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Merge Protected PDF Documents - VB.NET

PDF Extractor SDK sample in VB.NET demonstrating ‘Merge Protected PDF Documents’

Program.vb
Imports Bytescout.PDFExtractor
Imports System.Diagnostics

Class Program

	Friend Shared Sub Main(args As String())

        Dim inputFiles As String() = New String() {"encrypted1 (password is 'password').pdf", "encrypted2 (password is 'password').pdf"}

        Using merger As New DocumentMerger("demo", "demo")

            ' Handle `PasswordRequired` event
            AddHandler merger.PasswordRequired, New PasswordEventHandler(AddressOf merger_PasswordRequired)

            ' Ignore document permissions
            merger.CheckPermissions = False

            merger.Merge(inputFiles, "result.pdf")
        End Using

        Process.Start("result.pdf")

    End Sub

    Private Shared Sub merger_PasswordRequired(sender As Object, document As String, ByRef password As String)
        ' Set document password here
        password = "password"
    End Sub
End Class

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