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public String viewReportPDF() throws SQLException, JRException, IOException, ClassNotFoundException {
Class.forName("com.mysql.jdbc.Driver");
String reportId = "report8";
connection = (Connection) DriverManager.getConnection(HOST, USERNAME, PASSWORD);
HashMap parameterMap = new HashMap();
parameterMap.put("avancement", avancement);
//File file = new File("");
JasperPrint jasperPrint = JasperFillManager.fillReport("C:\\Users\\boussoufiane\\Documents\\NetBeansProjects\\jspr\\report1.jasper",
//new FileInputStream(new File(file, reportId + ".jasper")),
parameterMap, connection);
byte[] bytes = JasperExportManager.exportReportToPdf(jasperPrint);
FacesContext context = FacesContext.getCurrentInstance();
HttpServletResponse response = (HttpServletResponse) context
.getExternalContext().getResponse();
/***********************************************************************
* Pour afficher une boîte de dialogue pour enregistrer le fichier sous
* le nom rapport.pdf
**********************************************************************/
response.addHeader("Content-disposition",
"attachment;filename=rapport.pdf");
response.setContentLength(bytes.length);
response.getOutputStream().write(bytes);
response.setContentType("application/pdf");
context.responseComplete();
return null;
} |
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