public List<FileEntity> listFilesByParent(Long parent, String[]... sortProperties) {
List<Sort.Order> orders = new ArrayList<Sort.Order>();
for (String[] sp : sortProperties) {
orders.add(new Sort.Order(Sort.Direction.fromString(sp[1]), sp[0]));
}
Sort sort = new Sort(orders);
if (parent == null) {
return fileRepository.findByParent(null, sort);
} else {
return fileRepository.findByParent(new FileEntity(parent), sort);
}
}
@RequestMapping(value = "roles", method = RequestMethod.POST)
@ResponseBody
public Map<String, Object> roles(
@ModelAttribute RoleDomain roleDomain, BindingResult bindingResult) {
Pageable pageable =
new PageRequest(
roleDomain.getPage(),
roleDomain.getPageSize(),
new Sort(Sort.Direction.fromString(roleDomain.getSortDir()), roleDomain.getSortCol()));
Page<OsRole> tmp = iRoleService.findAll(pageable);
Map<String, Object> map = new HashMap<>(5);
map.put("success", true);
map.put("msg", !tmp.getContent().isEmpty() ? "" : "记录不存在");
map.put("data", tmp.getContent());
map.put("iTotalRecords", tmp.getTotalElements());
map.put("iTotalDisplayRecords", tmp.getTotalElements());
return map;
}
private Sort parseParameterIntoSort(String[] directionParameter) {
List<Order> allOrders = new ArrayList<Sort.Order>();
for (String part : directionParameter) {
try {
List<SortRequest> allSortRequests =
objectMapper.readValue(part, new TypeReference<List<SortRequest>>() {});
for (SortRequest sortRequest : allSortRequests) {
allOrders.add(
new Order(
Sort.Direction.fromString(sortRequest.getDirection()),
sortRequest.getProperty()));
}
} catch (IOException ex) {
Logger.getLogger(ExtSortHandlerMethodArgumentResolver.class.getName())
.log(Level.SEVERE, null, ex);
}
}
return allOrders.isEmpty() ? null : new Sort(allOrders);
}
/** {@inheritDoc} */
@Override
public Page<T> findPaginated(
@RequestParam(value = "page", required = false, defaultValue = "1") Integer page,
@RequestParam(value = "size", required = false, defaultValue = "10") Integer size,
@RequestParam(value = "direction", required = false, defaultValue = "") String direction,
@RequestParam(value = "properties", required = false) String properties) {
Assert.isTrue(page > 0, "Page index must be greater than 0");
Assert.isTrue(
direction.isEmpty()
|| direction.equalsIgnoreCase(Sort.Direction.ASC.toString())
|| direction.equalsIgnoreCase(Sort.Direction.DESC.toString()),
"Direction should be ASC or DESC");
if (direction.isEmpty()) {
return this.service.findAll(new PageRequest(page - 1, size));
} else {
Assert.notNull(properties);
return this.service.findAll(
new PageRequest(
page - 1,
size,
new Sort(Sort.Direction.fromString(direction.toUpperCase()), properties.split(","))));
}
}
