This week's giveaway is in the Java/Jakarta EE forum. We're giving away four copies of Java EE 8 High Performance and have Romain Manni-Bucau on-line! See java Collections group are one way maps. Hmm, it seems like such a small but useful thing to add, but i guess not.
posted 8 years ago
If you hover your mouse over the link you find it is indeed a yes. Sun try their hardest and do provide lots of stuff, but there are lots of people who see holes in the provision and (more power to their elbow!) try to fill them. Remember Jakarta Commons is a good place to look for anything peculiar.