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Diffstat (limited to 'third_party/protobuf/3.4.0/src/google/protobuf/compiler/java/java_generator.cc')
| -rw-r--r-- | third_party/protobuf/3.4.0/src/google/protobuf/compiler/java/java_generator.cc | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/third_party/protobuf/3.4.0/src/google/protobuf/compiler/java/java_generator.cc b/third_party/protobuf/3.4.0/src/google/protobuf/compiler/java/java_generator.cc new file mode 100644 index 0000000000..84a3b90d6c --- /dev/null +++ b/third_party/protobuf/3.4.0/src/google/protobuf/compiler/java/java_generator.cc @@ -0,0 +1,204 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// Author: kenton@google.com (Kenton Varda) +// Based on original Protocol Buffers design by +// Sanjay Ghemawat, Jeff Dean, and others. + +#include <google/protobuf/compiler/java/java_generator.h> + +#include <memory> +#ifndef _SHARED_PTR_H +#include <google/protobuf/stubs/shared_ptr.h> +#endif + +#include <google/protobuf/compiler/java/java_file.h> +#include <google/protobuf/compiler/java/java_generator_factory.h> +#include <google/protobuf/compiler/java/java_helpers.h> +#include <google/protobuf/compiler/java/java_name_resolver.h> +#include <google/protobuf/compiler/java/java_options.h> +#include <google/protobuf/compiler/java/java_shared_code_generator.h> +#include <google/protobuf/io/printer.h> +#include <google/protobuf/io/zero_copy_stream.h> +#include <google/protobuf/descriptor.pb.h> + +#include <google/protobuf/stubs/strutil.h> + +namespace google { +namespace protobuf { +namespace compiler { +namespace java { + + +JavaGenerator::JavaGenerator() {} +JavaGenerator::~JavaGenerator() {} + +bool JavaGenerator::Generate(const FileDescriptor* file, + const string& parameter, + GeneratorContext* context, + string* error) const { + // ----------------------------------------------------------------- + // parse generator options + + + std::vector<std::pair<string, string> > options; + ParseGeneratorParameter(parameter, &options); + Options file_options; + + for (int i = 0; i < options.size(); i++) { + if (options[i].first == "output_list_file") { + file_options.output_list_file = options[i].second; + } else if (options[i].first == "immutable") { + file_options.generate_immutable_code = true; + } else if (options[i].first == "mutable") { + file_options.generate_mutable_code = true; + } else if (options[i].first == "shared") { + file_options.generate_shared_code = true; + } else if (options[i].first == "annotate_code") { + file_options.annotate_code = true; + } else if (options[i].first == "annotation_list_file") { + file_options.annotation_list_file = options[i].second; + } else { + *error = "Unknown generator option: " + options[i].first; + return false; + } + } + + if (file_options.enforce_lite && file_options.generate_mutable_code) { + *error = "lite runtime generator option cannot be used with mutable API."; + return false; + } + + // By default we generate immutable code and shared code for immutable API. + if (!file_options.generate_immutable_code && + !file_options.generate_mutable_code && + !file_options.generate_shared_code) { + file_options.generate_immutable_code = true; + file_options.generate_shared_code = true; + } + + // ----------------------------------------------------------------- + + + std::vector<string> all_files; + std::vector<string> all_annotations; + + + std::vector<FileGenerator*> file_generators; + if (file_options.generate_immutable_code) { + file_generators.push_back(new FileGenerator(file, file_options, + /* immutable = */ true)); + } + if (file_options.generate_mutable_code) { + file_generators.push_back(new FileGenerator(file, file_options, + /* mutable = */ false)); + } + for (int i = 0; i < file_generators.size(); ++i) { + if (!file_generators[i]->Validate(error)) { + for (int j = 0; j < file_generators.size(); ++j) { + delete file_generators[j]; + } + return false; + } + } + + for (int i = 0; i < file_generators.size(); ++i) { + FileGenerator* file_generator = file_generators[i]; + + string package_dir = JavaPackageToDir(file_generator->java_package()); + + string java_filename = package_dir; + java_filename += file_generator->classname(); + java_filename += ".java"; + all_files.push_back(java_filename); + string info_full_path = java_filename + ".pb.meta"; + if (file_options.annotate_code) { + all_annotations.push_back(info_full_path); + } + + // Generate main java file. + google::protobuf::scoped_ptr<io::ZeroCopyOutputStream> output( + context->Open(java_filename)); + GeneratedCodeInfo annotations; + io::AnnotationProtoCollector<GeneratedCodeInfo> annotation_collector( + &annotations); + io::Printer printer(output.get(), '$', file_options.annotate_code + ? &annotation_collector + : NULL); + + file_generator->Generate(&printer); + + // Generate sibling files. + file_generator->GenerateSiblings(package_dir, context, &all_files, + &all_annotations); + + if (file_options.annotate_code) { + google::protobuf::scoped_ptr<io::ZeroCopyOutputStream> info_output( + context->Open(info_full_path)); + annotations.SerializeToZeroCopyStream(info_output.get()); + } + } + + for (int i = 0; i < file_generators.size(); ++i) { + delete file_generators[i]; + } + file_generators.clear(); + + // Generate output list if requested. + if (!file_options.output_list_file.empty()) { + // Generate output list. This is just a simple text file placed in a + // deterministic location which lists the .java files being generated. + google::protobuf::scoped_ptr<io::ZeroCopyOutputStream> srclist_raw_output( + context->Open(file_options.output_list_file)); + io::Printer srclist_printer(srclist_raw_output.get(), '$'); + for (int i = 0; i < all_files.size(); i++) { + srclist_printer.Print("$filename$\n", "filename", all_files[i]); + } + } + + if (!file_options.annotation_list_file.empty()) { + // Generate output list. This is just a simple text file placed in a + // deterministic location which lists the .java files being generated. + google::protobuf::scoped_ptr<io::ZeroCopyOutputStream> annotation_list_raw_output( + context->Open(file_options.annotation_list_file)); + io::Printer annotation_list_printer(annotation_list_raw_output.get(), '$'); + for (int i = 0; i < all_annotations.size(); i++) { + annotation_list_printer.Print("$filename$\n", "filename", + all_annotations[i]); + } + } + + return true; +} + +} // namespace java +} // namespace compiler +} // namespace protobuf +} // namespace google |