Hi
I have that jsp, when i run it appear the pdf, but look at what appear in my
CONSOLE :
JSP:
<%@ page import="java.io.*, java.util.Date, com.lowagie.text.*,
com.lowagie.text.pdf.PdfWriter,
javax.servlet.ServletException,
javax.servlet.http.HttpServlet,
javax.servlet.http.HttpServletRequest,
javax.servlet.http.HttpServletResponse,
com.lowagie.text.Document,
com.lowagie.text.DocumentException,
com.lowagie.text.Paragraph,
com.lowagie.text.html.HtmlWriter,
com.lowagie.text.pdf.PdfWriter,
com.lowagie.text.rtf.RtfWriter" %>
%>
<%
// we retrieve the presentationtype
String presentationtype = request.getParameter("presentationtype");
// step 1
Document document = new Document();
// step 2: we set the ContentType and create an instance of the
corresponding Writer
response.setContentType("application/pdf");
PdfWriter.getInstance(document, response.getOutputStream());
// step 3
document.open();
// step 4
document.add(new Paragraph("Hello World"));
document.add(new Paragraph(new Date().toString()));
document.close();
%>
THE ERROR :
ava.lang.IllegalStateException: getOutputStream() has already been called
for this response
at
org.apache.coyote.tomcat5.CoyoteResponse.getWriter(CoyoteResponse.java:599)
at
org.apache.coyote.tomcat5.CoyoteResponseFacade.getWriter(CoyoteResponseFacade.java:163)
at
org.apache.jasper.runtime.JspWriterImpl.initOut(JspWriterImpl.java:122)
at
org.apache.jasper.runtime.JspWriterImpl.flushBuffer(JspWriterImpl.java:115)
at
org.apache.jasper.runtime.PageContextImpl.release(PageContextImpl.java:190)
at
org.apache.jasper.runtime.JspFactoryImpl.internalReleasePageContext(JspFactoryImpl.java:115)
at
org.apache.jasper.runtime.JspFactoryImpl.releasePageContext(JspFactoryImpl.java:75)
at org.apache.jsp.pdf2_jsp._jspService(pdf2_jsp.java:86)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:237)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:75)
at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:186)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:157)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at
org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at
org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(CustomPrincipalValve.java:66)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:158)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at
org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
at
org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:683)
at java.lang.Thread.run(Thread.java:534)
How can i solver it?
Thanks
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