Java date-Time output format optimization

Format dates with printf

The printf method makes it easy to format time and date. Use the two-letter format, which begins with%t and ends with one of the letters in the table below.

Conversion character	Description	Example
C	Include all date and time information	Saturday 14:21:20 CST 2007
F	"Year-month-day" format	2007-10-27
D	"Month/day/year" format	10/27/07
R	"HH:MM:SS PM" format (12 o'clock-year)	02:25:51 pm
T	"HH:MM:SS" Format (24 o'clock-year)	14:28:16
R	"HH:MM" Format (24 o'clock-year)	14:28

More printf parsing can be found in: Java formatted output printf example

Reference Material: http://www.runoob.com/java/java-date-time.html

Daily output date, can be println or print to output the date of the format, if you want to reduce the amount of code, you can use printf.

Java date-Time output format optimization