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 #include <sstream>
32
33 #include <google/protobuf/compiler/code_generator.h>
34 #include <google/protobuf/compiler/plugin.h>
35 #include <google/protobuf/descriptor.h>
36 #include <google/protobuf/descriptor.pb.h>
37 #include <google/protobuf/io/printer.h>
38 #include <google/protobuf/io/zero_copy_stream.h>
39
40 #include <google/protobuf/compiler/csharp/csharp_doc_comment.h>
41 #include <google/protobuf/compiler/csharp/csharp_helpers.h>
42 #include <google/protobuf/compiler/csharp/csharp_repeated_message_field.h>
43 #include <google/protobuf/compiler/csharp/csharp_message_field.h>
44 #include <google/protobuf/compiler/csharp/csharp_wrapper_field.h>
45
46 namespace google {
47 namespace protobuf {
48 namespace compiler {
49 namespace csharp {
50
RepeatedMessageFieldGenerator(const FieldDescriptor * descriptor,int fieldOrdinal,const Options * options)51 RepeatedMessageFieldGenerator::RepeatedMessageFieldGenerator(
52 const FieldDescriptor* descriptor, int fieldOrdinal, const Options *options)
53 : FieldGeneratorBase(descriptor, fieldOrdinal, options) {
54 }
55
~RepeatedMessageFieldGenerator()56 RepeatedMessageFieldGenerator::~RepeatedMessageFieldGenerator() {
57
58 }
59
GenerateMembers(io::Printer * printer)60 void RepeatedMessageFieldGenerator::GenerateMembers(io::Printer* printer) {
61 printer->Print(
62 variables_,
63 "private static readonly pb::FieldCodec<$type_name$> _repeated_$name$_codec\n"
64 " = ");
65 // Don't want to duplicate the codec code here... maybe we should have a
66 // "create single field generator for this repeated field"
67 // function, but it doesn't seem worth it for just this.
68 if (IsWrapperType(descriptor_)) {
69 scoped_ptr<FieldGeneratorBase> single_generator(
70 new WrapperFieldGenerator(descriptor_, fieldOrdinal_, this->options()));
71 single_generator->GenerateCodecCode(printer);
72 } else {
73 scoped_ptr<FieldGeneratorBase> single_generator(
74 new MessageFieldGenerator(descriptor_, fieldOrdinal_, this->options()));
75 single_generator->GenerateCodecCode(printer);
76 }
77 printer->Print(";\n");
78 printer->Print(
79 variables_,
80 "private readonly pbc::RepeatedField<$type_name$> $name$_ = new pbc::RepeatedField<$type_name$>();\n");
81 WritePropertyDocComment(printer, descriptor_);
82 AddDeprecatedFlag(printer);
83 printer->Print(
84 variables_,
85 "$access_level$ pbc::RepeatedField<$type_name$> $property_name$ {\n"
86 " get { return $name$_; }\n"
87 "}\n");
88 }
89
GenerateMergingCode(io::Printer * printer)90 void RepeatedMessageFieldGenerator::GenerateMergingCode(io::Printer* printer) {
91 printer->Print(
92 variables_,
93 "$name$_.Add(other.$name$_);\n");
94 }
95
GenerateParsingCode(io::Printer * printer)96 void RepeatedMessageFieldGenerator::GenerateParsingCode(io::Printer* printer) {
97 printer->Print(
98 variables_,
99 "$name$_.AddEntriesFrom(input, _repeated_$name$_codec);\n");
100 }
101
GenerateSerializationCode(io::Printer * printer)102 void RepeatedMessageFieldGenerator::GenerateSerializationCode(io::Printer* printer) {
103 printer->Print(
104 variables_,
105 "$name$_.WriteTo(output, _repeated_$name$_codec);\n");
106 }
107
GenerateSerializedSizeCode(io::Printer * printer)108 void RepeatedMessageFieldGenerator::GenerateSerializedSizeCode(io::Printer* printer) {
109 printer->Print(
110 variables_,
111 "size += $name$_.CalculateSize(_repeated_$name$_codec);\n");
112 }
113
WriteHash(io::Printer * printer)114 void RepeatedMessageFieldGenerator::WriteHash(io::Printer* printer) {
115 printer->Print(
116 variables_,
117 "hash ^= $name$_.GetHashCode();\n");
118 }
119
WriteEquals(io::Printer * printer)120 void RepeatedMessageFieldGenerator::WriteEquals(io::Printer* printer) {
121 printer->Print(
122 variables_,
123 "if(!$name$_.Equals(other.$name$_)) return false;\n");
124 }
125
WriteToString(io::Printer * printer)126 void RepeatedMessageFieldGenerator::WriteToString(io::Printer* printer) {
127 variables_["field_name"] = GetFieldName(descriptor_);
128 printer->Print(
129 variables_,
130 "PrintField(\"$field_name$\", $name$_, writer);\n");
131 }
132
GenerateCloningCode(io::Printer * printer)133 void RepeatedMessageFieldGenerator::GenerateCloningCode(io::Printer* printer) {
134 printer->Print(variables_,
135 "$name$_ = other.$name$_.Clone();\n");
136 }
137
GenerateFreezingCode(io::Printer * printer)138 void RepeatedMessageFieldGenerator::GenerateFreezingCode(io::Printer* printer) {
139 }
140
141 } // namespace csharp
142 } // namespace compiler
143 } // namespace protobuf
144 } // namespace google
145