VB.NET

FTP Upload / Download to a BinData Object

Demonstrates how to FTP upload the contents of a BinData object, and FTP downloads to the a BinData object. VB.NET

Dim success As Boolean = False

' This example assumes Chilkat Ftp2 to have been previously unlocked.
' See Unlock Ftp2 for sample code.

Dim ftp As New Chilkat.Ftp2

ftp.Hostname = "www.my-ftp-server.com"
ftp.Username = "mFtpLogin"
ftp.Password = "myFtpPassword"

' Connect to the FTP server.
success = ftp.ConnectOnly()
If (success <> True) Then
    Debug.WriteLine(ftp.LastErrorText)
    Exit Sub
End If


' Authenticate with the FTP server.
success = ftp.LoginAfterConnectOnly()
If (success <> True) Then
    Debug.WriteLine(ftp.LastErrorText)
    Exit Sub
End If


Dim bdA As New Chilkat.BinData
bdA.LoadFile("qa_data/jpg/penguins.jpg")

' Upload the contents of bdA to the FTP server.
Dim remoteFilename As String = "penguins.jpg"
success = ftp.PutFileBd(bdA,remoteFilename)
If (success <> True) Then
    Debug.WriteLine(ftp.LastErrorText)
    Exit Sub
End If


' Download...
Dim bdB As New Chilkat.BinData
success = ftp.GetFileBd(remoteFilename,bdB)
If (success <> True) Then
    Debug.WriteLine(ftp.LastErrorText)
    Exit Sub
End If


' Verify that bdA and bdB have the exact same contents.
Debug.WriteLine("size of bdA: " & bdA.NumBytes)
If (bdA.ContentsEqual(bdB) = True) Then
    Debug.WriteLine("Contents are equal. Success.")
Else
    Debug.WriteLine("Contents are NOT equal.  Failed.")
End If


ftp.Disconnect()