}
        synchronized ( this.addressCache ) {
            for ( int i = 0; i < addrs.length; i++ ) {
                CacheEntry entry = this.addressCache.get(addrs[ i ].hostName);
                if ( entry == null ) {
                    entry = new CacheEntry(addrs[ i ].hostName, addrs[ i ], expiration);
                    this.addressCache.put(addrs[ i ].hostName, entry);
                }
                else {

            throw new UnknownHostException();
        }

        if( isDotQuadIP( hostname )) {
            UniAddress[] addrs = new UniAddress[1];
            addrs[0] = new UniAddress( NbtAddress.getByName( hostname ));
            return addrs;
        }

        for( i = 0; i < resolveOrder.length; i++ ) {
            try {
                switch( resolveOrder[i] ) {

        Address[] addrs = tf.getNameServiceClient().getAllByName(name, true);

        if ( addrs == null || addrs.length == 0 ) {
            throw new UnknownHostException(name);
        }

        Arrays.sort(addrs, new Comparator<Address>() {

            @Override
            public int compare ( Address o1, Address o2 ) {

                if( entry == null ) {
                    entry = new CacheEntry( addrs[i].hostName, addrs[i], expiration );
                    ADDRESS_CACHE.put( addrs[i].hostName, entry );
                } else {
                    entry.address = addrs[i];
                    entry.expiration = expiration;
                }
            }
        }
    }

            NetbiosAddress[] addrs;

            try {
                addrs = tc.getNameServiceClient().getNodeStatus(this);
                if ( this.getNameType() == 0x1D ) {
                    for ( int i = 0; i < addrs.length; i++ ) {
                        if ( addrs[ i ].getNameType() == 0x20 ) {
                            return addrs[ i ].getHostName();
                        }