VB.Net/Network Remote/SOAP Envelope

Материал из VB Эксперт
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De-Serializing Graph from SOAP Envelope

Imports System
Imports System.Xml
Imports System.Xml.Schema
Imports System.IO
Imports System.Data.OleDb
Imports System.Data.rumon
Imports System.Data.SqlClient
Imports System.Data
Imports System.Runtime.Serialization.Formatters
Imports System.Runtime.Serialization.Formatters.Soap
Imports System.Runtime.Serialization.Formatters.Binary
Imports System.Xml.Serialization

Public Class MainClass
    
    Shared Sub Main()
        Dim Connection As SqlConnection = New SqlConnection("Server=(local)\SQLEXPRESS;Initial Catalog=MyDatabase;Integrated Security=SSPI")
      Dim MyDA As SqlDataAdapter = New SqlDataAdapter( _
         "SELECT * FROM Employee", Connection)
      Dim MyDS As DataSet = New DataSet()
      Dim MyDS2 As DataSet = New DataSet()
      MyDA.Fill(MyDS, "Employee")
      Dim s As Stream = File.Open("MyDS.soap", _
         FileMode.Create, FileAccess.ReadWrite)
      Dim sf As SoapFormatter = New SoapFormatter()
      sf.Serialize(s, MyDS)
      s.Close()
      Console.WriteLine("De-Serializing Graph from SOAP Envelope...")
    
      Dim r As Stream = File.Open("MyDS.soap", _
         FileMode.Open, FileAccess.Read)
      Dim sf2 As SoapFormatter = New SoapFormatter()
      MyDS2 = CType(sf2.Deserialize(r), DataSet)
      r.Close()
      Console.WriteLine( _
         "After Deserialization, MyDS2 contains {0} Employee", _
         MyDS2.Tables("Employee").Rows.Count)

    End Sub
End Class