1 // Protocol Buffers - Google's data interchange format
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30 
31 // Author: liujisi@google.com (Pherl Liu)
32 
33 #ifndef GOOGLE_PROTOBUF_COMPILER_JAVA_GENERATOR_FACTORY_H__
34 #define GOOGLE_PROTOBUF_COMPILER_JAVA_GENERATOR_FACTORY_H__
35 
36 #include <google/protobuf/stubs/common.h>
37 
38 namespace google {
39 namespace protobuf {
40   class FieldDescriptor;         // descriptor.h
41   class Descriptor;              // descriptor.h
42   class ServiceDescriptor;       // descriptor.h
43   namespace compiler {
44     namespace java {
45       class MessageGenerator;    // message.h
46       class ExtensionGenerator;  // extension.h
47       class ServiceGenerator;    // service.h
48       class Context;             // context.h
49     }
50   }
51 }
52 
53 namespace protobuf {
54 namespace compiler {
55 namespace java {
56 
57 class GeneratorFactory {
58  public:
59   GeneratorFactory();
60   virtual ~GeneratorFactory();
61 
62   virtual MessageGenerator* NewMessageGenerator(
63       const Descriptor* descriptor) const = 0;
64 
65   virtual ExtensionGenerator* NewExtensionGenerator(
66       const FieldDescriptor* descriptor) const = 0;
67 
68   virtual ServiceGenerator* NewServiceGenerator(
69       const ServiceDescriptor* descriptor) const = 0;
70 
71  private:
72   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(GeneratorFactory);
73 };
74 
75 // Factory that creates generators for immutable-default messages.
76 class ImmutableGeneratorFactory : public GeneratorFactory {
77  public:
78   ImmutableGeneratorFactory(Context* context);
79   virtual ~ImmutableGeneratorFactory();
80 
81   virtual MessageGenerator* NewMessageGenerator(
82       const Descriptor* descriptor) const;
83 
84   virtual ExtensionGenerator* NewExtensionGenerator(
85       const FieldDescriptor* descriptor) const;
86 
87   virtual ServiceGenerator* NewServiceGenerator(
88       const ServiceDescriptor* descriptor) const;
89 
90  private:
91   Context* context_;
92   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(ImmutableGeneratorFactory);
93 };
94 
95 
96 }  // namespace java
97 }  // namespace compiler
98 }  // namespace protobuf
99 
100 }  // namespace google
101 #endif  // GOOGLE_PROTOBUF_COMPILER_JAVA_GENERATOR_FACTORY_H__
102