C#对象深拷贝方法 - 通用版

 public object Copy(this object obj)
         {
             Object targetDeepCopyObj;
             Type targetType = obj.GetType();
             //值类型
             if (targetType.IsValueType == true)
             {
                 targetDeepCopyObj = obj;
             }
             //引用类型
             else
             {
                 targetDeepCopyObj = System.Activator.CreateInstance(targetType);   //创建引用对象
                 System.Reflection.MemberInfo[] memberCollection = obj.GetType().GetMembers();

                 foreach (System.Reflection.MemberInfo member in memberCollection)
                 {
                     if (member.MemberType == System.Reflection.MemberTypes.Field)
                     {
                         System.Reflection.FieldInfo field = (System.Reflection.FieldInfo)member;
                         Object fieldValue = field.GetValue(obj);
                         if (fieldValue is ICloneable)
                         {
                             field.SetValue(targetDeepCopyObj, (fieldValue as ICloneable).Clone());
                         }
                         else
                         {
                             field.SetValue(targetDeepCopyObj, Copy(fieldValue));
                         }

                     }
                     else if (member.MemberType == System.Reflection.MemberTypes.Property)
                     {
                         System.Reflection.PropertyInfo myProperty = (System.Reflection.PropertyInfo)member;
                         MethodInfo info = myProperty.GetSetMethod(false);
                         if (info != null)
                         {
                             object propertyValue = myProperty.GetValue(obj, null);
                             if (propertyValue is ICloneable)
                             {
                                 myProperty.SetValue(targetDeepCopyObj, (propertyValue as ICloneable).Clone(), null);
                             }
                             else
                             {
                                 myProperty.SetValue(targetDeepCopyObj, Copy(propertyValue), null);
                             }
                         }

                     }
                 }
             }
             return targetDeepCopyObj;
         }