public String departureAirport() {
        return parseString(token(32));
    }
@Test
    public void accessorMethodsShouldUseFlyweightPattern() {

        CenterRadarHit centerRh1 = (CenterRadarHit) NopMessageType.parse(SAMPLE_1);
        CenterRadarHit centerRh2 = (CenterRadarHit) NopMessageType.parse(SAMPLE_2);

        /*
         * Equality using == is intended.
         *
         * Ensure accessing an equal field from two RHs messages yeilds the EXACT same string when
         * appropriate.
         *
         * i.e. Don't waste memory putting the many different copies of common Strings like "IFR",
         * "VFR", airport codes, and facility names into memory.
         */
        assertSame(centerRh1.facility(), centerRh2.facility());
        assertSame(centerRh1.sensorIdLetters(), centerRh2.sensorIdLetters());
        assertSame(centerRh1.departureAirport(), centerRh2.departureAirport());
        assertSame(centerRh1.flightRules(), centerRh2.flightRules());
        assertSame(centerRh1.heavyLargeOrSmall(), centerRh2.heavyLargeOrSmall());
        assertSame(centerRh1.equipmentTypeSuffix(), centerRh2.equipmentTypeSuffix());
    }