function listFiles($filenameFilter = NULL)
{
$path = StringBuffer::toStringBuffer($this->getFilePath());
$s = NULL;
if (!isset($path)) {
return array();
}
$filter = isset($filenameFilter) ? $filenameFilter : new FilenameFilter();
$files = array();
$folders = array();
if ($this->exists() && $this->isDirectory()) {
$path = $path->replace('/', DIRECTORY_SEPARATOR);
if (!$path->endsWith(DIRECTORY_SEPARATOR)) {
$path->append(DIRECTORY_SEPARATOR);
}
$handle = opendir($path->toString());
while ($file = readdir($handle)) {
$filename = new StringBuffer($file);
if (!$filename->equals('.') && !$filename->equals('..')) {
$filename->prepend($path);
$validfile = new File($filename);
if ($filter->accept($validfile, $validfile->getParentDirectory())) {
if ($validfile->isFile()) {
$files[] = $validfile;
} else {
if ($validfile->isDirectory()) {
$folders[] = $validfile;
}
}
}
}
}
closedir($handle);
}
return array_merge($folders, $files);
}
