::RpcServiceMethod(\n"
|
|
" $prefix$$Service$_method_names[$Idx$],\n"
|
|
" ::grpc::RpcMethod::CLIENT_STREAMING,\n"
|
|
" new ::grpc::ClientStreamingHandler< "
|
|
"$ns$$Service$::Service, $Request$, $Response$>(\n"
|
|
" std::mem_fn(&$ns$$Service$::Service::$Method$), this)));\n");
|
|
} else if (method->ServerOnlyStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"AddMethod(new ::grpc::RpcServiceMethod(\n"
|
|
" $prefix$$Service$_method_names[$Idx$],\n"
|
|
" ::grpc::RpcMethod::SERVER_STREAMING,\n"
|
|
" new ::grpc::ServerStreamingHandler< "
|
|
"$ns$$Service$::Service, $Request$, $Response$>(\n"
|
|
" std::mem_fn(&$ns$$Service$::Service::$Method$), this)));\n");
|
|
} else if (method->BidiStreaming()) {
|
|
printer->Print(
|
|
*vars,
|
|
"AddMethod(new ::grpc::RpcServiceMethod(\n"
|
|
" $prefix$$Service$_method_names[$Idx$],\n"
|
|
" ::grpc::RpcMethod::BIDI_STREAMING,\n"
|
|
" new ::grpc::BidiStreamingHandler< "
|
|
"$ns$$Service$::Service, $Request$, $Response$>(\n"
|
|
" std::mem_fn(&$ns$$Service$::Service::$Method$), this)));\n");
|
|
}
|
|
}
|
|
printer->Outdent();
|
|
printer->Print(*vars, "}\n\n");
|
|
printer->Print(*vars,
|
|
"$ns$$Service$::Service::~Service() {\n"
|
|
"}\n\n");
|
|
for (int i = 0; i < service->method_count(); ++i) {
|
|
(*vars)["Idx"] = as_string(i);
|
|
PrintSourceServerMethod(printer, service->method(i).get(), vars);
|
|
}
|
|
}
|
|
|
|
grpc::string GetSourceServices(File *file,
|
|
const Parameters ¶ms) {
|
|
grpc::string output;
|
|
{
|
|
// Scope the output stream so it closes and finalizes output to the string.
|
|
auto printer = file->CreatePrinter(&output);
|
|
std::map<grpc::string, grpc::string> vars;
|
|
// Package string is empty or ends with a dot. It is used to fully qualify
|
|
// method names.
|
|
vars["Package"] = file->package();
|
|
if (!file->package().empty()) {
|
|
vars["Package"].append(".");
|
|
}
|
|
if (!params.services_namespace.empty()) {
|
|
vars["ns"] = params.services_namespace + "::";
|
|
vars["prefix"] = params.services_namespace;
|
|
} else {
|
|
vars["ns"] = "";
|
|
vars["prefix"] = "";
|
|
}
|
|
|
|
for (int i = 0; i < file->service_count(); ++i) {
|
|
PrintSourceService(printer.get(), file->service(i).get(), &vars);
|
|
printer->Print("\n");
|
|
}
|
|
}
|
|
return output;
|
|
}
|
|
|
|
grpc::string GetSourceEpilogue(File *file, const Parameters & /*params*/) {
|
|
grpc::string temp;
|
|
|
|
if (!file->package().empty()) {
|
|
std::vector<grpc::string> parts = file->package_parts();
|
|
|
|
for (auto part = parts.begin(); part != parts.end(); part++) {
|
|
temp.append("} // namespace ");
|
|
temp.append(*part);
|
|
temp.append("\n");
|
|
}
|
|
temp.append("\n");
|
|
}
|
|
|
|
return temp;
|
|
}
|
|
|
|
} // namespace grpc_cpp_generator
|