SerializeHelper

using System;
using System.IO;
using System.Text;
using System.Xml;
using System.Xml.Serialization;
using System.Runtime.Serialization.Json;
using System.Runtime.Serialization.Formatters.Soap;
using System.Runtime.Serialization.Formatters.Binary;

public class SerializeHelper
{
    public SerializeHelper()
    { }

    #region XML序列化
    /// <summary>
    /// 文件化XML序列化
    /// </summary>
    /// <param name="obj">对象</param>
    /// <param name="filename">文件路径</param>
    public static void Save(object obj, string filename)
    {
        FileStream fs = null;
        try
        {
            fs = new FileStream(filename, FileMode.Create, FileAccess.Write, FileShare.ReadWrite);
            XmlSerializer serializer = new XmlSerializer(obj.GetType());
            serializer.Serialize(fs, obj);
        }
        catch (Exception ex)
        {
            throw ex;
        }
        finally
        {
            if (fs != null) fs.Close();
        }
    }

    /// <summary>
    /// 文件化XML反序列化
    /// </summary>
    /// <param name="type">对象类型</param>
    /// <param name="filename">文件路径</param>
    public static object Load(Type type, string filename)
    {
        FileStream fs = null;
        try
        {
            fs = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
            XmlSerializer serializer = new XmlSerializer(type);
            return serializer.Deserialize(fs);
        }
        catch (Exception ex)
        {
            throw ex;
        }
        finally
        {
            if (fs != null) fs.Close();
        }
    }

    /// <summary>
    /// 文本化XML序列化
    /// </summary>
    /// <param name="item">对象</param>
    public string ToXml<T>(T item)
    {
        XmlSerializer serializer = new XmlSerializer(item.GetType());
        StringBuilder sb = new StringBuilder();
        using (XmlWriter writer = XmlWriter.Create(sb))
        {
            serializer.Serialize(writer, item);
            return sb.ToString();
        }
    }

    /// <summary>
    /// 文本化XML反序列化
    /// </summary>
    /// <param name="str">字符串序列</param>
    public T FromXml<T>(string str)
    {
        XmlSerializer serializer = new XmlSerializer(typeof(T));
        using (XmlReader reader = new XmlTextReader(new StringReader(str)))
        {
            return (T)serializer.Deserialize(reader);
        }
    }
    #endregion

    #region Json序列化
    /// <summary>
    /// JsonSerializer序列化
    /// </summary>
    /// <param name="item">对象</param>
    public string ToJson<T>(T item)
    {
        DataContractJsonSerializer serializer = new DataContractJsonSerializer(item.GetType());
        using (MemoryStream ms = new MemoryStream())
        {
            serializer.WriteObject(ms, item);
            return Encoding.UTF8.GetString(ms.ToArray());
        }
    }

    /// <summary>
    /// JsonSerializer反序列化
    /// </summary>
    /// <param name="str">字符串序列</param>
    public T FromJson<T>(string str) where T : class
    {
        DataContractJsonSerializer serializer = new DataContractJsonSerializer(typeof(T));
        using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(str)))
        {
            return serializer.ReadObject(ms) as T;
        }
    }
    #endregion

    #region SoapFormatter序列化
    /// <summary>
    /// SoapFormatter序列化
    /// </summary>
    /// <param name="item">对象</param>
    public string ToSoap<T>(T item)
    {
        SoapFormatter formatter = new SoapFormatter();
        using (MemoryStream ms = new MemoryStream())
        {
            formatter.Serialize(ms, item);
            ms.Position = 0;
            XmlDocument xmlDoc = new XmlDocument();
            xmlDoc.Load(ms);
            return xmlDoc.InnerXml;
        }
    }

    /// <summary>
    /// SoapFormatter反序列化
    /// </summary>
    /// <param name="str">字符串序列</param>
    public T FromSoap<T>(string str)
    {
        XmlDocument xmlDoc = new XmlDocument();
        xmlDoc.LoadXml(str);
        SoapFormatter formatter = new SoapFormatter();
        using (MemoryStream ms = new MemoryStream())
        {
            xmlDoc.Save(ms);
            ms.Position = 0;
            return (T)formatter.Deserialize(ms);
        }
    }
    #endregion

    #region BinaryFormatter序列化
    /// <summary>
    /// BinaryFormatter序列化
    /// </summary>
    /// <param name="item">对象</param>
    public string ToBinary<T>(T item)
    {
        BinaryFormatter formatter = new BinaryFormatter();
        using (MemoryStream ms = new MemoryStream())
        {
            formatter.Serialize(ms, item);
            ms.Position = 0;
            byte[] bytes = ms.ToArray();
            StringBuilder sb = new StringBuilder();
            foreach (byte bt in bytes)
            {
                sb.Append(string.Format("{0:X2}", bt));
            }
            return sb.ToString();
        }
    }

    /// <summary>
    /// BinaryFormatter反序列化
    /// </summary>
    /// <param name="str">字符串序列</param>
    public T FromBinary<T>(string str)
    {
        int intLen = str.Length / 2;
        byte[] bytes = new byte[intLen];
        for (int i = 0; i < intLen; i++)
        {
            int ibyte = Convert.ToInt32(str.Substring(i * 2, 2), 16);
            bytes[i] = (byte)ibyte;
        }
        BinaryFormatter formatter = new BinaryFormatter();
        using (MemoryStream ms = new MemoryStream(bytes))
        {
            return (T)formatter.Deserialize(ms);
        }
    }
    #endregion
}