RE: Writing a PDF using iText against AS400 data...

Hi,

Does this help?

Kristen

Kristen Henry
303-883-0144

        

private void executeHttpResponse(HttpServletRequest req,
HttpServletResponse resp) throws ServletException, IOException {

                DocumentException ex = null;
                ByteArrayOutputStream baosPDF = null;
                StringBuffer sbFilename;
                StringBuffer sbContentDispValue;
                ServletOutputStream sos;

                try {
                        
                        // Prepare PDF Output Stream (create the
document) and assign to a ByteArrayOutputStream
                        baosPDF = prepareBaosPDFOutputStream();

                        // Create a unique file name to put into the
Header
                        sbFilename = new StringBuffer();
                        sbFilename.append("filename_");
                        sbFilename.append(System.currentTimeMillis());
                        sbFilename.append(".pdf");

                        // Set the Cache control and application type in
the Response
                        resp.setHeader("Cache-Control", "max-age=30");
                        resp.setContentType("application/pdf");

                        // Set the file output to inline, and append
filename
                        sbContentDispValue = new StringBuffer();
                        sbContentDispValue.append("inline");
                        sbContentDispValue.append("; filename=");
                        sbContentDispValue.append(sbFilename);

                        // Set the Content Dispostion value in the
Header and the Content Length
                        resp.setHeader("Content-disposition",
sbContentDispValue.toString());
                        resp.setContentLength(baosPDF.size());

                        // Write the prepared file out
                        sos = resp.getOutputStream();
                        baosPDF.writeTo(sos);
                        sos.flush();

                } catch (DocumentException dex) {

                        resp.setContentType("text/html");

                        PrintWriter writer = resp.getWriter();
                        writer.println(getClass().getName() + " caught
an exception: " + dex.getClass().getName() + "<br>");
                        writer.println("<pre>");
                        dex.printStackTrace(writer);
                        writer.println("</pre>");

                } finally {

                        if (baosPDF != null)
                                baosPDF.close();
                }
        }


> -----Original Message-----
> From: java400-l-bounces@xxxxxxxxxxxx 
> [mailto:java400-l-bounces@xxxxxxxxxxxx] On Behalf Of Clapham, Paul
> Sent: Wednesday, August 03, 2005 11:55 AM
> To: Java Programming on and around the iSeries / AS400
> Subject: RE: Writing a PDF using iText against AS400 data...
> 
> 
> You do this:
> 
> 1. Create a PDF document.
> 2. Return it as your servlet's response.
> 
> Either of those two steps could cause the garbage. I think 
> you should test the two steps separately.
> 
> PC2