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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_MESSAGE_FIELD_H__
36 #define GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_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 MessageFieldGenerator : public FieldGenerator {
48  public:
49   explicit MessageFieldGenerator(const FieldDescriptor* descriptor,
50                                  const Options& options);
51   ~MessageFieldGenerator();
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(MessageFieldGenerator);
72 };
73 
74 class MessageOneofFieldGenerator : public MessageFieldGenerator {
75  public:
76   explicit MessageOneofFieldGenerator(const FieldDescriptor* descriptor,
77                                       const Options& options);
78   ~MessageOneofFieldGenerator();
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(MessageOneofFieldGenerator);
88 };
89 
90 class RepeatedMessageFieldGenerator : public FieldGenerator {
91  public:
92   explicit RepeatedMessageFieldGenerator(const FieldDescriptor* descriptor,
93                                          const Options& options);
94   ~RepeatedMessageFieldGenerator();
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 GenerateSerializeWithCachedSizes(io::Printer* printer) const;
106   void GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const;
107   void GenerateByteSize(io::Printer* printer) const;
108 
109  private:
110   const FieldDescriptor* descriptor_;
111   map<string, string> variables_;
112 
113   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(RepeatedMessageFieldGenerator);
114 };
115 
116 }  // namespace cpp
117 }  // namespace compiler
118 }  // namespace protobuf
119 
120 }  // namespace google
121 #endif  // GOOGLE_PROTOBUF_COMPILER_CPP_MESSAGE_FIELD_H__
122