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 #include <google/protobuf/compiler/cpp/cpp_field.h> 41 42 namespace google { 43 namespace protobuf { 44 namespace compiler { 45 namespace cpp { 46 47 class StringFieldGenerator : public FieldGenerator { 48 public: 49 StringFieldGenerator(const FieldDescriptor* descriptor, 50 const Options& options); 51 ~StringFieldGenerator(); 52 53 // implements FieldGenerator --------------------------------------- 54 void GeneratePrivateMembers(io::Printer* printer) const; 55 void GenerateStaticMembers(io::Printer* printer) const; 56 void GenerateAccessorDeclarations(io::Printer* printer) const; 57 void GenerateInlineAccessorDefinitions(io::Printer* printer) const; 58 void GenerateNonInlineAccessorDefinitions(io::Printer* printer) const; 59 void GenerateClearingCode(io::Printer* printer) const; 60 void GenerateMessageClearingCode(io::Printer* printer) const; 61 void GenerateMergingCode(io::Printer* printer) const; 62 void GenerateSwappingCode(io::Printer* printer) const; 63 void GenerateConstructorCode(io::Printer* printer) const; 64 void GenerateCopyConstructorCode(io::Printer* printer) const; 65 void GenerateDestructorCode(io::Printer* printer) const; 66 bool GenerateArenaDestructorCode(io::Printer* printer) const; 67 void GenerateDefaultInstanceAllocator(io::Printer* printer) const; 68 void GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const; 69 void GenerateByteSize(io::Printer* printer) const; 70 uint32 CalculateFieldTag() const; IsInlined()71 bool IsInlined() const { return inlined_; } 72 73 bool MergeFromCodedStreamNeedsArena() const; 74 75 protected: 76 const bool lite_; 77 bool inlined_; 78 79 private: 80 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(StringFieldGenerator); 81 }; 82 83 class StringOneofFieldGenerator : public StringFieldGenerator { 84 public: 85 StringOneofFieldGenerator(const FieldDescriptor* descriptor, 86 const Options& options); 87 ~StringOneofFieldGenerator(); 88 89 // implements FieldGenerator --------------------------------------- 90 void GenerateInlineAccessorDefinitions(io::Printer* printer) const; 91 void GenerateClearingCode(io::Printer* printer) const; 92 93 // StringFieldGenerator, from which we inherit, overrides this so we need to 94 // override it as well. 95 void GenerateMessageClearingCode(io::Printer* printer) const; 96 void GenerateSwappingCode(io::Printer* printer) const; 97 void GenerateConstructorCode(io::Printer* printer) const; 98 99 private: 100 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(StringOneofFieldGenerator); 101 }; 102 103 class RepeatedStringFieldGenerator : public FieldGenerator { 104 public: 105 RepeatedStringFieldGenerator(const FieldDescriptor* descriptor, 106 const Options& options); 107 ~RepeatedStringFieldGenerator(); 108 109 // implements FieldGenerator --------------------------------------- 110 void GeneratePrivateMembers(io::Printer* printer) const; 111 void GenerateAccessorDeclarations(io::Printer* printer) const; 112 void GenerateInlineAccessorDefinitions(io::Printer* printer) const; 113 void GenerateClearingCode(io::Printer* printer) const; 114 void GenerateMergingCode(io::Printer* printer) const; 115 void GenerateSwappingCode(io::Printer* printer) const; 116 void GenerateConstructorCode(io::Printer* printer) const; 117 void GenerateCopyConstructorCode(io::Printer* printer) const; 118 void GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const; 119 void GenerateByteSize(io::Printer* printer) const; 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