pos/is4c-nf/scale-drivers/drivers/NewMagellan/Newtonsoft.Json/Serialization/DefaultSerializationBinder.cs
#region License
// Copyright (c) 2007 James Newton-King
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion
using System;
using System.Runtime.Serialization;
using System.Reflection;
using System.Globalization;
using Newtonsoft.Json.Utilities;
namespace Newtonsoft.Json.Serialization
{
/// <summary>
/// The default serialization binder used when resolving and loading classes from type names.
/// </summary>
public class DefaultSerializationBinder : SerializationBinder
{
internal static readonly DefaultSerializationBinder Instance = new DefaultSerializationBinder();
private readonly ThreadSafeStore<TypeNameKey, Type> _typeCache = new ThreadSafeStore<TypeNameKey, Type>(GetTypeFromTypeNameKey);
private static Type GetTypeFromTypeNameKey(TypeNameKey typeNameKey)
{
string assemblyName = typeNameKey.AssemblyName;
string typeName = typeNameKey.TypeName;
if (assemblyName != null)
{
Assembly assembly;
#if !(NETFX_CORE || PORTABLE40 || PORTABLE)
// look, I don't like using obsolete methods as much as you do but this is the only way
// Assembly.Load won't check the GAC for a partial name
#pragma warning disable 618,612
assembly = Assembly.LoadWithPartialName(assemblyName);
#pragma warning restore 618,612
#elif NETFX_CORE || PORTABLE
assembly = Assembly.Load(new AssemblyName(assemblyName));
#else
assembly = Assembly.Load(assemblyName);
#endif
#if !(PORTABLE40 || PORTABLE || NETFX_CORE)
if (assembly == null)
{
// will find assemblies loaded with Assembly.LoadFile outside of the main directory
Assembly[] loadedAssemblies = AppDomain.CurrentDomain.GetAssemblies();
foreach (Assembly a in loadedAssemblies)
{
if (a.FullName == assemblyName)
{
assembly = a;
break;
}
}
}
#endif
if (assembly == null)
throw new JsonSerializationException("Could not load assembly '{0}'.".FormatWith(CultureInfo.InvariantCulture, assemblyName));
Type type = assembly.GetType(typeName);
if (type == null)
throw new JsonSerializationException("Could not find type '{0}' in assembly '{1}'.".FormatWith(CultureInfo.InvariantCulture, typeName, assembly.FullName));
return type;
}
else
{
return Type.GetType(typeName);
}
}
internal struct TypeNameKey : IEquatable<TypeNameKey>
{
internal readonly string AssemblyName;
internal readonly string TypeName;
public TypeNameKey(string assemblyName, string typeName)
{
AssemblyName = assemblyName;
TypeName = typeName;
}
public override int GetHashCode()
{
return ((AssemblyName != null) ? AssemblyName.GetHashCode() : 0)
^ ((TypeName != null) ? TypeName.GetHashCode() : 0);
}
public override bool Equals(object obj)
{
if (!(obj is TypeNameKey))
return false;
return Equals((TypeNameKey)obj);
}
public bool Equals(TypeNameKey other)
{
return (AssemblyName == other.AssemblyName && TypeName == other.TypeName);
}
}
/// <summary>
/// When overridden in a derived class, controls the binding of a serialized object to a type.
/// </summary>
/// <param name="assemblyName">Specifies the <see cref="T:System.Reflection.Assembly"/> name of the serialized object.</param>
/// <param name="typeName">Specifies the <see cref="T:System.Type"/> name of the serialized object.</param>
/// <returns>
/// The type of the object the formatter creates a new instance of.
/// </returns>
public override Type BindToType(string assemblyName, string typeName)
{
return _typeCache.Get(new TypeNameKey(assemblyName, typeName));
}
#if !(NET35 || NET20)
/// <summary>
/// When overridden in a derived class, controls the binding of a serialized object to a type.
/// </summary>
/// <param name="serializedType">The type of the object the formatter creates a new instance of.</param>
/// <param name="assemblyName">Specifies the <see cref="T:System.Reflection.Assembly"/> name of the serialized object. </param>
/// <param name="typeName">Specifies the <see cref="T:System.Type"/> name of the serialized object. </param>
public override void BindToName(Type serializedType, out string assemblyName, out string typeName)
{
#if NETFX_CORE || PORTABLE
assemblyName = serializedType.GetTypeInfo().Assembly.FullName;
typeName = serializedType.FullName;
#else
assemblyName = serializedType.Assembly.FullName;
typeName = serializedType.FullName;
#endif
}
#endif
}
}