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author | Jan Tattermusch <jtattermusch@users.noreply.github.com> | 2015-04-17 14:15:52 -0700 |
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committer | Jan Tattermusch <jtattermusch@users.noreply.github.com> | 2015-04-17 14:15:52 -0700 |
commit | 01c8c35ca3d3424a9473dd22ea2456933b3e8d36 (patch) | |
tree | de582cb9ef3e449f24015dec09f80e998806b26a /csharp/src/ProtoGen/SourceGenerators.cs | |
parent | 813d6d652d8091e9365bfbd01efb5f2ee8bdfbce (diff) | |
parent | 1eab56aee8dddcb656db67d9fb87a8cc6a2ac112 (diff) | |
download | protobuf-01c8c35ca3d3424a9473dd22ea2456933b3e8d36.tar.gz protobuf-01c8c35ca3d3424a9473dd22ea2456933b3e8d36.tar.bz2 protobuf-01c8c35ca3d3424a9473dd22ea2456933b3e8d36.zip |
Merge pull request #2 from jtattermusch/csharp_protobuf_imported
Pulling protobuf-csharp-port into csharp/ directory
Diffstat (limited to 'csharp/src/ProtoGen/SourceGenerators.cs')
-rw-r--r-- | csharp/src/ProtoGen/SourceGenerators.cs | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/csharp/src/ProtoGen/SourceGenerators.cs b/csharp/src/ProtoGen/SourceGenerators.cs new file mode 100644 index 00000000..38458f05 --- /dev/null +++ b/csharp/src/ProtoGen/SourceGenerators.cs @@ -0,0 +1,87 @@ +#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 System;
+using System.Collections.Generic;
+using Google.ProtocolBuffers.Descriptors;
+
+namespace Google.ProtocolBuffers.ProtoGen
+{
+ public delegate TResult Func<T, TResult>(T arg);
+
+ internal static class SourceGenerators
+ {
+ private static readonly Dictionary<Type, Func<IDescriptor, ISourceGenerator>> GeneratorFactories =
+ new Dictionary<Type, Func<IDescriptor, ISourceGenerator>>
+ {
+ {typeof(FileDescriptor), descriptor => new UmbrellaClassGenerator((FileDescriptor) descriptor)},
+ {typeof(EnumDescriptor), descriptor => new EnumGenerator((EnumDescriptor) descriptor)},
+ {typeof(ServiceDescriptor), descriptor => new ServiceGenerator((ServiceDescriptor) descriptor)},
+ {typeof(MessageDescriptor), descriptor => new MessageGenerator((MessageDescriptor) descriptor)},
+ // For other fields, we have IFieldSourceGenerators.
+ {typeof(FieldDescriptor), descriptor => new ExtensionGenerator((FieldDescriptor) descriptor)}
+ };
+
+ public static IFieldSourceGenerator CreateFieldGenerator(FieldDescriptor field, int fieldOrdinal)
+ {
+ switch (field.MappedType)
+ {
+ case MappedType.Message:
+ return field.IsRepeated
+ ? (IFieldSourceGenerator) new RepeatedMessageFieldGenerator(field, fieldOrdinal)
+ : new MessageFieldGenerator(field, fieldOrdinal);
+ case MappedType.Enum:
+ return field.IsRepeated
+ ? (IFieldSourceGenerator) new RepeatedEnumFieldGenerator(field, fieldOrdinal)
+ : new EnumFieldGenerator(field, fieldOrdinal);
+ default:
+ return field.IsRepeated
+ ? (IFieldSourceGenerator) new RepeatedPrimitiveFieldGenerator(field, fieldOrdinal)
+ : new PrimitiveFieldGenerator(field, fieldOrdinal);
+ }
+ }
+
+ public static ISourceGenerator CreateGenerator<T>(T descriptor) where T : IDescriptor
+ {
+ Func<IDescriptor, ISourceGenerator> factory;
+ if (!GeneratorFactories.TryGetValue(typeof(T), out factory))
+ {
+ throw new ArgumentException("No generator registered for " + typeof(T).Name);
+ }
+ return factory(descriptor);
+ }
+ }
+}
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