Line data    Source code

       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             : 
      40             : #include <google/protobuf/compiler/csharp/csharp_generator.h>
      41             : #include <google/protobuf/compiler/csharp/csharp_umbrella_class.h>
      42             : #include <google/protobuf/compiler/csharp/csharp_helpers.h>
      43             : 
      44             : using google::protobuf::internal::scoped_ptr;
      45             : 
      46             : namespace google {
      47             : namespace protobuf {
      48             : namespace compiler {
      49             : namespace csharp {
      50             : 
      51           0 : std::string GetOutputFile(const google::protobuf::FileDescriptor* file, const std::string file_extension)
      52             : {
      53           0 :   return GetUmbrellaClassUnqualifiedName(file) + file_extension;
      54             : }
      55             : 
      56           0 : void GenerateFile(const google::protobuf::FileDescriptor* file,
      57             :                   io::Printer* printer) {
      58           0 :   UmbrellaClassGenerator umbrellaGenerator(file);
      59           0 :   umbrellaGenerator.Generate(printer);
      60           0 : }
      61             : 
      62           0 : bool Generator::Generate(
      63           0 :     const FileDescriptor* file,
      64             :     const string& parameter,
      65             :     GeneratorContext* generator_context,
      66             :     string* error) const {
      67             : 
      68             :   vector<pair<string, string> > options;
      69           0 :   ParseGeneratorParameter(parameter, &options);
      70             : 
      71             :   // We only support proto3 - but we make an exception for descriptor.proto.
      72           0 :   if (file->syntax() != FileDescriptor::SYNTAX_PROTO3 && !IsDescriptorProto(file)) {
      73             :     *error = "C# code generation only supports proto3 syntax";
      74             :     return false;
      75             :   }
      76             : 
      77           0 :   std::string file_extension = ".cs";
      78           0 :   for (int i = 0; i < options.size(); i++) {
      79           0 :     if (options[i].first == "file_extension") {
      80           0 :       file_extension = options[i].second;
      81             :     } else {
      82           0 :       *error = "Unknown generator option: " + options[i].first;
      83           0 :       return false;
      84             :     }
      85             :   }
      86             : 
      87           0 :   std::string filename = GetOutputFile(file, file_extension);
      88             :   scoped_ptr<io::ZeroCopyOutputStream> output(
      89           0 :       generator_context->Open(filename));
      90           0 :   io::Printer printer(output.get(), '$');
      91             : 
      92           0 :   GenerateFile(file, &printer);
      93             : 
      94           0 :   return true;
      95             : }
      96             : 
      97             : }  // namespace csharp
      98             : }  // namespace compiler
      99             : }  // namespace protobuf
     100             : }  // namespace google