When you are formatting date and time, you should be concerned with four locale-dependent issues:
• The names of months and weekdays should be presented in the local language.
• There will be local preferences for the order of year, month, and day.
• The Gregorian calendar might not be the local preference for expressing dates.
• The time zone of the location must be taken into account.
DateFormat class handles these issues. It is easy to use and quite similar to the
NumberFormat class. First, get a locale. You can use the default locale or call the static
getAvailableLocales method to obtain an array of locales that support date formatting. Then, call one of the three factory methods: