How to add border to PDF page using iTextSharp in C# .Net

Hi Sagarnayak,

 Refer below Sample.

HTML

<asp:Button ID="btnReport" runat="server" Text="Generate Report" OnClick="GenerateReport" />

Namespaces

C#

using iTextSharp.text;
using iTextSharp.text.pdf;

VB.Net

Imports iTextSharp.text
Imports iTextSharp.text.pdf

Code

C#

protected void GenerateReport(object sender, EventArgs e)
{
    Document document = new Document(PageSize.A4, 88f, 88f, 10f, 10f);
    Font NormalFont = FontFactory.GetFont("Arial", 12, Font.NORMAL, BaseColor.BLACK);
    using (System.IO.MemoryStream memoryStream = new System.IO.MemoryStream())
    {
        PdfWriter writer = PdfWriter.GetInstance(document, memoryStream);
        Phrase phrase = null;
        PdfPCell cell = null;
        PdfPTable table = null;

        document.Open();

        //Header Table
        table = new PdfPTable(1);
        table.TotalWidth = 400f;
        table.LockedWidth = true;
        table.SetWidths(new float[] { 1f });

        //Company Name and Address
        phrase = new Phrase();
        phrase.Add(new Chunk("Microsoft Northwind Traders Company\n\n", FontFactory.GetFont("Arial", 16, Font.BOLD, BaseColor.RED)));
        phrase.Add(new Chunk("107, Park site,\n", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)));
        phrase.Add(new Chunk("Salt Lake Road,\n", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)));
        phrase.Add(new Chunk("Seattle, USA", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)));
        cell = PhraseCell(phrase, PdfPCell.ALIGN_LEFT);
        cell.VerticalAlignment = PdfPCell.ALIGN_TOP;
        table.AddCell(cell);

        document.Add(table);

        table = new PdfPTable(2);
        table.HorizontalAlignment = Element.ALIGN_LEFT;
        table.SetWidths(new float[] { 0.3f, 1f });
        table.SpacingBefore = 20f;

        //Employee Details
        cell = PhraseCell(new Phrase("Employee Record", FontFactory.GetFont("Arial", 12, Font.UNDERLINE, BaseColor.BLACK)), PdfPCell.ALIGN_CENTER);
        cell.Colspan = 2;
        table.AddCell(cell);
        cell = PhraseCell(new Phrase(), PdfPCell.ALIGN_CENTER);
        cell.Colspan = 2;
        cell.PaddingBottom = 30f;
        table.AddCell(cell);

        table = new PdfPTable(2);
        table.SetWidths(new float[] { 0.5f, 2f });
        table.TotalWidth = 340f;
        table.LockedWidth = true;
        table.SpacingBefore = 20f;
        table.HorizontalAlignment = Element.ALIGN_RIGHT;

        phrase = new Phrase();
        phrase.Add(new Chunk("Mr. Mudassar Ahmed Khan\n", FontFactory.GetFont("Arial", 10, Font.BOLD, BaseColor.BLACK)));
        phrase.Add(new Chunk("(Moderator)", FontFactory.GetFont("Arial", 8, Font.BOLD, BaseColor.BLACK)));
        cell = PhraseCell(phrase, PdfPCell.ALIGN_LEFT);
        cell.VerticalAlignment = PdfPCell.ALIGN_MIDDLE;
        cell.Colspan = 2;
        table.AddCell(cell);

        cell = PhraseCell(new Phrase(" "), PdfPCell.ALIGN_LEFT);
        cell.Colspan = 2;
        table.AddCell(cell);

        //Employee Id
        table.AddCell(PhraseCell(new Phrase("Employee code:", FontFactory.GetFont("Arial", 8, Font.BOLD, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT));
        table.AddCell(PhraseCell(new Phrase("0001", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT));
        cell = PhraseCell(new Phrase(), PdfPCell.ALIGN_CENTER);
        cell.Colspan = 2;
        cell.PaddingBottom = 10f;
        table.AddCell(cell);


        //Address
        table.AddCell(PhraseCell(new Phrase("Address:", FontFactory.GetFont("Arial", 8, Font.BOLD, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT));
        phrase = new Phrase(new Chunk("507 - 20th Ave. E.\nApt. 2A\n", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)));
        phrase.Add(new Chunk("Seattle\n", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)));
        phrase.Add(new Chunk("WA USA 98122", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)));
        table.AddCell(PhraseCell(phrase, PdfPCell.ALIGN_LEFT));
        cell = PhraseCell(new Phrase(), PdfPCell.ALIGN_CENTER);
        cell.Colspan = 2;
        cell.PaddingBottom = 10f;
        table.AddCell(cell);

