Tokens and Delimiters
Yes. This would be a nice exercise. After filling azBuffer with characters it could be examined to see if it reads the same forward and backward. This would be done in a for loop. Often an input String contains several groups of characters, where each group acts as a unit that has significance.
http://ibcomp.fis.edu/Reading/JavaTutor/Notes/chap49D/ch49D_13.html