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_STRING_FIELD_H__ 36 #define GOOGLE_PROTOBUF_COMPILER_CPP_STRING_FIELD_H__ 37 38 #include <map> 39 #include <string> 40 41 #include <google/protobuf/compiler/cpp/cpp_field.h> 42 43 namespace google { 44 namespace protobuf { 45 namespace compiler { 46 namespace cpp { 47 48 class StringFieldGenerator : public FieldGenerator { 49 public: 50 StringFieldGenerator(const FieldDescriptor* descriptor, 51 const Options& options); 52 ~StringFieldGenerator() override; 53 54 // implements FieldGenerator --------------------------------------- 55 void GeneratePrivateMembers(io::Printer* printer) const override; 56 void GenerateStaticMembers(io::Printer* printer) const override; 57 void GenerateAccessorDeclarations(io::Printer* printer) const override; 58 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 59 void GenerateNonInlineAccessorDefinitions( 60 io::Printer* printer) const override; 61 void GenerateClearingCode(io::Printer* printer) const override; 62 void GenerateMessageClearingCode(io::Printer* printer) const override; 63 void GenerateMergingCode(io::Printer* printer) const override; 64 void GenerateSwappingCode(io::Printer* printer) const override; 65 void GenerateConstructorCode(io::Printer* printer) const override; 66 void GenerateCopyConstructorCode(io::Printer* printer) const override; 67 void GenerateDestructorCode(io::Printer* printer) const override; 68 void GenerateArenaDestructorCode(io::Printer* printer) const override; 69 void GenerateSerializeWithCachedSizesToArray( 70 io::Printer* printer) const override; 71 void GenerateByteSize(io::Printer* printer) const override; 72 void GenerateConstinitInitializer(io::Printer* printer) const override; IsInlined()73 bool IsInlined() const override { return inlined_; } 74 ArenaDtorNeeds NeedsArenaDestructor() const override; 75 76 private: 77 bool inlined_; 78 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(StringFieldGenerator); 79 }; 80 81 class StringOneofFieldGenerator : public StringFieldGenerator { 82 public: 83 StringOneofFieldGenerator(const FieldDescriptor* descriptor, 84 const Options& options); 85 ~StringOneofFieldGenerator() override; 86 87 // implements FieldGenerator --------------------------------------- 88 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 89 void GenerateClearingCode(io::Printer* printer) const override; 90 91 // StringFieldGenerator, from which we inherit, overrides this so we need to 92 // override it as well. 93 void GenerateMessageClearingCode(io::Printer* printer) const override; 94 void GenerateSwappingCode(io::Printer* printer) const override; 95 void GenerateConstructorCode(io::Printer* printer) const override; 96 97 private: 98 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(StringOneofFieldGenerator); 99 }; 100 101 class RepeatedStringFieldGenerator : public FieldGenerator { 102 public: 103 RepeatedStringFieldGenerator(const FieldDescriptor* descriptor, 104 const Options& options); 105 ~RepeatedStringFieldGenerator() override; 106 107 // implements FieldGenerator --------------------------------------- 108 void GeneratePrivateMembers(io::Printer* printer) const override; 109 void GenerateAccessorDeclarations(io::Printer* printer) const override; 110 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override; 111 void GenerateClearingCode(io::Printer* printer) const override; 112 void GenerateMergingCode(io::Printer* printer) const override; 113 void GenerateSwappingCode(io::Printer* printer) const override; GenerateConstructorCode(io::Printer * printer)114 void GenerateConstructorCode(io::Printer* printer) const override {} GenerateCopyConstructorCode(io::Printer * printer)115 void GenerateCopyConstructorCode(io::Printer* printer) const override {} 116 void GenerateSerializeWithCachedSizesToArray( 117 io::Printer* printer) const override; 118 void GenerateByteSize(io::Printer* printer) const override; 119 void GenerateConstinitInitializer(io::Printer* printer) const override; 120 121 private: 122 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(RepeatedStringFieldGenerator); 123 }; 124 125 } // namespace cpp 126 } // namespace compiler 127 } // namespace protobuf 128 } // namespace google 129 130 #endif // GOOGLE_PROTOBUF_COMPILER_CPP_STRING_FIELD_H__ 131