84 lines
3.1 KiB
C#
84 lines
3.1 KiB
C#
// Licensed to the .NET Foundation under one or more agreements.
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// The .NET Foundation licenses this file to you under the MIT license.
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// See the LICENSE file in the project root for more information.
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#if !NO_CODEDOM
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using System.CodeDom;
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#endif
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using System.Collections.ObjectModel;
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using System.Reflection;
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namespace System.Runtime.Serialization
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{
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public static class DataContractSerializerExtensions
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{
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public static ISerializationSurrogateProvider GetSerializationSurrogateProvider(this DataContractSerializer serializer)
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{
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SurrogateProviderAdapter adapter = serializer.DataContractSurrogate as SurrogateProviderAdapter;
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return (adapter == null) ? null : adapter.Provider;
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}
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public static void SetSerializationSurrogateProvider(this DataContractSerializer serializer, ISerializationSurrogateProvider provider)
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{
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// allocate every time, expectation is that this won't happen enough to warrant maintaining a CondtionalWeakTable.
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IDataContractSurrogate adapter = new SurrogateProviderAdapter(provider);
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// DCS doesn't expose a setter, access the field directly as a workaround
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typeof(DataContractSerializer)
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.GetField("dataContractSurrogate", BindingFlags.Instance | BindingFlags.NonPublic)
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.SetValue(serializer, adapter);
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}
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private class SurrogateProviderAdapter : IDataContractSurrogate
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{
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private ISerializationSurrogateProvider _provider;
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public SurrogateProviderAdapter(ISerializationSurrogateProvider provider)
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{
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_provider = provider;
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}
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public ISerializationSurrogateProvider Provider { get { return _provider; } }
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public object GetCustomDataToExport(Type clrType, Type dataContractType)
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{
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throw NotImplemented.ByDesign;
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}
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public object GetCustomDataToExport(MemberInfo memberInfo, Type dataContractType)
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{
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throw NotImplemented.ByDesign;
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}
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public Type GetDataContractType(Type type)
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{
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return _provider.GetSurrogateType(type);
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}
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public object GetDeserializedObject(object obj, Type targetType)
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{
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return _provider.GetDeserializedObject(obj, targetType);
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}
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public void GetKnownCustomDataTypes(Collection<Type> customDataTypes)
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{
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throw NotImplemented.ByDesign;
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}
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public object GetObjectToSerialize(object obj, Type targetType)
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{
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return _provider.GetObjectToSerialize(obj, targetType);
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}
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public Type GetReferencedTypeOnImport(string typeName, string typeNamespace, object customData)
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{
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throw NotImplemented.ByDesign;
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}
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#if !NO_CODEDOM
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public CodeTypeDeclaration ProcessImportedType(CodeTypeDeclaration typeDeclaration, CodeCompileUnit compileUnit)
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{
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throw NotImplemented.ByDesign;
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}
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#endif
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}
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}
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} |