Hello, i have the same problem. The first action is Ok but the second just do a
refresh or made error. It is the same process when we click on the back icon of
the web browser.
I would like to understand. Thanks
Selon Thomas Gaudin <[EMAIL PROTECTED]>:
-> Hi,
->
-> I am using JasperReport to generate PDF files "on the fly".
-> It is working fine the first time I click on the link to the report but it
-> fails alternatively every 2 clicks exactly...
-> I guess I am somehow messing up the navigation mecanism but I don't know
-> where to start my investigation.
-> Any hint is warmly welcome.
-> Thanks,
->
-> Thomas
->
-> Here is the code :
-> --------------------
-> JSF Bean :
-> public class Reports extends BasePage implements Serializable {
-> public String users() {
-> List results = userManager.getUsers(null);
-> Map parameters = new HashMap();
-> parameters.put("format", "pdf");
-> parameters.put("WEBDIR", getServletContext().getRealPath("/"));
-> try{
-> InputStream is =
-> getServletContext().getResourceAsStream("/WEB-INF/reports/userList.jrxml");
-> JRBeanCollectionDataSource ds = new
-> JRBeanCollectionDataSource(results);
->
-> getResponse().setContentType("application/pdf");
-> getResponse().addHeader("Content-Disposition", "attachment;
-> filename=userList.pdf");
->
-> JasperDesign jasperDesign = JRXmlLoader.load(is);
-> JasperReport jasperReport = JasperCompileManager.compileReport
-> (jasperDesign);
-> JasperPrint jasperPrint =
-> JasperFillManager.fillReport(jasperReport,
-> parameters, ds);
-> JasperExportManager.exportReportToPdfStream(jasperPrint,
-> getResponse().getOutputStream());
->
-> getFacesContext().responseComplete();
-> }
-> catch(Exception e){
-> log.error(e);
-> }
-> return null;
-> }
-> --------------------
-> The link to generate report :
-> <h:commandLink value="report" action="#{reports.users}"/>
-> --------------------
-> faces-config.xml :
-> <managed-bean>
-> <managed-bean-name>reports</managed-bean-name>
-> <managed-bean-class>org.appfuse.webapp.action.Reports
-> </managed-bean-class>
-> <managed-bean-scope>request</managed-bean-scope>
-> <managed-property>
-> <property-name>userManager</property-name>
-> <value>#{userManager}</value>
-> </managed-property>
-> </managed-bean>
