map.put("name", name);
                    try {
                        map.put("lastModified", new Date(Files.getLastModifiedTime(filePath).toMillis()));
                    } catch (final IOException e) {
                        throw new IORuntimeException(e);
                    }
                    logFileItems.add(map);
                });

        @Override
        public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs) throws IOException {
            if (ComponentUtil.getSystemHelper().getCurrentTimeAsLong() - Files.getLastModifiedTime(file).toMillis() > expiry) {
                deletedFileList.add(file);
                if (deletedFileList.size() > maxPurgeSize) {
                    deleteFiles();
                }
            }

                        final Path path = Paths.get(LaServletContextUtil.getServletContext().getRealPath(key));
                        if (Files.isRegularFile(path)) {
                            return Files.getLastModifiedTime(path).toMillis();
                        }
                    } catch (final Exception e) {
                        logger.debug("Failed to access {}", key, e);
                    }
                    return 0L;
                }