public static void testTempInfo( TemperatureInfo tempInfo){
    tempInfo.setTemperatureInC(0) ;
    System.out.println("temp i n C:" + tempInfo.getTemperatureInC());
    System.out.println("temp i n F:" + tempInfo.getTemperatureInF());
    tempInfo.setTemperatureInF(85) ;
    System.out.println("temp i n C:" + tempInfo.getTemperatureInC());
    System.out.println("temp i n F:" + tempInfo.getTemperatureInF());
    }