diff options
Diffstat (limited to 'third_party/protobuf/3.4.0/src/google/protobuf/compiler/javanano/javanano_generator.cc')
-rw-r--r-- | third_party/protobuf/3.4.0/src/google/protobuf/compiler/javanano/javanano_generator.cc | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/third_party/protobuf/3.4.0/src/google/protobuf/compiler/javanano/javanano_generator.cc b/third_party/protobuf/3.4.0/src/google/protobuf/compiler/javanano/javanano_generator.cc new file mode 100644 index 0000000000..7c3a04212f --- /dev/null +++ b/third_party/protobuf/3.4.0/src/google/protobuf/compiler/javanano/javanano_generator.cc @@ -0,0 +1,230 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// http://code.google.com/p/protobuf/ +// +// 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/javanano/javanano_params.h> +#include <google/protobuf/compiler/javanano/javanano_generator.h> +#include <google/protobuf/compiler/javanano/javanano_file.h> +#include <google/protobuf/compiler/javanano/javanano_helpers.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 javanano { + +namespace { + +string TrimString(const string& s) { + string::size_type start = s.find_first_not_of(" \n\r\t"); + if (start == string::npos) { + return ""; + } + string::size_type end = s.find_last_not_of(" \n\r\t") + 1; + return s.substr(start, end - start); +} + +} // namespace + +void UpdateParamsRecursively(Params& params, + const FileDescriptor* file) { + // Add any parameters for this file + if (file->options().has_java_outer_classname()) { + params.set_java_outer_classname( + file->name(), file->options().java_outer_classname()); + } + if (file->options().has_java_package()) { + string result = file->options().java_package(); + if (!result.empty()) { + result += "."; + } + result += "nano"; + params.set_java_package( + file->name(), result); + } + if (file->options().has_java_multiple_files()) { + params.set_java_multiple_files( + file->name(), file->options().java_multiple_files()); + } + + // Loop through all dependent files recursively + // adding dep + for (int i = 0; i < file->dependency_count(); i++) { + UpdateParamsRecursively(params, file->dependency(i)); + } +} + +JavaNanoGenerator::JavaNanoGenerator() {} +JavaNanoGenerator::~JavaNanoGenerator() {} + +bool JavaNanoGenerator::Generate(const FileDescriptor* file, + const string& parameter, + GeneratorContext* output_directory, + string* error) const { + vector<pair<string, string> > options; + + ParseGeneratorParameter(parameter, &options); + + // ----------------------------------------------------------------- + // parse generator options + + // Name a file where we will write a list of generated file names, one + // per line. + string output_list_file; + Params params(file->name()); + + // Update per file params + UpdateParamsRecursively(params, file); + + // Replace any existing options with ones from command line + for (int i = 0; i < options.size(); i++) { + string option_name = TrimString(options[i].first); + string option_value = TrimString(options[i].second); + if (option_name == "output_list_file") { + output_list_file = option_value; + } else if (option_name == "java_package") { + vector<string> parts; + SplitStringUsing(option_value, "|", &parts); + if (parts.size() != 2) { + *error = "Bad java_package, expecting filename|PackageName found '" + + option_value + "'"; + return false; + } + params.set_java_package(parts[0], parts[1]); + } else if (option_name == "java_outer_classname") { + vector<string> parts; + SplitStringUsing(option_value, "|", &parts); + if (parts.size() != 2) { + *error = "Bad java_outer_classname, " + "expecting filename|ClassName found '" + + option_value + "'"; + return false; + } + params.set_java_outer_classname(parts[0], parts[1]); + } else if (option_name == "store_unknown_fields") { + params.set_store_unknown_fields(option_value == "true"); + } else if (option_name == "java_multiple_files") { + params.set_override_java_multiple_files(option_value == "true"); + } else if (option_name == "java_nano_generate_has") { + params.set_generate_has(option_value == "true"); + } else if (option_name == "enum_style") { + params.set_java_enum_style(option_value == "java"); + } else if (option_name == "optional_field_style") { + params.set_optional_field_accessors(option_value == "accessors"); + params.set_use_reference_types_for_primitives(option_value == "reftypes" + || option_value == "reftypes_compat_mode"); + params.set_reftypes_primitive_enums( + option_value == "reftypes_compat_mode"); + if (option_value == "reftypes_compat_mode") { + params.set_generate_clear(false); + } + } else if (option_name == "generate_equals") { + params.set_generate_equals(option_value == "true"); + } else if (option_name == "ignore_services") { + params.set_ignore_services(option_value == "true"); + } else if (option_name == "parcelable_messages") { + params.set_parcelable_messages(option_value == "true"); + } else if (option_name == "generate_clone") { + params.set_generate_clone(option_value == "true"); + } else if (option_name == "generate_intdefs") { + params.set_generate_intdefs(option_value == "true"); + } else if (option_name == "generate_clear") { + params.set_generate_clear(option_value == "true"); + } else { + *error = "Ignore unknown javanano generator option: " + option_name; + } + } + + // Check illegal parameter combinations + // Note: the enum-like optional_field_style generator param ensures + // that we can never have illegal combinations of field styles + // (e.g. reftypes and accessors can't be on at the same time). + if (params.generate_has() + && (params.optional_field_accessors() + || params.use_reference_types_for_primitives())) { + error->assign("java_nano_generate_has=true cannot be used in conjunction" + " with optional_field_style=accessors or optional_field_style=reftypes"); + return false; + } + + // ----------------------------------------------------------------- + + FileGenerator file_generator(file, params); + if (!file_generator.Validate(error)) { + return false; + } + + string package_dir = + StringReplace(file_generator.java_package(), ".", "/", true); + if (!package_dir.empty()) package_dir += "/"; + + vector<string> all_files; + + if (IsOuterClassNeeded(params, file)) { + string java_filename = package_dir; + java_filename += file_generator.classname(); + java_filename += ".java"; + all_files.push_back(java_filename); + + // Generate main java file. + scoped_ptr<io::ZeroCopyOutputStream> output( + output_directory->Open(java_filename)); + io::Printer printer(output.get(), '$'); + file_generator.Generate(&printer); + } + + // Generate sibling files. + file_generator.GenerateSiblings(package_dir, output_directory, &all_files); + + // Generate output list if requested. + if (!output_list_file.empty()) { + // Generate output list. This is just a simple text file placed in a + // deterministic location which lists the .java files being generated. + scoped_ptr<io::ZeroCopyOutputStream> srclist_raw_output( + output_directory->Open(output_list_file)); + io::Printer srclist_printer(srclist_raw_output.get(), '$'); + for (int i = 0; i < all_files.size(); i++) { + srclist_printer.Print("$filename$\n", "filename", all_files[i]); + } + } + + return true; +} + +} // namespace java +} // namespace compiler +} // namespace protobuf +} // namespace google |