returning pdf record java bean jsp

edit: answers below.

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in brief: i have jsp record calls slight java bean. slight creates pdf record theory, advantage jsp user download it. however, on loading pdf, adobe reader gives error: file does start '%pdf-'.

in detail: far, jsp successfully calls method, pdf combined following jsp appears give user finished pdf file. however, shortly adobe reader tries open pdf file, gives an error: file does start '%pdf-'. only good measure, i have slight emanate pdf desktop i check it; i open customarily within windows appears fine. since cost jsp different?

to emanate pdf, i'm controlling . i'm following many simple examples, difference flitting indirect pdf jsp instead simply saving internal machine. i have following .

here's jsp file:

<%@ taglib uri="utiltld" prefix="util" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<%@ taglib uri="http://java.sun.com/jsp/jstl/xml" prefix="x" %>
<%@ page language="java" session="false" %>
<%@ page contenttype="application/pdf" %>

<%-- make initialise printreportsbean --%>
<jsp:usebean id="printreportsbean" scope="request" class="some.package.printreports.printreportsbean" />
<jsp:setproperty name="printreportsbean" property="*"/>

<c:set scope="page" var="xml" value="${printreportsbean.download}"/>

here's java bean method:

//earlier class...
private stationary fopfactory fopfactory = fopfactory.newinstance();

public record getdownload() throws utilexception {

    outputstream out = null;
    record pdf = new file("c:\\documents settings\\me\\desktop\\helloworld.pdf");
    record fo  = new file("c:\\somedirectory", "helloworld.fo");

    try {

        fouseragent fouseragent = fopfactory.newfouseragent();

        out = new fileoutputstream(pdf);
        out = new bufferedoutputstream(out);

        dandy fop = fopfactory.newfop(mimeconstants.mime_pdf, fouseragent, out);

        transformerfactory bureau = transformerfactory.newinstance();
        transformer transformer = factory.newtransformer(); //identity transformer

        source src = new streamsource(fo);

        outcome res = new saxresult(fop.getdefaulthandler());

        transformer.transform(src, res);

        relapse pdf;

    } locate (exception e) {

         pitch new utilexception("could download. msg = "+e.getmessage());

    } finally {

         try {
             out.close();
         } locate (ioexception io) {
             pitch new utilexception("could tie outputstream. msg = "+io.getmessage());
         }
    }
}

i comprehend unequivocally specific problem, nonetheless any assistance many appreciated!