Sample code for 30+ languages & platforms
Xojo Plugin

Restart/Resume FTP Download

See more FTP Examples

Resume downloading a file from an FTP server.

Chilkat Xojo Plugin Downloads

Xojo Plugin
Dim success As Boolean
success = False

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

Dim ftp As New Chilkat.Ftp2

ftp.Hostname = "ftp.example.com"
ftp.Username = "login"
ftp.Password = "password"

// Connect and login to the FTP server.
success = ftp.Connect()
If (success <> True) Then
    System.DebugLog(ftp.LastErrorText)
    Return
End If

// Change to the remote directory where the file is located.
// This step is only necessary if the file is not in the root directory
// for the FTP account.
success = ftp.ChangeRemoteDir("temp")
If (success <> True) Then
    System.DebugLog(ftp.LastErrorText)
    Return
End If

// To resume a download, it is assumed that the partial file
// is already present on the local filesystem.
// You only need to set the RestartNext property to resume
// the download.  The Chilkat FTP component sets the resume
// point by getting the existing size of the target (local) file.
ftp.RestartNext = True

Dim localFilename As String
localFilename = "big.zip"
Dim remoteFilename As String
remoteFilename = "big.zip"

// Resume downloading...
success = ftp.GetFile(remoteFilename,localFilename)
If (success <> True) Then
    System.DebugLog(ftp.LastErrorText)
    Return
End If

success = ftp.Disconnect()

System.DebugLog("File Downloaded!")