c#序列化实例详解

发布时间:2020-02-23编辑:脚本学堂
分享下c#实现序列化的一篇教程,通过实例详细掌握下c#序列化的知识,有需要的朋友参考下。
具体使用与DataContractSerializer类似。这里不再赘述。

下面这个例子对这些方法的使用做了汇总。
 

复制代码 代码示例:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Json;
using System.Runtime.Serialization.Formatters.Binary;
using System.Runtime.Serialization.Formatters.Soap;
using System.Xml.Serialization;
namespace SerializerSample
{
    /// <summary>
    /// 序列化帮助类
    /// </summary>
    public sealed class SerializeHelper
    {
  #region DataContract序列化
  /// <summary>
  /// DataContract序列化
  /// </summary>
  /// <param name="value"></param>
  /// <param name="knownTypes"></param>
  /// <returns></returns>
  public static string SerializeDataContract(object value, List<Type> knownTypes = null)
  {
DataContractSerializer dataContractSerializer = new DataContractSerializer(value.GetType(), knownTypes);
using (MemoryStream ms = new MemoryStream())
{
    dataContractSerializer.WriteObject(ms, value);
    ms.Seek(0, SeekOrigin.Begin);
    using (StreamReader sr = new StreamReader(ms))
    {
  return sr.ReadToEnd();
    }
}
  }
  /// <summary>
  /// DataContract反序列化
  /// </summary>
  /// <typeparam name="T"></typeparam>
  /// <param name="xml"></param>
  /// <returns></returns>
  public static T DeserializeDataContract<T>(string xml)
  {
using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(xml)))
{
    DataContractSerializer serializer = new DataContractSerializer(typeof(T));
    return (T)serializer.ReadObject(ms);
}
  }
  #endregion
  #region DataContractJson序列化
  /// <summary>
  ///  DataContractJson序列化
  /// </summary>
  /// <param name="value"></param>
  /// <returns></returns>
  public static string SerializeDataContractJson(object value)
  {
DataContractJsonSerializer dataContractSerializer = new DataContractJsonSerializer(value.GetType());
using (MemoryStream ms = new MemoryStream())
{   
    dataContractSerializer.WriteObject(ms, value);
    return Encoding.UTF8.GetString(ms.ToArray());
}
  }
  /// <summary>
  ///  DataContractJson反序列化
  /// </summary>
  /// <param name="type"></param>
  /// <param name="str"></param>
  /// <returns></returns>
  public static object DeserializeDataContractJson(Type type, string str)
  {
DataContractJsonSerializer dataContractSerializer = new DataContractJsonSerializer(type);
using (MemoryStream ms = new MemoryStream(System.Text.Encoding.UTF8.GetBytes(str)))
{
    return dataContractSerializer.ReadObject(ms);
}
  }
  /// <summary>
  /// DataContractJson反序列化
  /// </summary>
  /// <typeparam name="T"></typeparam>
  /// <param name="json"></param>
  /// <returns></returns>
  public T DeserializeDataContractJson<T>(string json)
  {
DataContractJsonSerializer dataContractSerializer = new DataContractJsonSerializer(typeof(T));
using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(json)))
{
    return (T)dataContractSerializer.ReadObject(ms);
}
  }
  #endregion
  #region XmlSerializer序列化
  /// <summary>
  /// 将对象序列化到 XML 文档中和从 XML 文档中反序列化对象。XmlSerializer 使您得以控制如何将对象编码到 XML 中。
  /// </summary>
  /// <param name="value"></param>
  /// <returns></returns>
  public static string SerializeXml(object value)
  {
XmlSerializer serializer = new XmlSerializer(value.GetType());
using (MemoryStream ms = new MemoryStream())
{
    serializer.Serialize(ms, value);
    ms.Seek(0, SeekOrigin.Begin);
    using (StreamReader sr = new StreamReader(ms))
    {
  return sr.ReadToEnd();
    }
}
  }
  /// <summary>
  ///  XmlSerializer反序列化
  /// </summary>
  /// <param name="type"></param>
  /// <param name="str"></param>
  /// <returns></returns>
  public static object DeserializeXml(Type type, string str)
  {
XmlSerializer serializer = new XmlSerializer(type);
byte[] bytes = System.Text.Encoding.UTF8.GetBytes(str);
using (MemoryStream ms = new MemoryStream(bytes))
{
    return serializer.Deserialize(ms);
}
  }
  #endregion
  #region BinaryFormatter序列化
  /// <summary>
  /// BinaryFormatter序列化
  /// 必须类型必须标记为Serializable
  /// </summary>
  /// <param name="obj"></param>
  /// <returns></returns>
  public static string SerializeBinaryFormatter(object obj)
  {
BinaryFormatter formatter = new BinaryFormatter();
using (MemoryStream ms = new MemoryStream())
{
    formatter.Serialize(ms,obj);
    byte[] bytes = ms.ToArray();
    obj = formatter.Deserialize(new MemoryStream(bytes));
    //如果是UTF8格式,则反序列化报错。可以用Default格式,不过,建议还是传参为byte数组比较好
    return Encoding.Default.GetString(bytes);
}
  }
  /// <summary>
  /// BinaryFormatter反序列化
  /// 必须类型必须标记为Serializable
  /// </summary>
  /// <param name="serializedStr"></param>
  /// <returns></returns>
  public static T DeserializeBinaryFormatter<T>(string serializedStr)
  {
BinaryFormatter formatter = new BinaryFormatter();
byte[] bytes = Encoding.Default.GetBytes(serializedStr);
using (MemoryStream ms = new MemoryStream(bytes))
{
    return (T)formatter.Deserialize(ms);
}
  }
  #endregion
  #region SoapFormatter序列化
  /// <summary>
  /// SoapFormatter序列化
  /// 必须类型必须标记为Serializable
  /// </summary>
  /// <param name="obj"></param>
  /// <returns></returns>
  public static string SerializeSoapFormatter(object obj)
  {
SoapFormatter formatter = new SoapFormatter();
using (MemoryStream ms = new MemoryStream())
{
    formatter.Serialize(ms, obj);
    byte[] bytes = ms.ToArray();
    return Encoding.UTF8.GetString(bytes);
}
  }
  /// <summary>
  /// SoapFormatter反序列化
  /// 必须类型必须标记为Serializable
  /// </summary>
  /// <param name="serializedStr"></param>
  /// <returns></returns>
  public static T DeserializeSoapFormatter<T>(string serializedStr)
  {
SoapFormatter formatter = new SoapFormatter();
using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(serializedStr)))
{
    return (T)formatter.Deserialize(ms);
}
  }
  #endregion
    }
}