java w/ savitch help

Hi all, i'm having difficulty writing a program, maybe ya'll can help me with. I'm using Savitch w/ java.

I'm trying to write a program that will read a line of text as input and then output the line with the first word moved to the end of the line..for example:

please enter a line of text:
hello welcome to my world

to

welcome to my world Hello


any help would be greatly appreciated

Thanks