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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_ENUM_FIELD_H__
36 #define GOOGLE_PROTOBUF_COMPILER_CPP_ENUM_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 EnumFieldGenerator : public FieldGenerator {
48  public:
49   explicit EnumFieldGenerator(const FieldDescriptor* descriptor,
50                               const Options& options);
51   ~EnumFieldGenerator();
52 
53   // implements FieldGenerator ---------------------------------------
54   void GeneratePrivateMembers(io::Printer* printer) const;
55   void GenerateAccessorDeclarations(io::Printer* printer) const;
56   void GenerateInlineAccessorDefinitions(io::Printer* printer) const;
57   void GenerateClearingCode(io::Printer* printer) const;
58   void GenerateMergingCode(io::Printer* printer) const;
59   void GenerateSwappingCode(io::Printer* printer) const;
60   void GenerateConstructorCode(io::Printer* printer) const;
61   void GenerateMergeFromCodedStream(io::Printer* printer) const;
62   void GenerateSerializeWithCachedSizes(io::Printer* printer) const;
63   void GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const;
64   void GenerateByteSize(io::Printer* printer) const;
65 
66  protected:
67   const FieldDescriptor* descriptor_;
68   map<string, string> variables_;
69 
70  private:
71   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(EnumFieldGenerator);
72 };
73 
74 class EnumOneofFieldGenerator : public EnumFieldGenerator {
75  public:
76   explicit EnumOneofFieldGenerator(const FieldDescriptor* descriptor,
77                                    const Options& options);
78   ~EnumOneofFieldGenerator();
79 
80   // implements FieldGenerator ---------------------------------------
81   void GenerateInlineAccessorDefinitions(io::Printer* printer) const;
82   void GenerateClearingCode(io::Printer* printer) const;
83   void GenerateSwappingCode(io::Printer* printer) const;
84   void GenerateConstructorCode(io::Printer* printer) const;
85 
86  private:
87   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(EnumOneofFieldGenerator);
88 };
89 
90 class RepeatedEnumFieldGenerator : public FieldGenerator {
91  public:
92   explicit RepeatedEnumFieldGenerator(const FieldDescriptor* descriptor,
93                                       const Options& options);
94   ~RepeatedEnumFieldGenerator();
95 
96   // implements FieldGenerator ---------------------------------------
97   void GeneratePrivateMembers(io::Printer* printer) const;
98   void GenerateAccessorDeclarations(io::Printer* printer) const;
99   void GenerateInlineAccessorDefinitions(io::Printer* printer) const;
100   void GenerateClearingCode(io::Printer* printer) const;
101   void GenerateMergingCode(io::Printer* printer) const;
102   void GenerateSwappingCode(io::Printer* printer) const;
103   void GenerateConstructorCode(io::Printer* printer) const;
104   void GenerateMergeFromCodedStream(io::Printer* printer) const;
105   void GenerateMergeFromCodedStreamWithPacking(io::Printer* printer) const;
106   void GenerateSerializeWithCachedSizes(io::Printer* printer) const;
107   void GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const;
108   void GenerateByteSize(io::Printer* printer) const;
109 
110  private:
111   const FieldDescriptor* descriptor_;
112   map<string, string> variables_;
113 
114   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(RepeatedEnumFieldGenerator);
115 };
116 
117 }  // namespace cpp
118 }  // namespace compiler
119 }  // namespace protobuf
120 
121 }  // namespace google
122 #endif  // GOOGLE_PROTOBUF_COMPILER_CPP_ENUM_FIELD_H__
123