Listing 1 declares the aforementioned enum and uses it in a switch statement ... 1) { System.err.println("usage: java TEDemo amountInPennies"); return; } int pennies = Integer.parseInt(args ...

Although it is part of the java.util.concurrent package, the TimeUnit enum is useful in many contexts outside of concurrency. In this post, I look at how the TimeUnit enum can be used even in code ...

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 recognize the Java enum and ...