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/descriptor.h>
35 #include <google/protobuf/descriptor.pb.h>
36 #include <google/protobuf/io/printer.h>
37 #include <google/protobuf/io/zero_copy_stream.h>
38 #include <google/protobuf/stubs/strutil.h>
39
40 #include <google/protobuf/compiler/csharp/csharp_generator.h>
41 #include <google/protobuf/compiler/csharp/csharp_helpers.h>
42 #include <google/protobuf/compiler/csharp/csharp_names.h>
43 #include <google/protobuf/compiler/csharp/csharp_options.h>
44 #include <google/protobuf/compiler/csharp/csharp_reflection_class.h>
45
46 namespace google {
47 namespace protobuf {
48 namespace compiler {
49 namespace csharp {
50
GenerateFile(const FileDescriptor * file,io::Printer * printer,const Options * options)51 void GenerateFile(const FileDescriptor* file, io::Printer* printer,
52 const Options* options) {
53 ReflectionClassGenerator reflectionClassGenerator(file, options);
54 reflectionClassGenerator.Generate(printer);
55 }
56
Generate(const FileDescriptor * file,const string & parameter,GeneratorContext * generator_context,string * error) const57 bool Generator::Generate(
58 const FileDescriptor* file,
59 const string& parameter,
60 GeneratorContext* generator_context,
61 string* error) const {
62
63 std::vector<std::pair<string, string> > options;
64 ParseGeneratorParameter(parameter, &options);
65
66 // We only support proto3 - but we make an exception for descriptor.proto.
67 if (file->syntax() != FileDescriptor::SYNTAX_PROTO3 && !IsDescriptorProto(file)) {
68 *error = "C# code generation only supports proto3 syntax";
69 return false;
70 }
71
72 struct Options cli_options;
73
74 for (int i = 0; i < options.size(); i++) {
75 if (options[i].first == "file_extension") {
76 cli_options.file_extension = options[i].second;
77 } else if (options[i].first == "base_namespace") {
78 cli_options.base_namespace = options[i].second;
79 cli_options.base_namespace_specified = true;
80 } else if (options[i].first == "internal_access") {
81 cli_options.internal_access = true;
82 } else if (options[i].first == "serializable") {
83 cli_options.serializable = true;
84 } else {
85 *error = "Unknown generator option: " + options[i].first;
86 return false;
87 }
88 }
89
90 string filename_error = "";
91 std::string filename = GetOutputFile(file,
92 cli_options.file_extension,
93 cli_options.base_namespace_specified,
94 cli_options.base_namespace,
95 &filename_error);
96
97 if (filename.empty()) {
98 *error = filename_error;
99 return false;
100 }
101 std::unique_ptr<io::ZeroCopyOutputStream> output(
102 generator_context->Open(filename));
103 io::Printer printer(output.get(), '$');
104
105 GenerateFile(file, &printer, &cli_options);
106
107 return true;
108 }
109
110 } // namespace csharp
111 } // namespace compiler
112 } // namespace protobuf
113 } // namespace google
114