        //Date of Birth
        table.AddCell(PhraseCell(new Phrase("Date of Birth:", FontFactory.GetFont("Arial", 8, Font.BOLD, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT));
        table.AddCell(PhraseCell(new Phrase("25 FEBRUARY", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT));
        cell = PhraseCell(new Phrase(), PdfPCell.ALIGN_CENTER);
        cell.Colspan = 2;
        cell.PaddingBottom = 10f;
        table.AddCell(cell);
        document.Add(table);

        //Add border to page
        PdfContentByte content = writer.DirectContent;
        Rectangle rectangle = new Rectangle(document.PageSize);
        rectangle.Left += document.LeftMargin;
        rectangle.Right -= document.RightMargin;
        rectangle.Top -= document.TopMargin;
        rectangle.Bottom += document.BottomMargin;
        content.SetColorStroke(BaseColor.BLACK);
        content.Rectangle(rectangle.Left, rectangle.Bottom, rectangle.Width, rectangle.Height);
        content.Stroke();

        document.Close();
        byte[] bytes = memoryStream.ToArray();
        memoryStream.Close();
        Response.Clear();
        Response.ContentType = "application/pdf";
        Response.AddHeader("Content-Disposition", "attachment; filename=Employee.pdf");
        Response.ContentType = "application/pdf";
        Response.Buffer = true;
        Response.Cache.SetCacheability(HttpCacheability.NoCache);
        Response.BinaryWrite(bytes);
        Response.End();
        Response.Close();
    }
}

private static PdfPCell PhraseCell(Phrase phrase, int align)
{
    PdfPCell cell = new PdfPCell(phrase);
    cell.BorderColor = BaseColor.WHITE;
    cell.VerticalAlignment = PdfPCell.ALIGN_TOP;
    cell.HorizontalAlignment = align;
    cell.PaddingBottom = 2f;
    cell.PaddingTop = 0f;
    return cell;
}

VB.Net

Protected Sub GenerateReport(ByVal sender As Object, ByVal e As EventArgs)
    Dim document As Document = New Document(PageSize.A4, 88.0F, 88.0F, 10.0F, 10.0F)
    Dim NormalFont As Font = FontFactory.GetFont("Arial", 12, Font.NORMAL, BaseColor.BLACK)

