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 // Author: kenton@google.com (Kenton Varda) 32 // Based on original Protocol Buffers design by 33 // Sanjay Ghemawat, Jeff Dean, and others. 34 35 #ifndef GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_FIELD_H__ 36 #define GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_FIELD_H__ 37 38 #include <map> 39 #include <string> 40 41 #include <google/protobuf/compiler/cpp/cpp_field.h> 42 #include <google/protobuf/compiler/cpp/cpp_helpers.h> 43 44 namespace google { 45 namespace protobuf { 46 namespace compiler { 47 namespace cpp { 48 49 class MessageFieldGenerator : public FieldGenerator { 50 public: 51 MessageFieldGenerator(const FieldDescriptor* descriptor, 52 const Options& options, 53 MessageSCCAnalyzer* scc_analyzer); 54 ~MessageFieldGenerator() override; 55 56 // implements FieldGenerator --------------------------------------- 57 void GeneratePrivateMembers(io::Printer* printer) const override; 58 void GenerateAccessorDeclarations(io::Printer* printer) const override; 59 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 60 void GenerateNonInlineAccessorDefinitions( 61 io::Printer* printer) const override; 62 void GenerateInternalAccessorDeclarations( 63 io::Printer* printer) const override; 64 void GenerateInternalAccessorDefinitions(io::Printer* printer) const override; 65 void GenerateClearingCode(io::Printer* printer) const override; 66 void GenerateMessageClearingCode(io::Printer* printer) const override; 67 void GenerateMergingCode(io::Printer* printer) const override; 68 void GenerateSwappingCode(io::Printer* printer) const override; 69 void GenerateDestructorCode(io::Printer* printer) const override; 70 void GenerateConstructorCode(io::Printer* printer) const override; 71 void GenerateCopyConstructorCode(io::Printer* printer) const override; 72 void GenerateSerializeWithCachedSizesToArray( 73 io::Printer* printer) const override; 74 void GenerateByteSize(io::Printer* printer) const override; 75 void GenerateIsInitialized(io::Printer* printer) const override; 76 void GenerateConstinitInitializer(io::Printer* printer) const override; 77 78 protected: 79 const bool implicit_weak_field_; 80 const bool has_required_fields_; 81 82 private: 83 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageFieldGenerator); 84 }; 85 86 class MessageOneofFieldGenerator : public MessageFieldGenerator { 87 public: 88 MessageOneofFieldGenerator(const FieldDescriptor* descriptor, 89 const Options& options, 90 MessageSCCAnalyzer* scc_analyzer); 91 ~MessageOneofFieldGenerator() override; 92 93 // implements FieldGenerator --------------------------------------- 94 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 95 void GenerateNonInlineAccessorDefinitions( 96 io::Printer* printer) const override; 97 void GenerateClearingCode(io::Printer* printer) const override; 98 99 // MessageFieldGenerator, from which we inherit, overrides this so we need to 100 // override it as well. 101 void GenerateMessageClearingCode(io::Printer* printer) const override; 102 void GenerateSwappingCode(io::Printer* printer) const override; 103 void GenerateDestructorCode(io::Printer* printer) const override; 104 void GenerateConstructorCode(io::Printer* printer) const override; 105 void GenerateIsInitialized(io::Printer* printer) const override; 106 107 private: 108 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageOneofFieldGenerator); 109 }; 110 111 class RepeatedMessageFieldGenerator : public FieldGenerator { 112 public: 113 RepeatedMessageFieldGenerator(const FieldDescriptor* descriptor, 114 const Options& options, 115 MessageSCCAnalyzer* scc_analyzer); 116 ~RepeatedMessageFieldGenerator() override; 117 118 // implements FieldGenerator --------------------------------------- 119 void GeneratePrivateMembers(io::Printer* printer) const override; 120 void GenerateAccessorDeclarations(io::Printer* printer) const override; 121 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 122 void GenerateClearingCode(io::Printer* printer) const override; 123 void GenerateMergingCode(io::Printer* printer) const override; 124 void GenerateSwappingCode(io::Printer* printer) const override; 125 void GenerateConstructorCode(io::Printer* printer) const override; GenerateCopyConstructorCode(io::Printer * printer)126 void GenerateCopyConstructorCode(io::Printer* printer) const override {} 127 void GenerateSerializeWithCachedSizesToArray( 128 io::Printer* printer) const override; 129 void GenerateByteSize(io::Printer* printer) const override; 130 void GenerateIsInitialized(io::Printer* printer) const override; 131 void GenerateConstinitInitializer(io::Printer* printer) const override; 132 133 private: 134 const bool implicit_weak_field_; 135 const bool has_required_fields_; 136 137 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(RepeatedMessageFieldGenerator); 138 }; 139 140 } // namespace cpp 141 } // namespace compiler 142 } // namespace protobuf 143 } // namespace google 144 145 #endif // GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_FIELD_H__ 146