hello!
On Tue, 19 Aug 2003, Frankie wrote:
> //error message
> org.apache.jasper.JasperException: getOutputStream() has already been
> called
> for this response
> at
> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
> va:2
> 54)
> at
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
>
> and here is my source code!!Anyone can tell me what 's wrong??
the message tells you:
getOuputStream has allready been called, so take a look at
JspServlet.java line 241 ... and find out where the method is called
before.
regards,
randolph
>
> //source code
>
> <%@
> page import="java.io.*,
> com.lowagie.text.*,
> com.lowagie.text.pdf.*"
> errorPage="error.jsp"
> %><%
>
>
> response.setContentType( "application/pdf" );
>
>
> Document document = new Document();
>
>
>
> ByteArrayOutputStream buffer = new ByteArrayOutputStream();
> PdfWriter.getInstance( document, buffer );
>
> document.open();
>
> document.add(new Paragraph("Hello World"));
>
> document.close();
>
> DataOutput output = new DataOutputStream( response.getOutputStream() );
> byte[] bytes = buffer.toByteArray();
> response.setContentLength(bytes.length);
> for( int i = 0; i < bytes.length; i++ ) { output.writeByte( bytes[i] );
> }
> %>
>
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