1// Protocol Buffers - Google's data interchange format
2// Copyright 2008 Google Inc.  All rights reserved.
3// http://code.google.com/p/protobuf/
4//
5// Redistribution and use in source and binary forms, with or without
6// modification, are permitted provided that the following conditions are
7// met:
8//
9//     * Redistributions of source code must retain the above copyright
10// notice, this list of conditions and the following disclaimer.
11//     * Redistributions in binary form must reproduce the above
12// copyright notice, this list of conditions and the following disclaimer
13// in the documentation and/or other materials provided with the
14// distribution.
15//     * Neither the name of Google Inc. nor the names of its
16// contributors may be used to endorse or promote products derived from
17// this software without specific prior written permission.
18//
19// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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25// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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27// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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_MESSAGE_H__
36#define GOOGLE_PROTOBUF_COMPILER_JAVA_MESSAGE_H__
37
38#include <string>
39#include <google/protobuf/compiler/javanano/javanano_helpers.h>
40#include <google/protobuf/compiler/javanano/javanano_field.h>
41#include <google/protobuf/compiler/javanano/javanano_params.h>
42#include <google/protobuf/stubs/common.h>
43
44namespace google {
45namespace protobuf {
46  namespace io {
47    class Printer;             // printer.h
48  }
49}
50
51namespace protobuf {
52namespace compiler {
53namespace javanano {
54
55class MessageGenerator {
56 public:
57  explicit MessageGenerator(const Descriptor* descriptor, const Params& params);
58  ~MessageGenerator();
59
60  // All static variables have to be declared at the top-level of the file
61  // so that we can control initialization order, which is important for
62  // DescriptorProto bootstrapping to work.
63  void GenerateStaticVariables(io::Printer* printer);
64
65  // Output code which initializes the static variables generated by
66  // GenerateStaticVariables().
67  void GenerateStaticVariableInitializers(io::Printer* printer);
68
69  // Generate the class itself.
70  void Generate(io::Printer* printer);
71
72 private:
73  void GenerateMessageSerializationMethods(io::Printer* printer);
74  void GenerateMergeFromMethods(io::Printer* printer);
75  void GenerateParseFromMethods(io::Printer* printer);
76  void GenerateSerializeOneField(io::Printer* printer,
77                                 const FieldDescriptor* field);
78
79  void GenerateClear(io::Printer* printer);
80  void GenerateEquals(io::Printer* printer);
81  void GenerateHashCode(io::Printer* printer);
82
83  const Params& params_;
84  const Descriptor* descriptor_;
85  FieldGeneratorMap field_generators_;
86
87  GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MessageGenerator);
88};
89
90}  // namespace javanano
91}  // namespace compiler
92}  // namespace protobuf
93
94}  // namespace google
95#endif  // GOOGLE_PROTOBUF_COMPILER_JAVA_MESSAGE_H__
96