1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2008 Google Inc.  All rights reserved.
3 // https://developers.google.com/protocol-buffers/
4 //
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6 // modification, are permitted provided that the following conditions are
7 // met:
8 //
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10 // notice, this list of conditions and the following disclaimer.
11 //     * Redistributions in binary form must reproduce the above
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13 // in the documentation and/or other materials provided with the
14 // distribution.
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17 // this software without specific prior written permission.
18 //
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21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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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_FILE_H__
36 #define GOOGLE_PROTOBUF_COMPILER_JAVA_FILE_H__
37 
38 #include <memory>
39 #ifndef _SHARED_PTR_H
40 #include <google/protobuf/stubs/shared_ptr.h>
41 #endif
42 #include <string>
43 #include <vector>
44 #include <google/protobuf/stubs/common.h>
45 
46 namespace google {
47 namespace protobuf {
48   class FileDescriptor;          // descriptor.h
49   namespace io {
50     class Printer;               // printer.h
51   }
52   namespace compiler {
53     class GeneratorContext;      // code_generator.h
54     namespace java {
55       class Context;             // context.h
56       class MessageGenerator;    // message.h
57       class GeneratorFactory;    // generator_factory.h
58       class ExtensionGenerator;  // extension.h
59       class ClassNameResolver;   // name_resolver.h
60     }
61   }
62 }
63 
64 namespace protobuf {
65 namespace compiler {
66 namespace java {
67 
68 class FileGenerator {
69  public:
70   FileGenerator(const FileDescriptor* file, bool immutable_api = true,
71                 bool enforce_lite = false);
72   ~FileGenerator();
73 
74   // Checks for problems that would otherwise lead to cryptic compile errors.
75   // Returns true if there are no problems, or writes an error description to
76   // the given string and returns false otherwise.
77   bool Validate(string* error);
78 
79   void Generate(io::Printer* printer);
80 
81   // If we aren't putting everything into one file, this will write all the
82   // files other than the outer file (i.e. one for each message, enum, and
83   // service type).
84   void GenerateSiblings(const string& package_dir,
85                         GeneratorContext* generator_context,
86                         vector<string>* file_list);
87 
java_package()88   const string& java_package() { return java_package_; }
classname()89   const string& classname()    { return classname_;    }
90 
91 
92  private:
93   void GenerateDescriptorInitializationCodeForImmutable(io::Printer* printer);
94   void GenerateDescriptorInitializationCodeForMutable(io::Printer* printer);
95 
96   bool ShouldIncludeDependency(const FileDescriptor* descriptor,
97                                bool immutable_api_);
98 
99   const FileDescriptor* file_;
100   string java_package_;
101   string classname_;
102 
103   google::protobuf::scoped_array<google::protobuf::scoped_ptr<MessageGenerator> > message_generators_;
104   google::protobuf::scoped_array<google::protobuf::scoped_ptr<ExtensionGenerator> > extension_generators_;
105   google::protobuf::scoped_ptr<GeneratorFactory> generator_factory_;
106   google::protobuf::scoped_ptr<Context> context_;
107   ClassNameResolver* name_resolver_;
108   bool immutable_api_;
109 
110 
111   GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(FileGenerator);
112 };
113 
114 }  // namespace java
115 }  // namespace compiler
116 }  // namespace protobuf
117 
118 }  // namespace google
119 #endif  // GOOGLE_PROTOBUF_COMPILER_JAVA_FILE_H__
120