15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Protocol Buffers - Google's data interchange format 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright 2008 Google Inc. All rights reserved. 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// http://code.google.com/p/protobuf/ 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Redistribution and use in source and binary forms, with or without 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// modification, are permitted provided that the following conditions are 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// met: 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Redistributions of source code must retain the above copyright 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// notice, this list of conditions and the following disclaimer. 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Redistributions in binary form must reproduce the above 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// copyright notice, this list of conditions and the following disclaimer 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// in the documentation and/or other materials provided with the 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// distribution. 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// * Neither the name of Google Inc. nor the names of its 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// contributors may be used to endorse or promote products derived from 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// this software without specific prior written permission. 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Author: kenton@google.com (Kenton Varda) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Based on original Protocol Buffers design by 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Sanjay Ghemawat, Jeff Dean, and others. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/compiler/cpp/cpp_field.h> 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/compiler/cpp/cpp_helpers.h> 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/compiler/cpp/cpp_primitive_field.h> 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/compiler/cpp/cpp_string_field.h> 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/compiler/cpp/cpp_enum_field.h> 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/compiler/cpp/cpp_message_field.h> 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/descriptor.pb.h> 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/wire_format.h> 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/io/printer.h> 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/stubs/common.h> 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <google/protobuf/stubs/strutil.h> 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace google { 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace protobuf { 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace compiler { 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace cpp { 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using internal::WireFormat; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SetCommonFieldVariables(const FieldDescriptor* descriptor, 55ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch map<string, string>* variables, 56ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const Options& options) { 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*variables)["name"] = FieldName(descriptor); 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*variables)["index"] = SimpleItoa(descriptor->index()); 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*variables)["number"] = SimpleItoa(descriptor->number()); 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*variables)["classname"] = ClassName(FieldScope(descriptor), false); 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*variables)["declared_type"] = DeclaredTypeMethodName(descriptor->type()); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*variables)["tag_size"] = SimpleItoa( 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) WireFormat::TagSize(descriptor->number(), descriptor->type())); 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) (*variables)["deprecation"] = descriptor->options().deprecated() 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ? " PROTOBUF_DEPRECATED" : ""; 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 68ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch (*variables)["cppget"] = "Get"; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)FieldGenerator::~FieldGenerator() {} 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void FieldGenerator:: 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)GenerateMergeFromCodedStreamWithPacking(io::Printer* printer) const { 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Reaching here indicates a bug. Cases are: 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // - This FieldGenerator should support packing, but this method should be 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // overridden. 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // - This FieldGenerator doesn't support packing, and this method should 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // never have been called. 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOOGLE_LOG(FATAL) << "GenerateMergeFromCodedStreamWithPacking() " 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) << "called on field generator that does not support packing."; 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben MurdochFieldGeneratorMap::FieldGeneratorMap(const Descriptor* descriptor, 86ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const Options& options) 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : descriptor_(descriptor), 88ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch field_generators_(new scoped_ptr<FieldGenerator>[descriptor->field_count()]) { 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Construct all the FieldGenerators. 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) for (int i = 0; i < descriptor->field_count(); i++) { 91ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch field_generators_[i].reset(MakeGenerator(descriptor->field(i), options)); 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben MurdochFieldGenerator* FieldGeneratorMap::MakeGenerator(const FieldDescriptor* field, 96ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch const Options& options) { 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (field->is_repeated()) { 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (field->cpp_type()) { 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case FieldDescriptor::CPPTYPE_MESSAGE: 100ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return new RepeatedMessageFieldGenerator(field, options); 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case FieldDescriptor::CPPTYPE_STRING: 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (field->options().ctype()) { 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: // RepeatedStringFieldGenerator handles unknown ctypes. 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case FieldOptions::STRING: 105ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return new RepeatedStringFieldGenerator(field, options); 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case FieldDescriptor::CPPTYPE_ENUM: 108ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return new RepeatedEnumFieldGenerator(field, options); 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 110ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return new RepeatedPrimitiveFieldGenerator(field, options); 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (field->cpp_type()) { 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case FieldDescriptor::CPPTYPE_MESSAGE: 115ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return new MessageFieldGenerator(field, options); 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case FieldDescriptor::CPPTYPE_STRING: 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) switch (field->options().ctype()) { 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: // StringFieldGenerator handles unknown ctypes. 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case FieldOptions::STRING: 120ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return new StringFieldGenerator(field, options); 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) case FieldDescriptor::CPPTYPE_ENUM: 123ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return new EnumFieldGenerator(field, options); 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) default: 125ba5b9a6411cb1792fd21f0a078d7a25cd1ceec16Ben Murdoch return new PrimitiveFieldGenerator(field, options); 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)FieldGeneratorMap::~FieldGeneratorMap() {} 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const FieldGenerator& FieldGeneratorMap::get( 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const FieldDescriptor* field) const { 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) GOOGLE_CHECK_EQ(field->containing_type(), descriptor_); 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return *field_generators_[field->index()]; 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace cpp 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace compiler 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace protobuf 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace google 143