Newtonsoft.Json\Utilities\LateBoundReflectionDelegateFactory.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.Globalization;

using System.Reflection;

namespace Newtonsoft.Json.Utilities

{

  internal class LateBoundReflectionDelegateFactory : ReflectionDelegateFactory

  {

    public static readonly LateBoundReflectionDelegateFactory Instance = new LateBoundReflectionDelegateFactory();

    public override MethodCall<T, object> CreateMethodCall<T>(MethodBase 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)

    {

      if (type.IsValueType)

        return () => (T)ReflectionUtils.CreateInstance(type);

      ConstructorInfo constructorInfo = ReflectionUtils.GetDefaultConstructor(type, true);

      return () => (T)constructorInfo.Invoke(null);

    }

    public override Func<T, object> CreateGet<T>(PropertyInfo propertyInfo)

    {

      return o => propertyInfo.GetValue(o, null);

    }

    public override Func<T, object> CreateGet<T>(FieldInfo fieldInfo)

    {

      return o => fieldInfo.GetValue(o);

    }

    public override Action<T, object> CreateSet<T>(FieldInfo fieldInfo)

    {

      return (o, v) => fieldInfo.SetValue(o, v);

    }

    public override Action<T, object> CreateSet<T>(PropertyInfo propertyInfo)

    {

      return (o, v) => propertyInfo.SetValue(o, v, null);

    }

  }

}