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 #ifndef GOOGLE_PROTOBUF_COMPILER_CPP_MAP_FIELD_H__ 32 #define GOOGLE_PROTOBUF_COMPILER_CPP_MAP_FIELD_H__ 33 34 #include <map> 35 #include <string> 36 37 #include <google/protobuf/compiler/cpp/cpp_helpers.h> 38 #include <google/protobuf/compiler/cpp/cpp_message_field.h> 39 40 namespace google { 41 namespace protobuf { 42 namespace compiler { 43 namespace cpp { 44 45 class MapFieldGenerator : public FieldGenerator { 46 public: 47 MapFieldGenerator(const FieldDescriptor* descriptor, const Options& options, 48 MessageSCCAnalyzer* scc_analyzer); 49 ~MapFieldGenerator() override; 50 51 // implements FieldGenerator --------------------------------------- 52 void GeneratePrivateMembers(io::Printer* printer) const override; 53 void GenerateAccessorDeclarations(io::Printer* printer) const override; 54 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 55 void GenerateClearingCode(io::Printer* printer) const override; 56 void GenerateMergingCode(io::Printer* printer) const override; 57 void GenerateSwappingCode(io::Printer* printer) const override; GenerateConstructorCode(io::Printer * printer)58 void GenerateConstructorCode(io::Printer* printer) const override {} 59 void GenerateCopyConstructorCode(io::Printer* printer) const override; 60 void GenerateSerializeWithCachedSizesToArray( 61 io::Printer* printer) const override; 62 void GenerateByteSize(io::Printer* printer) const override; 63 void GenerateIsInitialized(io::Printer* printer) const override; 64 void GenerateConstinitInitializer(io::Printer* printer) const override; 65 void GenerateDestructorCode(io::Printer* printer) const override; 66 void GenerateArenaDestructorCode(io::Printer* printer) const override; 67 ArenaDtorNeeds NeedsArenaDestructor() const override; 68 69 private: 70 const bool has_required_fields_; 71 72 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MapFieldGenerator); 73 }; 74 75 } // namespace cpp 76 } // namespace compiler 77 } // namespace protobuf 78 } // namespace google 79 80 #endif // GOOGLE_PROTOBUF_COMPILER_CPP_MAP_FIELD_H__ 81