1fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// Protocol Buffers - Google's data interchange format 2fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// Copyright 2008 Google Inc. All rights reserved. 3afb4b72037e3f13db208590fc782c4bc8e27f862Jeff Davidson// https://developers.google.com/protocol-buffers/ 4fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// 5fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// Redistribution and use in source and binary forms, with or without 6fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// modification, are permitted provided that the following conditions are 7fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// met: 8fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// 9fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// * Redistributions of source code must retain the above copyright 10fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// notice, this list of conditions and the following disclaimer. 11fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// * Redistributions in binary form must reproduce the above 12fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// copyright notice, this list of conditions and the following disclaimer 13fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// in the documentation and/or other materials provided with the 14fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// distribution. 15fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// * Neither the name of Google Inc. nor the names of its 16fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// contributors may be used to endorse or promote products derived from 17fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// this software without specific prior written permission. 18fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// 19fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 31fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// Author: kenton@google.com (Kenton Varda) 32fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// Based on original Protocol Buffers design by 33fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// Sanjay Ghemawat, Jeff Dean, and others. 34fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 35fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville#ifndef GOOGLE_PROTOBUF_COMPILER_CPP_FIELD_H__ 36fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville#define GOOGLE_PROTOBUF_COMPILER_CPP_FIELD_H__ 37fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 38fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville#include <map> 39a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson#include <memory> 40b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer#ifndef _SHARED_PTR_H 41b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer#include <google/protobuf/stubs/shared_ptr.h> 42b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer#endif 43fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville#include <string> 44fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 45fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville#include <google/protobuf/descriptor.h> 46a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson#include <google/protobuf/compiler/cpp/cpp_options.h> 47fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 48fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Savillenamespace google { 49fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Savillenamespace protobuf { 50fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville namespace io { 51fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville class Printer; // printer.h 52fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville } 53fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville} 54fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 55fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Savillenamespace protobuf { 56fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Savillenamespace compiler { 57fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Savillenamespace cpp { 58fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 59fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// Helper function: set variables in the map that are the same for all 60fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// field code generators. 61fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// ['name', 'index', 'number', 'classname', 'declared_type', 'tag_size', 62fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// 'deprecation']. 63fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Savillevoid SetCommonFieldVariables(const FieldDescriptor* descriptor, 64a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson map<string, string>* variables, 65a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson const Options& options); 66a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson 67a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidsonvoid SetCommonOneofFieldVariables(const FieldDescriptor* descriptor, 68a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson map<string, string>* variables); 69fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 70fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Savilleclass FieldGenerator { 71fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville public: 72b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer explicit FieldGenerator(const Options& options) : options_(options) {} 73fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual ~FieldGenerator(); 74fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 75fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate lines of code declaring members fields of the message class 76fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // needed to represent this field. These are placed inside the message 77fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // class. 78fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GeneratePrivateMembers(io::Printer* printer) const = 0; 79fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 80a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson // Generate static default variable for this field. These are placed inside 81a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson // the message class. Most field types don't need this, so the default 82a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson // implementation is empty. 83b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer virtual void GenerateStaticMembers(io::Printer* /*printer*/) const {} 84b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer 85b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // Generate prototypes for accessors that will manipulate imported 86b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // messages inline. These are for .proto.h headers. 87b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // 88b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // In .proto.h mode, the headers of imports are not #included. However, 89b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // functions that manipulate the imported message types need access to 90b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // the class definition of the imported message, meaning that the headers 91b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // must be #included. To get around this, functions that manipulate 92b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // imported message objects are defined as dependent functions in a base 93b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // template class. By making them dependent template functions, the 94b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // function templates will not be instantiated until they are called, so 95b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // we can defer to those translation units to #include the necessary 96b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // generated headers. 97b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // 98b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // See: 99b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // http://en.cppreference.com/w/cpp/language/class_template#Implicit_instantiation 100b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // 101b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // Most field types don't need this, so the default implementation is empty. 102b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer virtual void GenerateDependentAccessorDeclarations( 103b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer io::Printer* printer) const {} 104a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson 105fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate prototypes for all of the accessor functions related to this 106fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // field. These are placed inside the class definition. 107fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateAccessorDeclarations(io::Printer* printer) const = 0; 108fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 109b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // Generate inline definitions of depenent accessor functions for this field. 110b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // These are placed inside the header after all class definitions. 111b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer virtual void GenerateDependentInlineAccessorDefinitions( 112b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer io::Printer* printer) const {} 113b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer 114fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate inline definitions of accessor functions for this field. 115fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // These are placed inside the header after all class definitions. 116b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // In non-.proto.h mode, this generates dependent accessor functions as well. 117fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateInlineAccessorDefinitions( 118b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer io::Printer* printer, bool is_inline) const = 0; 119fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 120fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate definitions of accessors that aren't inlined. These are 121fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // placed somewhere in the .cc file. 122fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Most field types don't need this, so the default implementation is empty. 123fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateNonInlineAccessorDefinitions( 124b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer io::Printer* /*printer*/) const {} 125fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 126fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate lines of code (statements, not declarations) which clear the 127fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // field. This is used to define the clear_$name$() method as well as 128fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // the Clear() method for the whole message. 129fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateClearingCode(io::Printer* printer) const = 0; 130fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 131fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate lines of code (statements, not declarations) which merges the 132fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // contents of the field from the current message to the target message, 133fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // which is stored in the generated code variable "from". 134fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // This is used to fill in the MergeFrom method for the whole message. 135fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Details of this usage can be found in message.cc under the 136fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // GenerateMergeFrom method. 137fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateMergingCode(io::Printer* printer) const = 0; 138fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 139fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate lines of code (statements, not declarations) which swaps 140fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // this field and the corresponding field of another message, which 141fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // is stored in the generated code variable "other". This is used to 142fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // define the Swap method. Details of usage can be found in 143fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // message.cc under the GenerateSwap method. 144fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateSwappingCode(io::Printer* printer) const = 0; 145fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 146fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate initialization code for private members declared by 147fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // GeneratePrivateMembers(). These go into the message class's SharedCtor() 148fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // method, invoked by each of the generated constructors. 149fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateConstructorCode(io::Printer* printer) const = 0; 150fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 151fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate any code that needs to go in the class's SharedDtor() method, 152fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // invoked by the destructor. 153fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Most field types don't need this, so the default implementation is empty. 154b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer virtual void GenerateDestructorCode(io::Printer* /*printer*/) const {} 155b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer 156b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // Generate a manual destructor invocation for use when the message is on an 157b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // arena. The code that this method generates will be executed inside a 158b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // shared-for-the-whole-message-class method registered with OwnDestructor(). 159b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // The method should return |true| if it generated any code that requires a 160b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // call; this allows the message generator to eliminate the OwnDestructor() 161b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer // registration if no fields require it. 162b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer virtual bool GenerateArenaDestructorCode(io::Printer* printer) const { 163b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer return false; 164b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer } 165fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 166a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson // Generate code that allocates the fields's default instance. 167b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer virtual void GenerateDefaultInstanceAllocator(io::Printer* /*printer*/) 168b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer const {} 169a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson 170a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson // Generate code that should be run when ShutdownProtobufLibrary() is called, 171a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson // to delete all dynamically-allocated objects. 172b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer virtual void GenerateShutdownCode(io::Printer* /*printer*/) const {} 173a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson 174fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate lines to decode this field, which will be placed inside the 175fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // message's MergeFromCodedStream() method. 176fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateMergeFromCodedStream(io::Printer* printer) const = 0; 177fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 178d0332953cda33fb4f8e24ebff9c49159b69c43d6Wink Saville // Generate lines to decode this field from a packed value, which will be 179d0332953cda33fb4f8e24ebff9c49159b69c43d6Wink Saville // placed inside the message's MergeFromCodedStream() method. 180d0332953cda33fb4f8e24ebff9c49159b69c43d6Wink Saville virtual void GenerateMergeFromCodedStreamWithPacking(io::Printer* printer) 181d0332953cda33fb4f8e24ebff9c49159b69c43d6Wink Saville const; 182d0332953cda33fb4f8e24ebff9c49159b69c43d6Wink Saville 183fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate lines to serialize this field, which are placed within the 184fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // message's SerializeWithCachedSizes() method. 185fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateSerializeWithCachedSizes(io::Printer* printer) const = 0; 186fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 187fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate lines to serialize this field directly to the array "target", 188fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // which are placed within the message's SerializeWithCachedSizesToArray() 189fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // method. This must also advance "target" past the written bytes. 190fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateSerializeWithCachedSizesToArray( 191fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville io::Printer* printer) const = 0; 192fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 193fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // Generate lines to compute the serialized size of this field, which 194fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville // are placed in the message's ByteSize() method. 195fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville virtual void GenerateByteSize(io::Printer* printer) const = 0; 196fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 197b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer protected: 198b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer const Options& options_; 199b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer 200fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville private: 201fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGenerator); 202fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville}; 203fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 204fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville// Convenience class which constructs FieldGenerators for a Descriptor. 205fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Savilleclass FieldGeneratorMap { 206fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville public: 207b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer FieldGeneratorMap(const Descriptor* descriptor, const Options& options); 208fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville ~FieldGeneratorMap(); 209fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 210fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville const FieldGenerator& get(const FieldDescriptor* field) const; 211fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 212fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville private: 213fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville const Descriptor* descriptor_; 214b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer const Options& options_; 215b0575e93e4c39dec69365b850088a1eb7f82c5b3Tamas Berghammer google::protobuf::scoped_array<google::protobuf::scoped_ptr<FieldGenerator> > field_generators_; 216fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 217a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson static FieldGenerator* MakeGenerator(const FieldDescriptor* field, 218a3b2a6da25a76f17c73d31def3952feb0fd2296eJeff Davidson const Options& options); 219fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 220fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGeneratorMap); 221fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville}; 222fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 223d0332953cda33fb4f8e24ebff9c49159b69c43d6Wink Saville 224fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville} // namespace cpp 225fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville} // namespace compiler 226fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville} // namespace protobuf 227fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville 228fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville} // namespace google 229fbaaef999ba563838ebd00874ed8a1c01fbf286dWink Saville#endif // GOOGLE_PROTOBUF_COMPILER_CPP_FIELD_H__ 230