return this.fileStore.getServerResourceInfo() == null ? null : fileStore.getServerResourceInfo().getGroup();
else if (Property.ISLOCAL.equals(id))
return this.fileStore.isLocalFile();
else if (Property.PERMISSIONS.equals(id)){
String perms = "";
final Permissions effectivePermissions = this.fileStore.getEffectivePermissions();
if(effectivePermissions!=null){
perms += effectivePermissions.read ? "r" : "-";
perms += effectivePermissions.write ? "w" : "-";
perms += effectivePermissions.execute ? "x" : "-";
}else{