This enum also has characteristics about each temperature scale that are easily accessible via its methods. This makes the Java enum even more powerful. It gets better.

The enum constants and methods on TimeUnit defined so far are not specifically associated with concurrency and are generally useful. The TimeUnit enum offers three additional methods of interest.

JPA and Hibernate enum mapping The Java enum, introduced in Java 5, will map to the underlying database without any intervention. The JPA framework, be it Hibernate or Toplink or DataNucleus, will ...