private void displayPage(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String zipFileName = request.getParameter("zipFileName");
if ("null".equals(zipFileName)) {
zipFileName = null;
}
request.setAttribute("zipFileName", zipFileName);
request.setAttribute("fileLocation", fileService.getFilePath());
RequestDispatcher requestDispatcher = request.getRequestDispatcher("jsp/welcomeJsp.jsp");
requestDispatcher.forward(request, response);
}
private void handleLinkDownload(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String zipFileName = request.getParameter("zipFileName");
String filePath = fileService.getFilePath();
String fileLocation = filePath + zipFileName;
InputStream is = new FileInputStream(new File(fileLocation));
OutputStream os = response.getOutputStream();
ZipInputStream zis = new ZipInputStream(is);
ZipEntry ze = zis.getNextEntry();
String fileName = ze.getName();
response.setContentType("application/octet-stream");
response.setHeader("Content-Disposition", "attachment;filename=" + fileName);
try {
fileService.writeFile(zis, os);
} catch (Exception e) {
e.printStackTrace();
}
}