1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // https://developers.google.com/protocol-buffers/ 4 // 5 // Redistribution and use in source and binary forms, with or without 6 // modification, are permitted provided that the following conditions are 7 // met: 8 // 9 // * Redistributions of source code must retain the above copyright 10 // notice, this list of conditions and the following disclaimer. 11 // * Redistributions in binary form must reproduce the above 12 // copyright notice, this list of conditions and the following disclaimer 13 // in the documentation and/or other materials provided with the 14 // distribution. 15 // * Neither the name of Google Inc. nor the names of its 16 // contributors may be used to endorse or promote products derived from 17 // this software without specific prior written permission. 18 // 19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31 #include <sstream> 32 33 #include <google/protobuf/compiler/code_generator.h> 34 #include <google/protobuf/compiler/plugin.h> 35 #include <google/protobuf/descriptor.h> 36 #include <google/protobuf/descriptor.pb.h> 37 #include <google/protobuf/io/printer.h> 38 #include <google/protobuf/io/zero_copy_stream.h> 39 #include <google/protobuf/stubs/strutil.h> 40 41 #include <google/protobuf/compiler/csharp/csharp_generator.h> 42 #include <google/protobuf/compiler/csharp/csharp_helpers.h> 43 #include <google/protobuf/compiler/csharp/csharp_names.h> 44 #include <google/protobuf/compiler/csharp/csharp_options.h> 45 #include <google/protobuf/compiler/csharp/csharp_reflection_class.h> 46 47 using google::protobuf::internal::scoped_ptr; 48 49 namespace google { 50 namespace protobuf { 51 namespace compiler { 52 namespace csharp { 53 54 void GenerateFile(const google::protobuf::FileDescriptor* file, 55 io::Printer* printer, 56 const Options* options) { 57 ReflectionClassGenerator reflectionClassGenerator(file, options); 58 reflectionClassGenerator.Generate(printer); 59 } 60 61 bool Generator::Generate( 62 const FileDescriptor* file, 63 const string& parameter, 64 GeneratorContext* generator_context, 65 string* error) const { 66 67 vector<pair<string, string> > options; 68 ParseGeneratorParameter(parameter, &options); 69 70 // We only support proto3 - but we make an exception for descriptor.proto. 71 if (file->syntax() != FileDescriptor::SYNTAX_PROTO3 && !IsDescriptorProto(file)) { 72 *error = "C# code generation only supports proto3 syntax"; 73 return false; 74 } 75 76 struct Options cli_options; 77 78 for (int i = 0; i < options.size(); i++) { 79 if (options[i].first == "file_extension") { 80 cli_options.file_extension = options[i].second; 81 } else if (options[i].first == "base_namespace") { 82 cli_options.base_namespace = options[i].second; 83 cli_options.base_namespace_specified = true; 84 } else if (options[i].first == "internal_access") { 85 cli_options.internal_access = true; 86 } else if (options[i].first == "legacy_enum_values") { 87 // TODO: Remove this before final release 88 cli_options.legacy_enum_values = true; 89 } else { 90 *error = "Unknown generator option: " + options[i].first; 91 return false; 92 } 93 } 94 95 string filename_error = ""; 96 std::string filename = GetOutputFile(file, 97 cli_options.file_extension, 98 cli_options.base_namespace_specified, 99 cli_options.base_namespace, 100 &filename_error); 101 102 if (filename.empty()) { 103 *error = filename_error; 104 return false; 105 } 106 scoped_ptr<io::ZeroCopyOutputStream> output( 107 generator_context->Open(filename)); 108 io::Printer printer(output.get(), '$'); 109 110 GenerateFile(file, &printer, &cli_options); 111 112 return true; 113 } 114 115 } // namespace csharp 116 } // namespace compiler 117 } // namespace protobuf 118 } // namespace google 119