private Pagination<UserPrize> getUserPrizePage(int offset, int limit) {
Pagination<UserPrize> resp = null;
List<UserPrize> iterms = new ArrayList<UserPrize>();
Pagination<Prize> page = prizeService.getPagination(offset, limit);
List<String> userIds = new ArrayList<String>();
if (page != null && page.getItems() != null) {
for (Prize prize : page.getItems()) {
userIds.add(prize.getUserId());
}
Map<String, User> map = userService.getUserMap(userIds);
for (Prize prize : page.getItems()) {
iterms.add(new UserPrize(prize, map.get(prize.getUserId())));
}
}
resp = new Pagination<UserPrize>(iterms, page.getTotalCount(), limit, offset);
return resp;
}
@RequestMapping(value = "/download", method = RequestMethod.GET)
public void csvDownLoad(
ModelMap model, HttpServletRequest request, HttpServletResponse httpServletResponse)
throws Exception {
if (!configService.isUserLogin(request)) {
return;
}
Pagination<TaskHelpRE> page = friendHelperService.getTasKUserPagination(0, 50);
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmmss");
StringBuffer fileName =
new StringBuffer("task-help-").append(dateFormat.format(new Date())).append(".txt");
httpServletResponse.setContentType("application/octet-stream");
httpServletResponse.addHeader(
"Content-Disposition", "attachment; filename=" + fileName.toString());
BufferedWriter write = null;
try {
write = new BufferedWriter(new OutputStreamWriter(httpServletResponse.getOutputStream()));
do {
List<TaskHelpRE> items = page.getItems();
writeTaskHelperREList(write, items);
// get next page
page =
friendHelperService.getTasKUserPagination(
page.getCurrentPage() * page.getPageSize(), page.getPageSize());
} while (page.getCurrentPage() < page.getPages());
} catch (IOException e) {
throw e;
} finally {
try {
if (write != null) {
write.flush();
write.close();
}
} catch (IOException e) {
throw e;
}
}
}
