dataset 系列化

web service 端(Byte[]方式)

[WebMethod(Description="获取业务资料远程DATASET")]
      public byte[] SurrogateRead1()
      {
       DataSet ds;
       ds=SqlHelper.ExecuteDataset(cnn,CommandType.Text,"select * from t_busdocbase");
       sds = new DataSetSurrogate(ds); 
       MemoryStream s= new MemoryStream();
       BinaryFormatter bf = new BinaryFormatter();
       bf.Serialize(s,sds);
     
       byte[] e = s.ToArray();
       return e; 
  
      }
 

private void button3_Click(object sender, System.EventArgs e)
   {
    label1.Text=DateTime.Now.ToString();

    button3.Enabled=false;
    //*反序列化Binary Stream能通过Surrogate Class转换成 DataSet*/

    //从WEB SERVICE上读取方法


     byte [] bb=svs.SurrogateRead1();
     MemoryStream br=new MemoryStream(bb);