C#对象序列化和反序列化

#region 可序列化对象到byte数组的相互转换
/// <summary>
/// 将可序列化对象转成Byte数组
/// </summary>
/// <param name="o">对象</param>
/// <returns>返回相关数组</returns>
public static byte[] ObjectToByteArray(object o)
{
MemoryStream ms = new MemoryStream();
BinaryFormatter bf = new BinaryFormatter();
bf.Serialize(ms, o);
ms.Close();
return ms.ToArray();
}

/// <summary>
/// 将可序列化对象转成的byte数组还原为对象
/// </summary>
/// <param name="b">byte数组</param>
/// <returns>相关对象</returns>
public static object ByteArrayToObject(byte[] b)
{
MemoryStream ms = new MemoryStream(b, 0, b.Length);
BinaryFormatter bf = new BinaryFormatter();
return bf.Deserialize(ms);
}
#endregion

#region 采用.net系统自带Gzip压缩类进行流压缩
/// <summary>
/// 压缩数据
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] Compress(byte[] data)
{
byte[] bData;
MemoryStream ms = new MemoryStream();
GZipStream stream = new GZipStream(ms, CompressionMode.Compress, true);
stream.Write(data, 0, data.Length);
stream.Close();
stream.Dispose();
//必须把stream流关闭才能返回ms流数据,不然数据会不完整
//并且解压缩方法stream.Read(buffer, 0, buffer.Length)时会返回0
bData = ms.ToArray();
ms.Close();
ms.Dispose();
return bData;

}

/// <summary>
/// 解压数据
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
public static byte[] Decompress(byte[] data)
{
byte[] bData;
MemoryStream ms = new MemoryStream();
ms.Write(data, 0, data.Length);
ms.Position = 0;
GZipStream stream = new GZipStream(ms, CompressionMode.Decompress, true);
byte[] buffer = new byte[1024];
MemoryStream temp = new MemoryStream();
int read = stream.Read(buffer, 0, buffer.Length);
while (read > 0)
{
temp.Write(buffer, 0, read);
read = stream.Read(buffer, 0, buffer.Length);
}
//必须把stream流关闭才能返回ms流数据,不然数据会不完整
stream.Close();
stream.Dispose();
ms.Close();
ms.Dispose();
bData = temp.ToArray();
temp.Close();
temp.Dispose();
return bData;

}

#endregion