The convenience of IntMap is avoiding all the silly wrapping of integers.
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{ try { InetAddress addr = InetAddress.getByName(addrName); if (_forbiddenHosts == null) _forbiddenHosts = new LongKeyMap(); _forbiddenHosts.put(inetAddressToLong(addr), "true"); } catch (Exception e) { log.log(Level.FINE, e.toString(), e); }