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/field.h> 42 #include <google/protobuf/compiler/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; GenerateConstructorCode(io::Printer * printer)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 GenerateConstexprAggregateInitializer( 77 io::Printer* printer) const override; 78 void GenerateAggregateInitializer(io::Printer* printer) const override; 79 void GenerateCopyAggregateInitializer(io::Printer* printer) const override; 80 81 protected: 82 const bool implicit_weak_field_; 83 const bool has_required_fields_; 84 85 private: 86 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageFieldGenerator); 87 }; 88 89 class MessageOneofFieldGenerator : public MessageFieldGenerator { 90 public: 91 MessageOneofFieldGenerator(const FieldDescriptor* descriptor, 92 const Options& options, 93 MessageSCCAnalyzer* scc_analyzer); 94 ~MessageOneofFieldGenerator() override; 95 96 // implements FieldGenerator --------------------------------------- 97 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 98 void GenerateNonInlineAccessorDefinitions( 99 io::Printer* printer) const override; 100 void GenerateClearingCode(io::Printer* printer) const override; 101 102 // MessageFieldGenerator, from which we inherit, overrides this so we need to 103 // override it as well. 104 void GenerateMessageClearingCode(io::Printer* printer) const override; 105 void GenerateSwappingCode(io::Printer* printer) const override; 106 void GenerateDestructorCode(io::Printer* printer) const override; 107 void GenerateConstructorCode(io::Printer* printer) const override; 108 void GenerateIsInitialized(io::Printer* printer) const override; 109 110 private: 111 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageOneofFieldGenerator); 112 }; 113 114 class RepeatedMessageFieldGenerator : public FieldGenerator { 115 public: 116 RepeatedMessageFieldGenerator(const FieldDescriptor* descriptor, 117 const Options& options, 118 MessageSCCAnalyzer* scc_analyzer); 119 ~RepeatedMessageFieldGenerator() override; 120 121 // implements FieldGenerator --------------------------------------- 122 void GeneratePrivateMembers(io::Printer* printer) const override; 123 void GenerateAccessorDeclarations(io::Printer* printer) const override; 124 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 125 void GenerateClearingCode(io::Printer* printer) const override; 126 void GenerateMergingCode(io::Printer* printer) const override; 127 void GenerateSwappingCode(io::Printer* printer) const override; 128 void GenerateConstructorCode(io::Printer* printer) const override; GenerateCopyConstructorCode(io::Printer * printer)129 void GenerateCopyConstructorCode(io::Printer* printer) const override {} 130 void GenerateDestructorCode(io::Printer* printer) const override; 131 void GenerateSerializeWithCachedSizesToArray( 132 io::Printer* printer) const override; 133 void GenerateByteSize(io::Printer* printer) const override; 134 void GenerateIsInitialized(io::Printer* printer) const override; 135 136 private: 137 const bool implicit_weak_field_; 138 const bool has_required_fields_; 139 140 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(RepeatedMessageFieldGenerator); 141 }; 142 143 } // namespace cpp 144 } // namespace compiler 145 } // namespace protobuf 146 } // namespace google 147 148 #endif // GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_FIELD_H__ 149