/** BLOCKING */
public static string OwnerName(UnixFileSystemInfo f)
{
try {
long uid = f.ToStat().st_uid;
if (OwnerNameCache.ContainsKey(uid)) {
return OwnerNameCache[uid];
} else {
try {
UnixUserInfo uf = f.OwnerUser;
return OwnerNameCache[uf.UserId] = uf.UserName;
} catch (System.ArgumentException) {
return OwnerNameCache[uid] = uid.ToString();
}
}
}
catch (System.InvalidOperationException) { return ""; }
}
/** BLOCKING */
public static string GroupName(UnixFileSystemInfo f)
{
try {
long gid = f.ToStat().st_gid;
if (GroupNameCache.ContainsKey(gid)) {
return GroupNameCache[gid];
} else {
try {
UnixGroupInfo uf = f.OwnerGroup;
return GroupNameCache[uf.GroupId] = uf.GroupName;
} catch (System.ArgumentException) {
return GroupNameCache[gid] = gid.ToString();
}
}
}
catch (System.InvalidOperationException) { return ""; }
}
