使用特性序列化类

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using System;
using System.IO;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters.Binary;
namespace serializable
{
    /// <summary>
    /// 使用特性自定义序列化
    /// </summary>
    [Serializable]
    public class Program
    {
        public string a = "Hello World";

        /// <summary>
        /// 序列化时调用
        /// </summary>
        /// <param name="context"></param>
        [OnSerializing]
        internal void Onserializing(StreamingContext context)
        {
            a = a.ToLower();
        }

        /// <summary>
        /// 反序列化时调用
        /// </summary>
        /// <param name="context"></param>
        [OnDeserialized]
        internal void Deserialized(StreamingContext context)
        {
            a = a.ToUpper();
        }

}

    public class Test
    {
        /// <summary>
        /// 进行序列化
        /// </summary>
        public void Serialize()
        {
            Program test1 = new Program();
            FileStream fileStream = new FileStream("c:\\test.dat",FileMode.Create);
            BinaryFormatter b = new BinaryFormatter();
            b.Serialize(fileStream, test1);
            Console.Write(test1.a);
            fileStream.Close();
        }
        public void DeSerialize()
        {
            FileStream fileStream = new FileStream("c:\\test.dat", FileMode.Open, FileAccess.Read, FileShare.Read);
            BinaryFormatter b = new BinaryFormatter();
            Program test1 = b.Deserialize(fileStream) as Program;
            Console.WriteLine(test1.a);
            fileStream.Close();
        }
        public static void Main()
        {
            Program test1 = new Program();
            Console.WriteLine("原始数据：{0}",test1.a);
            Test test2 = new Test();
            Console.WriteLine("序列化后的数据：");
            test2.Serialize();
            Console.WriteLine("反序列化后的数据：");
            test2.DeSerialize();
            Console.ReadKey();
        }
    }
}