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#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 Newtonsoft.Json.Serialization;
using System.Reflection;
#if NET20
using Newtonsoft.Json.Utilities.LinqBridge;
#endif
namespace Newtonsoft.Json.Utilities
{
internal class LateBoundReflectionDelegateFactory : ReflectionDelegateFactory
{
private static readonly LateBoundReflectionDelegateFactory _instance = new LateBoundReflectionDelegateFactory();
internal static ReflectionDelegateFactory Instance
{
get { return _instance; }
}
public override ObjectConstructor<object> CreateParameterizedConstructor(MethodBase method)
{
ValidationUtils.ArgumentNotNull(method, nameof(method));
ConstructorInfo c = method as ConstructorInfo;
if (c != null)
{
// don't convert to method group to avoid medium trust issues
// https://github.com/JamesNK/Newtonsoft.Json/issues/476
return a =>
{
object[] args = a;
return c.Invoke(args);
};
}
return a => method.Invoke(null, a);
}
public override MethodCall<T, object> CreateMethodCall<T>(MethodBase method)
{
ValidationUtils.ArgumentNotNull(method, nameof(method));
ConstructorInfo c = method as ConstructorInfo;
if (c != null)
{
return (o, a) => c.Invoke(a);
}
return (o, a) => method.Invoke(o, a);
}
public override Func<T> CreateDefaultConstructor<T>(Type type)
{
ValidationUtils.ArgumentNotNull(type, nameof(type));
if (type.IsValueType())
{
return () => (T)Activator.CreateInstance(type);
}
ConstructorInfo constructorInfo = ReflectionUtils.GetDefaultConstructor(type, true);
return () => (T)constructorInfo.Invoke(null);
}
public override Func<T, object> CreateGet<T>(PropertyInfo propertyInfo)
{
ValidationUtils.ArgumentNotNull(propertyInfo, nameof(propertyInfo));
return o => propertyInfo.GetValue(o, null);
}
public override Func<T, object> CreateGet<T>(FieldInfo fieldInfo)
{
ValidationUtils.ArgumentNotNull(fieldInfo, nameof(fieldInfo));
return o => fieldInfo.GetValue(o);
}
public override Action<T, object> CreateSet<T>(FieldInfo fieldInfo)
{
ValidationUtils.ArgumentNotNull(fieldInfo, nameof(fieldInfo));
return (o, v) => fieldInfo.SetValue(o, v);
}
public override Action<T, object> CreateSet<T>(PropertyInfo propertyInfo)
{
ValidationUtils.ArgumentNotNull(propertyInfo, nameof(propertyInfo));
return (o, v) => propertyInfo.SetValue(o, v, null);
}
}
}
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