What happens when you invoke the servlet through the
browser? Also, does it happen to work properly using
a different browser?
-Matt
--- Uwe Kristmann <[EMAIL PROTECTED]> wrote:
>
> hi,
>
> first to say, i'm not a great java expert and new
> to itext .
>
> I'm trying to write pdfcontent direct to the
> browser (MSIE 6.026) .
> It works fine for <document.add>, but using
> <PdfContentbyte> has
> no effect.
> Writing to the servers filesystem and redirecting
> the generated file
> to the client is ok, but i would prefer to write
> to a ByteArrayOutputStream.
>
> has anyone an idea what's wrong with this code?
>
> thanks a lot
>
> uwe
>
> serverlog:
> with PdfContentByte
> [20/06/2003 19:43:44:290 GMT+02:00] StreamTest3:
> init
> [20/06/2003 19:43:46:793 GMT+02:00] StreamTest3:
> BAOS.size()= 2074
> [20/06/2003 19:43:46:893 GMT+02:00] StreamTest3:
> BAOS.size()= 2074
> [20/06/2003 19:45:53:115 GMT+02:00] StreamTest3:
> destroy
> without
> [20/06/2003 19:45:53:165 GMT+02:00] StreamTest3:
> init
> [20/06/2003 19:45:55:518 GMT+02:00] StreamTest3:
> BAOS.size()= 1916
> [20/06/2003 19:45:55:619 GMT+02:00] StreamTest3:
> BAOS.size()= 1916
>
> //package pdfservlet;
>
////////////////////////////////////////////////////////////////////////////////
> import java.io.ByteArrayOutputStream;
> import java.io.FileOutputStream;
> import java.io.IOException;
> import java.net.URL;
>
> import javax.servlet.http.*;
> import javax.servlet.*;
>
> import com.lowagie.text.*;
> import com.lowagie.text.pdf.BaseFont;
> import com.lowagie.text.pdf.PdfContentByte;
> import com.lowagie.text.pdf.PdfWriter;
>
////////////////////////////////////////////////////////////////////////////////
> public class StreamTest3 extends HttpServlet {
>
////////////////////////////////////////////////////////////////////////////////
>
> public void init(ServletConfig config)
> throws ServletException {
> super.init(config);
> }
>
////////////////////////////////////////////////////////////////////////////////
>
> public void doGet
> (
> HttpServletRequest req,
> HttpServletResponse res
> )
> throws
> ServletException,
> IOException
> { doPost(req,res); }
>
////////////////////////////////////////////////////////////////////////////////
>
> public void doPost(HttpServletRequest request,
> HttpServletResponse response)
> throws IOException, ServletException {
>
> Document document = new Document(PageSize.A4, 50,
> 50, 50, 50);
> ByteArrayOutputStream baos = new
> ByteArrayOutputStream();
> try {
> PdfWriter writer =
> PdfWriter.getInstance(document,baos);
> writer.getInstance(document,baos);
> document.open();
> /*
> PdfContentByte cb = writer.getDirectContent();
>
> cb.beginText();
>
> BaseFont bf =
> BaseFont.createFont(BaseFont.HELVETICA,
> BaseFont.CP1252, BaseFont.NOT_EMBEDDED);
>
> cb.setFontAndSize(bf, 12);
> String text = "Sample text for
> alignment";
> // we show some text starting on some
> absolute position with a given alignment
>
> cb.showTextAligned(PdfContentByte.ALIGN_CENTER, text
> + " Center", 250, 700, 0);
>
> cb.showTextAligned(PdfContentByte.ALIGN_RIGHT, text
> + " Right", 250, 650, 0);
>
> cb.showTextAligned(PdfContentByte.ALIGN_LEFT, text +
> " Left", 250, 600, 0);
>
> // we draw some text on a certain
> position
> cb.setTextMatrix(100, 400);
> cb.showText("Text at position
> 100,400.");
>
> // we draw some rotated text on a
> certain position
> cb.setTextMatrix(0, 1, -1, 0, 100, 300);
> cb.showText("Text at position 100,300,
> rotated 90 degrees.");
>
> // we draw some mirrored, rotated text
> on a certain position
> cb.setTextMatrix(0, 1, 1, 0, 200, 200);
> cb.showText("Text at position 200,200,
> mirrored and rotated 90 degrees.");
>
> // we tell the contentByte, we've
> finished drawing text
> cb.endText();
> */
> document.add(new Chunk("HELLO STREAMTEST
> 3!!"));
> document.close();
>
> }
> catch (DocumentException de)
> {log(de.getMessage());}
>
> response.setHeader("Expires", "0");
> response.setHeader("Cache-Control",
> "must-revalidate, post-check=0, pre-check=0");
> response.setHeader("Pragma", "public");
> response.setContentType("application/pdf");
> response.setContentLength(baos.size());
> log(String.valueOf("BAOS.size()=
> "+String.valueOf(baos.size())));
>
> ServletOutputStream out =
> response.getOutputStream();
> baos.writeTo(out);
> out.flush();
> }
> }
>
>
>
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