Jan Tattermusch | 2d92495 | 2015-05-06 10:23:17 -0700 | [diff] [blame] | 1 | /* |
| 2 | * |
| 3 | * Copyright 2015, Google Inc. |
| 4 | * All rights reserved. |
| 5 | * |
| 6 | * Redistribution and use in source and binary forms, with or without |
| 7 | * modification, are permitted provided that the following conditions are |
| 8 | * met: |
| 9 | * |
| 10 | * * Redistributions of source code must retain the above copyright |
| 11 | * notice, this list of conditions and the following disclaimer. |
| 12 | * * Redistributions in binary form must reproduce the above |
| 13 | * copyright notice, this list of conditions and the following disclaimer |
| 14 | * in the documentation and/or other materials provided with the |
| 15 | * distribution. |
| 16 | * * Neither the name of Google Inc. nor the names of its |
| 17 | * contributors may be used to endorse or promote products derived from |
| 18 | * this software without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 23 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 24 | * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 25 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 26 | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 27 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 28 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 29 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 30 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | // Generates C# gRPC service interface out of Protobuf IDL. |
| 35 | |
| 36 | #include <memory> |
| 37 | |
| 38 | #include "src/compiler/config.h" |
| 39 | #include "src/compiler/csharp_generator.h" |
| 40 | #include "src/compiler/csharp_generator_helpers.h" |
| 41 | |
| 42 | class CSharpGrpcGenerator : public grpc::protobuf::compiler::CodeGenerator { |
| 43 | public: |
| 44 | CSharpGrpcGenerator() {} |
| 45 | ~CSharpGrpcGenerator() {} |
| 46 | |
| 47 | bool Generate(const grpc::protobuf::FileDescriptor *file, |
| 48 | const grpc::string ¶meter, |
| 49 | grpc::protobuf::compiler::GeneratorContext *context, |
| 50 | grpc::string *error) const { |
Jan Tattermusch | a967ee5 | 2016-04-25 14:51:05 -0700 | [diff] [blame] | 51 | std::vector<std::pair<grpc::string, grpc::string> > options; |
| 52 | grpc::protobuf::compiler::ParseGeneratorParameter(parameter, &options); |
| 53 | |
Jan Tattermusch | 5f8872f | 2016-04-25 15:57:10 -0700 | [diff] [blame^] | 54 | bool generate_client = true; |
| 55 | bool generate_server = true; |
| 56 | for (size_t i = 0; i < options.size(); i++) { |
| 57 | if (options[i].first == "no_client") { |
| 58 | generate_client = false; |
| 59 | } else if (options[i].first == "no_server") { |
| 60 | generate_server = false; |
| 61 | } else { |
| 62 | *error = "Unknown generator option: " + options[i].first; |
| 63 | return false; |
| 64 | } |
| 65 | } |
| 66 | |
| 67 | grpc::string code = grpc_csharp_generator::GetServices(file, |
| 68 | generate_client, |
| 69 | generate_server); |
Jan Tattermusch | 2d92495 | 2015-05-06 10:23:17 -0700 | [diff] [blame] | 70 | if (code.size() == 0) { |
| 71 | return true; // don't generate a file if there are no services |
| 72 | } |
| 73 | |
| 74 | // Get output file name. |
| 75 | grpc::string file_name; |
| 76 | if (!grpc_csharp_generator::ServicesFilename(file, &file_name)) { |
| 77 | return false; |
| 78 | } |
| 79 | std::unique_ptr<grpc::protobuf::io::ZeroCopyOutputStream> output( |
| 80 | context->Open(file_name)); |
| 81 | grpc::protobuf::io::CodedOutputStream coded_out(output.get()); |
| 82 | coded_out.WriteRaw(code.data(), code.size()); |
| 83 | return true; |
| 84 | } |
| 85 | }; |
| 86 | |
| 87 | int main(int argc, char *argv[]) { |
| 88 | CSharpGrpcGenerator generator; |
| 89 | return grpc::protobuf::compiler::PluginMain(argc, argv, &generator); |
| 90 | } |