Advanced Java in 1.5

Enumeration - Provide clean enum class to define the constant enumeration lists.

public class week {

public enum Weekday {MONDAY, TUESDAY, WEDNESDAY, THURSDAY, FRIDAY}

public enum Weekend {SATURDAY, SUNDAY}

private final Weekday wkday;

private final Weekend wnday;

}

ForLoop - Provide clean syntax for readability and usability.

List<Integer> dataList;

for (Integer data : dataList) {

system.out.println(data.intValue());

}