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Diffstat (limited to 'csharp/ProtocolBuffers/FieldAccess/SingleMessageAccessor.cs')
-rw-r--r-- | csharp/ProtocolBuffers/FieldAccess/SingleMessageAccessor.cs | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/csharp/ProtocolBuffers/FieldAccess/SingleMessageAccessor.cs b/csharp/ProtocolBuffers/FieldAccess/SingleMessageAccessor.cs deleted file mode 100644 index 5aa9f777..00000000 --- a/csharp/ProtocolBuffers/FieldAccess/SingleMessageAccessor.cs +++ /dev/null @@ -1,66 +0,0 @@ -// Protocol Buffers - Google's data interchange format -// Copyright 2008 Google Inc. -// http://code.google.com/p/protobuf/ -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -using System; -using System.Reflection; - -namespace Google.ProtocolBuffers.FieldAccess { - /// <summary> - /// Accessor for fields representing a non-repeated message value. - /// </summary> - internal sealed class SingleMessageAccessor<TMessage, TBuilder> : SinglePrimitiveAccessor<TMessage, TBuilder> - where TMessage : IMessage<TMessage, TBuilder> - where TBuilder : IBuilder<TMessage, TBuilder> { - - /// <summary> - /// The static method to create a builder for the property type. For example, - /// in a message type "Foo", a field called "bar" might be of type "Baz". This - /// method is Baz.CreateBuilder. - /// </summary> - private readonly Func<IBuilder> createBuilderDelegate; - - internal SingleMessageAccessor(string name) : base(name) { - MethodInfo createBuilderMethod = ClrType.GetMethod("CreateBuilder", Type.EmptyTypes); - if (createBuilderMethod == null) { - throw new ArgumentException("No public static CreateBuilder method declared in " + ClrType.Name); - } - createBuilderDelegate = ReflectionUtil.CreateStaticUpcastDelegate(createBuilderMethod); - } - - /// <summary> - /// Creates a message of the appropriate CLR type from the given value, - /// which may already be of the right type or may be a dynamic message. - /// </summary> - private object CoerceType(object value) { - - // If it's already of the right type, we're done - if (ClrType.IsInstanceOfType(value)) { - return value; - } - - // No... so let's create a builder of the right type, and merge the value in. - IMessage message = (IMessage) value; - return CreateBuilder().WeakMergeFrom(message).WeakBuild(); - } - - public override void SetValue(TBuilder builder, object value) { - base.SetValue(builder, CoerceType(value)); - } - - public override IBuilder CreateBuilder() { - return createBuilderDelegate(); - } - } -}
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