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Diffstat (limited to 'csharp/src/ProtoGen/EnumFieldGenerator.cs')
| -rw-r--r-- | csharp/src/ProtoGen/EnumFieldGenerator.cs | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/csharp/src/ProtoGen/EnumFieldGenerator.cs b/csharp/src/ProtoGen/EnumFieldGenerator.cs new file mode 100644 index 00000000..8d70bc67 --- /dev/null +++ b/csharp/src/ProtoGen/EnumFieldGenerator.cs @@ -0,0 +1,148 @@ +#region Copyright notice and license
+
+// Protocol Buffers - Google's data interchange format
+// Copyright 2008 Google Inc. All rights reserved.
+// http://github.com/jskeet/dotnet-protobufs/
+// Original C++/Java/Python code:
+// http://code.google.com/p/protobuf/
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using Google.ProtocolBuffers.Descriptors;
+
+namespace Google.ProtocolBuffers.ProtoGen
+{
+ internal class EnumFieldGenerator : FieldGeneratorBase, IFieldSourceGenerator
+ {
+ internal EnumFieldGenerator(FieldDescriptor descriptor, int fieldOrdinal)
+ : base(descriptor, fieldOrdinal)
+ {
+ }
+
+ public void GenerateMembers(TextGenerator writer)
+ {
+ writer.WriteLine("private bool has{0};", PropertyName);
+ writer.WriteLine("private {0} {1}_ = {2};", TypeName, Name, DefaultValue);
+ AddDeprecatedFlag(writer);
+ writer.WriteLine("public bool Has{0} {{", PropertyName);
+ writer.WriteLine(" get {{ return has{0}; }}", PropertyName);
+ writer.WriteLine("}");
+ AddPublicMemberAttributes(writer);
+ writer.WriteLine("public {0} {1} {{", TypeName, PropertyName);
+ writer.WriteLine(" get {{ return {0}_; }}", Name);
+ writer.WriteLine("}");
+ }
+
+ public void GenerateBuilderMembers(TextGenerator writer)
+ {
+ AddDeprecatedFlag(writer);
+ writer.WriteLine("public bool Has{0} {{", PropertyName);
+ writer.WriteLine(" get {{ return result.has{0}; }}", PropertyName);
+ writer.WriteLine("}");
+ AddPublicMemberAttributes(writer);
+ writer.WriteLine("public {0} {1} {{", TypeName, PropertyName);
+ writer.WriteLine(" get {{ return result.{0}; }}", PropertyName);
+ writer.WriteLine(" set {{ Set{0}(value); }}", PropertyName);
+ writer.WriteLine("}");
+ AddPublicMemberAttributes(writer);
+ writer.WriteLine("public Builder Set{0}({1} value) {{", PropertyName, TypeName);
+ writer.WriteLine(" PrepareBuilder();");
+ writer.WriteLine(" result.has{0} = true;", PropertyName);
+ writer.WriteLine(" result.{0}_ = value;", Name);
+ writer.WriteLine(" return this;");
+ writer.WriteLine("}");
+ AddDeprecatedFlag(writer);
+ writer.WriteLine("public Builder Clear{0}() {{", PropertyName);
+ writer.WriteLine(" PrepareBuilder();");
+ writer.WriteLine(" result.has{0} = false;", PropertyName);
+ writer.WriteLine(" result.{0}_ = {1};", Name, DefaultValue);
+ writer.WriteLine(" return this;");
+ writer.WriteLine("}");
+ }
+
+ public void GenerateMergingCode(TextGenerator writer)
+ {
+ writer.WriteLine("if (other.Has{0}) {{", PropertyName);
+ writer.WriteLine(" {0} = other.{0};", PropertyName);
+ writer.WriteLine("}");
+ }
+
+ public void GenerateBuildingCode(TextGenerator writer)
+ {
+ // Nothing to do here for enum types
+ }
+
+ public void GenerateParsingCode(TextGenerator writer)
+ {
+ writer.WriteLine("object unknown;");
+ writer.WriteLine("if(input.ReadEnum(ref result.{0}_, out unknown)) {{", Name);
+ writer.WriteLine(" result.has{0} = true;", PropertyName);
+ writer.WriteLine("} else if(unknown is int) {");
+ if (!UseLiteRuntime)
+ {
+ writer.WriteLine(" if (unknownFields == null) {"); // First unknown field - create builder now
+ writer.WriteLine(" unknownFields = pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);");
+ writer.WriteLine(" }");
+ writer.WriteLine(" unknownFields.MergeVarintField({0}, (ulong)(int)unknown);", Number);
+ }
+ writer.WriteLine("}");
+ }
+
+ public void GenerateSerializationCode(TextGenerator writer)
+ {
+ writer.WriteLine("if (has{0}) {{", PropertyName);
+ writer.WriteLine(" output.WriteEnum({0}, field_names[{2}], (int) {1}, {1});", Number, PropertyName,
+ FieldOrdinal);
+ writer.WriteLine("}");
+ }
+
+ public void GenerateSerializedSizeCode(TextGenerator writer)
+ {
+ writer.WriteLine("if (has{0}) {{", PropertyName);
+ writer.WriteLine(" size += pb::CodedOutputStream.ComputeEnumSize({0}, (int) {1});", Number, PropertyName);
+ writer.WriteLine("}");
+ }
+
+ public override void WriteHash(TextGenerator writer)
+ {
+ writer.WriteLine("if (has{0}) hash ^= {1}_.GetHashCode();", PropertyName, Name);
+ }
+
+ public override void WriteEquals(TextGenerator writer)
+ {
+ writer.WriteLine("if (has{0} != other.has{0} || (has{0} && !{1}_.Equals(other.{1}_))) return false;",
+ PropertyName, Name);
+ }
+
+ public override void WriteToString(TextGenerator writer)
+ {
+ writer.WriteLine("PrintField(\"{0}\", has{1}, {2}_, writer);", Descriptor.Name, PropertyName, Name);
+ }
+ }
+}
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