I will use the following: private Map<byte[], RegionLoad> regionLoad = new TreeMap<byte[], RegionLoad>(Bytes.BYTES_COMPARATOR);
Thanks for the reminder, Jonathan. On Mon, Mar 14, 2011 at 8:14 PM, Jonathan Gray <[email protected]> wrote: > You can't do a HashMap with a byte[] as the Key, unfortunately. > > You'll have to use a TreeMap (where you can specify a comparator), use a > wrapping class, or you could even make it a HashSet or TreeSet with > RegionLoad as the only type (and then write a comparator for RegionLoad > which compares the regions). > > > -----Original Message----- > > From: Ted Yu [mailto:[email protected]] > > Sent: Monday, March 14, 2011 6:20 PM > > To: [email protected] > > Subject: Re: retrieving HRegion's in AssignmentManager > > > > Correction: > > private Map<byte[], RegionLoad> regionLoad = new HashMap<byte[], > > RegionLoad>(); > > > > > > On Mon, Mar 14, 2011 at 4:01 PM, Ted Yu <[email protected]> wrote: > > > > > Since region name is the only key I can find in RegionLoad, I plan to > > > make the following change: > > > private Map<String, RegionLoad> regionLoad = new HashMap<String, > > > RegionLoad>(); > > > > > > Thanks St.Ack. > > > > > > > > > On Mon, Mar 14, 2011 at 3:48 PM, Stack <[email protected]> wrote: > > > > > >> On Mon, Mar 14, 2011 at 3:15 PM, Ted Yu <[email protected]> wrote: > > >> > The navigation is not straightfoward. > > >> > In HServerLoad: > > >> > private ArrayList<RegionLoad> regionLoad = new > > >> > ArrayList<RegionLoad>(); Given region name, there is no quick way > > >> > of locating request count for > > >> the > > >> > region without changing data structure for regionLoad. > > >> > > > >> > > >> OK. > > >> > > >> Then it looks like you need to change the HSL internals IFF you need > > >> to access by region name. > > >> > > >> Good on you Ted, > > >> St.Ack > > >> > > > > > > >
