1// Protocol Buffers - Google's data interchange format
2// Copyright 2008 Google Inc. All rights reserved.
3// https://developers.google.com/protocol-buffers/
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,
24// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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#ifndef GOOGLE_PROTOBUF_COMPILER_CPP_MAP_FIELD_H__
32#define GOOGLE_PROTOBUF_COMPILER_CPP_MAP_FIELD_H__
33
34#include <map>
35#include <string>
36
37#include <google/protobuf/compiler/cpp/helpers.h>
38#include <google/protobuf/compiler/cpp/message_field.h>
39
40namespace google {
41namespace protobuf {
42namespace compiler {
43namespace cpp {
44
45class MapFieldGenerator : public FieldGenerator {
46 public:
47 MapFieldGenerator(const FieldDescriptor* descriptor, const Options& options,
48 MessageSCCAnalyzer* scc_analyzer);
49 ~MapFieldGenerator() override;
50
51 // implements FieldGenerator ---------------------------------------
52 void GeneratePrivateMembers(io::Printer* printer) const override;
53 void GenerateAccessorDeclarations(io::Printer* printer) const override;
54 void GenerateInlineAccessorDefinitions(io::Printer* printer) const override;
55 void GenerateClearingCode(io::Printer* printer) const override;
56 void GenerateMergingCode(io::Printer* printer) const override;
57 void GenerateSwappingCode(io::Printer* printer) const override;
58 void GenerateConstructorCode(io::Printer* printer) const override {}
59 void GenerateCopyConstructorCode(io::Printer* printer) const override;
60 void GenerateSerializeWithCachedSizesToArray(
61 io::Printer* printer) const override;
62 void GenerateByteSize(io::Printer* printer) const override;
63 void GenerateIsInitialized(io::Printer* printer) const override;
64 void GenerateConstexprAggregateInitializer(
65 io::Printer* printer) const override;
66 void GenerateCopyAggregateInitializer(io::Printer* printer) const override;
67 void GenerateAggregateInitializer(io::Printer* printer) const override;
68 void GenerateDestructorCode(io::Printer* printer) const override;
69 void GenerateArenaDestructorCode(io::Printer* printer) const override;
70 ArenaDtorNeeds NeedsArenaDestructor() const override;
71
72 private:
73 const bool has_required_fields_;
74
75 GOOGLE_DISALLOW_EVIL_CONSTRUCTORS(MapFieldGenerator);
76};
77
78} // namespace cpp
79} // namespace compiler
80} // namespace protobuf
81} // namespace google
82
83#endif // GOOGLE_PROTOBUF_COMPILER_CPP_MAP_FIELD_H__
84