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ProxySU/ProxySU_Core/Tools/Extensions.cs
2021-03-04 16:25:36 +08:00

63 lines
2.0 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using System.Threading.Tasks;
namespace System
{
public static class Extensions
{
// Deep clone
public static T DeepClone<T>(this T obj)
{
if (obj == null)
throw new ArgumentNullException("Object cannot be null");
return (T)Process(obj);
}
static object Process(object obj)
{
if (obj == null)
return null;
Type type = obj.GetType();
if (type.IsValueType || type == typeof(string))
{
return obj;
}
else if (type.IsArray)
{
Type elementType = Type.GetType(
type.FullName.Replace("[]", string.Empty));
var array = obj as Array;
Array copied = Array.CreateInstance(elementType, array.Length);
for (int i = 0; i < array.Length; i++)
{
copied.SetValue(Process(array.GetValue(i)), i);
}
return Convert.ChangeType(copied, obj.GetType());
}
else if (type.IsClass)
{
object toret = Activator.CreateInstance(obj.GetType());
FieldInfo[] fields = type.GetFields(BindingFlags.Public |
BindingFlags.NonPublic | BindingFlags.Instance);
foreach (FieldInfo field in fields)
{
object fieldValue = field.GetValue(obj);
if (fieldValue == null)
continue;
field.SetValue(toret, Process(fieldValue));
}
return toret;
}
else
throw new ArgumentException("Unknown type");
}
}
}