Mega Code Archive

 
Categories / ASP.Net / Request
 

Filtering the HTTP Request body using InputStream (VB net)

<%@ Page Language="vb" %> <%@ import namespace = "System.IO" %> <html>    <head>       <title>Filtering the HTTP Request body using InputStream</title>    </head> <body> <p> <%     Dim intvar As Integer     intvar = Request.TotalBytes     Response.Write("The size of the current request body is: <br>")     Response.Write(intvar & " bytes.<br>")          Dim InStream As Stream     Dim iCounter, Len, iRead As Integer     Dim OutString As String     Dim Found As Boolean          InStream = Request.InputStream     Len = CInt(InStream.Length)     Dim ByteArray(Len) As Byte     Trace.Write("Len", Len)     iRead = InStream.Read(ByteArray, 0, Len)          For iCounter = 0 to Len - 1        If Found = True Then           OutString = OutString & Chr(ByteArray(iCounter))        End If        If Chr(ByteArray(iCounter)) = "A" Then           Trace.Write("Found", "Found an 'A'")           Found = True           OutString = OutString & Chr(ByteArray(iCounter))        End If        Trace.Write("Loop Number", iCounter)        Trace.Write("CurrentChar", Chr(ByteArray(iCounter)))     Next iCounter          Response.Write("Output: " & OutString) %> </p> </body> </html>