Package com.nt.udc.filebrowser.service

Class FileService

java.lang.Object

com.nt.udc.filebrowser.service.FileService

public class FileService
extends Object

Constructor Summary

Constructors

Constructor	Description
FileService()

Method Summary

Modifier and Type	Method	Description
static String	formatDateTime(long millis)	Converts an epoch-millis timestamp to a human-readable "yyyy-MM-dd HH:mm:ss" string using the default time zone.
static String	getDefaultFilebrowserPath()	Returns a configured default path for the filebrowser.
static boolean	isWhitelisted(Path realPath)	Determines whether the provided real path is under one of the configured allowed prefixes.
static FileListResponse	listFiles(FileListRequest request)	Returns a list of files for the given request parameters.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

FileService

public FileService()

Method Details

isWhitelisted

public static boolean isWhitelisted(Path realPath)

Determines whether the provided real path is under one of the configured allowed prefixes.

Parameters:

realPath - absolute/normalized path

Returns:

true if allowed, false otherwise

listFiles

public static FileListResponse listFiles(FileListRequest request)
                                  throws FileBrowserException

Returns a list of files for the given request parameters.

Parameters:

request - request containing directory path, filters, and sorting options

Returns:

file list response with requested details

Throws:

FileBrowserException - if the directory cannot be accessed or processed

formatDateTime

public static String formatDateTime(long millis)

Converts an epoch-millis timestamp to a human-readable "yyyy-MM-dd HH:mm:ss" string using the default time zone.

Parameters:

millis - epoch milliseconds

Returns:

formatted timestamp string

getDefaultFilebrowserPath

public static String getDefaultFilebrowserPath()
                                        throws FileBrowserException

Returns a configured default path for the filebrowser.

Returns:

default path string

Throws:

FileBrowserException - if default path is not configured or invalid