Germs Everywhere

getNowDate().getTime()

public static Date getNowDate() {
    final Calendar cal =
        new GregorianCalendar();
    cal.setTime(new Date());
    return cal.getTime();
}

    System.currentTimeMillis()

    Person p = new Person();
    p.setFirstName(rs.getString(1));
    p.setLastName(rs.getString(2));

    p.setStreat(rs.getString(2 + 1));
    p.setCity(rs.getString(2 + 2));
    p.setZip(rs.getString(2 + 2 + 1));

    private static final int four = 5;

List<A> as = getAs();
if (as != null && !as.isEmpty(){
  for(A a in as){
  ...
  }
}

List<A> getAs(){
  ...
  if (as.size() > 0)
      return as;
  else
      return null;
}