1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2008 Google Inc.  All rights reserved.
3 // http://code.google.com/p/protobuf/
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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_JAVA_FIELD_H__
36 #define GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__
37 
38 #include <string>
39 #include <google/protobuf/stubs/common.h>
40 #include <google/protobuf/descriptor.h>
41 #include <google/protobuf/compiler/javamicro/javamicro_params.h>
42 
43 namespace google {
44 namespace protobuf {
45   namespace io {
46     class Printer;             // printer.h
47   }
48 }
49 
50 namespace protobuf {
51 namespace compiler {
52 namespace javamicro {
53 
54 class FieldGenerator {
55  public:
56   //FieldGenerator() {}
FieldGenerator(const Params & params)57   FieldGenerator(const Params& params) : params_(params) {}
58   virtual ~FieldGenerator();
59 
60   virtual void GenerateMembers(io::Printer* printer) const = 0;
61   virtual void GenerateMergingCode(io::Printer* printer) const = 0;
62   virtual void GenerateParsingCode(io::Printer* printer) const = 0;
63   virtual void GenerateSerializationCode(io::Printer* printer) const = 0;
64   virtual void GenerateSerializedSizeCode(io::Printer* printer) const = 0;
65 
66   virtual string GetBoxedType() const = 0;
67 
68  protected:
69   const Params& params_;
70  private:
71   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGenerator);
72 };
73 
74 // Convenience class which constructs FieldGenerators for a Descriptor.
75 class FieldGeneratorMap {
76  public:
77   explicit FieldGeneratorMap(const Descriptor* descriptor, const Params &params);
78   ~FieldGeneratorMap();
79 
80   const FieldGenerator& get(const FieldDescriptor* field) const;
81   const FieldGenerator& get_extension(int index) const;
82 
83  private:
84   const Descriptor* descriptor_;
85   std::unique_ptr<std::unique_ptr<FieldGenerator>[]> field_generators_;
86   std::unique_ptr<std::unique_ptr<FieldGenerator>[]> extension_generators_;
87 
88   static FieldGenerator* MakeGenerator(const FieldDescriptor* field, const Params &params);
89 
90   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FieldGeneratorMap);
91 };
92 
93 }  // namespace javamicro
94 }  // namespace compiler
95 }  // namespace protobuf
96 
97 }  // namespace google
98 #endif  // GOOGLE_PROTOBUF_COMPILER_JAVA_FIELD_H__
99