    Using memoryStream As System.IO.MemoryStream = New System.IO.MemoryStream()
        Dim writer As PdfWriter = PdfWriter.GetInstance(document, memoryStream)
        Dim phrase As Phrase = Nothing
        Dim cell As PdfPCell = Nothing
        Dim table As PdfPTable = Nothing
        document.Open()
        table = New PdfPTable(1)
        table.TotalWidth = 400.0F
        table.LockedWidth = True
        table.SetWidths(New Single() {1.0F})
        phrase = New Phrase()
        phrase.Add(New Chunk("Microsoft Northwind Traders Company" & vbLf & vbLf, FontFactory.GetFont("Arial", 16, Font.BOLD, BaseColor.RED)))
        phrase.Add(New Chunk("107, Park site," & vbLf, FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)))
        phrase.Add(New Chunk("Salt Lake Road," & vbLf, FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)))
        phrase.Add(New Chunk("Seattle, USA", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)))
        cell = PhraseCell(phrase, PdfPCell.ALIGN_LEFT)
        cell.VerticalAlignment = PdfPCell.ALIGN_TOP
        table.AddCell(cell)
        document.Add(table)
        table = New PdfPTable(2)
        table.HorizontalAlignment = Element.ALIGN_LEFT
        table.SetWidths(New Single() {0.3F, 1.0F})
        table.SpacingBefore = 20.0F
        cell = PhraseCell(New Phrase("Employee Record", FontFactory.GetFont("Arial", 12, Font.UNDERLINE, BaseColor.BLACK)), PdfPCell.ALIGN_CENTER)
        cell.Colspan = 2
        table.AddCell(cell)
        cell = PhraseCell(New Phrase(), PdfPCell.ALIGN_CENTER)
        cell.Colspan = 2
        cell.PaddingBottom = 30.0F
        table.AddCell(cell)
        table = New PdfPTable(2)
        table.SetWidths(New Single() {0.5F, 2.0F})
        table.TotalWidth = 340.0F
        table.LockedWidth = True
        table.SpacingBefore = 20.0F
        table.HorizontalAlignment = Element.ALIGN_RIGHT
        phrase = New Phrase()
        phrase.Add(New Chunk("Mr. Mudassar Ahmed Khan" & vbLf, FontFactory.GetFont("Arial", 10, Font.BOLD, BaseColor.BLACK)))
        phrase.Add(New Chunk("(Moderator)", FontFactory.GetFont("Arial", 8, Font.BOLD, BaseColor.BLACK)))
        cell = PhraseCell(phrase, PdfPCell.ALIGN_LEFT)
        cell.VerticalAlignment = PdfPCell.ALIGN_MIDDLE
        cell.Colspan = 2
        table.AddCell(cell)
        cell = PhraseCell(New Phrase(" "), PdfPCell.ALIGN_LEFT)
        cell.Colspan = 2
        table.AddCell(cell)
        table.AddCell(PhraseCell(New Phrase("Employee code:", FontFactory.GetFont("Arial", 8, Font.BOLD, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT))
        table.AddCell(PhraseCell(New Phrase("0001", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT))
        cell = PhraseCell(New Phrase(), PdfPCell.ALIGN_CENTER)
        cell.Colspan = 2
        cell.PaddingBottom = 10.0F
        table.AddCell(cell)
        table.AddCell(PhraseCell(New Phrase("Address:", FontFactory.GetFont("Arial", 8, Font.BOLD, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT))
        phrase = New Phrase(New Chunk("507 - 20th Ave. E." & vbLf & "Apt. 2A" & vbLf, FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)))
        phrase.Add(New Chunk("Seattle" & vbLf, FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)))
        phrase.Add(New Chunk("WA USA 98122", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)))
        table.AddCell(PhraseCell(phrase, PdfPCell.ALIGN_LEFT))
        cell = PhraseCell(New Phrase(), PdfPCell.ALIGN_CENTER)
        cell.Colspan = 2
        cell.PaddingBottom = 10.0F
        table.AddCell(cell)
        table.AddCell(PhraseCell(New Phrase("Date of Birth:", FontFactory.GetFont("Arial", 8, Font.BOLD, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT))
        table.AddCell(PhraseCell(New Phrase("25 FEBRUARY", FontFactory.GetFont("Arial", 8, Font.NORMAL, BaseColor.BLACK)), PdfPCell.ALIGN_LEFT))
        cell = PhraseCell(New Phrase(), PdfPCell.ALIGN_CENTER)
        cell.Colspan = 2
        cell.PaddingBottom = 10.0F
        table.AddCell(cell)
        document.Add(table)
        Dim content As PdfContentByte = writer.DirectContent
        Dim rectangle As Rectangle = New Rectangle(document.PageSize)
        rectangle.Left += document.LeftMargin
        rectangle.Right -= document.RightMargin
        rectangle.Top -= document.TopMargin
        rectangle.Bottom += document.BottomMargin
        content.SetColorStroke(BaseColor.BLACK)
        content.Rectangle(rectangle.Left, rectangle.Bottom, rectangle.Width, rectangle.Height)
        content.Stroke()
        document.Close()
        Dim bytes As Byte() = memoryStream.ToArray()
        memoryStream.Close()
        Response.Clear()
        Response.ContentType = "application/pdf"
        Response.AddHeader("Content-Disposition", "attachment; filename=Employee.pdf")
        Response.ContentType = "application/pdf"
        Response.Buffer = True
        Response.Cache.SetCacheability(HttpCacheability.NoCache)
        Response.BinaryWrite(bytes)
        Response.End()
        Response.Close()
    End Using
End Sub

Private Shared Function PhraseCell(ByVal phrase As Phrase, ByVal align As Integer) As PdfPCell
    Dim cell As PdfPCell = New PdfPCell(phrase)
    cell.BorderColor = BaseColor.WHITE
    cell.VerticalAlignment = PdfPCell.ALIGN_TOP
    cell.HorizontalAlignment = align
    cell.PaddingBottom = 2.0F
    cell.PaddingTop = 0F
    Return cell
End Function

Screenshot