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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 System.Reflection;
using Newtonsoft.Json.Utilities;
using System.Globalization;
namespace Newtonsoft.Json.Serialization
{
/// <summary>
/// Get and set values for a <see cref="MemberInfo"/> using reflection.
/// </summary>
public class ReflectionValueProvider : IValueProvider
{
private readonly MemberInfo _memberInfo;
/// <summary>
/// Initializes a new instance of the <see cref="ReflectionValueProvider"/> class.
/// </summary>
/// <param name="memberInfo">The member info.</param>
public ReflectionValueProvider(MemberInfo memberInfo)
{
ValidationUtils.ArgumentNotNull(memberInfo, "memberInfo");
_memberInfo = memberInfo;
}
/// <summary>
/// Sets the value.
/// </summary>
/// <param name="target">The target to set the value on.</param>
/// <param name="value">The value to set on the target.</param>
public void SetValue(object target, object value)
{
try
{
ReflectionUtils.SetMemberValue(_memberInfo, target, value);
}
catch (Exception ex)
{
throw new JsonSerializationException("Error setting value to '{0}' on '{1}'.".FormatWith(CultureInfo.InvariantCulture, _memberInfo.Name, target.GetType()), ex);
}
}
/// <summary>
/// Gets the value.
/// </summary>
/// <param name="target">The target to get the value from.</param>
/// <returns>The value.</returns>
public object GetValue(object target)
{
try
{
return ReflectionUtils.GetMemberValue(_memberInfo, target);
}
catch (Exception ex)
{
throw new JsonSerializationException("Error getting value from '{0}' on '{1}'.".FormatWith(CultureInfo.InvariantCulture, _memberInfo.Name, target.GetType()), ex);
}
}
}
}
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