Here I introduce typesafe enums and annotations, two more Java 5 language features designed to enhance the safety and productivity of Java programs.

Codified in Java Specification Request 250 and added to version 5 of Java, annotations "allow you to add metadata to Java source code," explained Rod Johnson, chief executive officer of SpringSource, ...

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 ...

Unfortunately, Sun does talk about annotations quite a lot, and they don’t appear to have noticed that this particular new language feature is actually a bit ill-conceived. The EJB 3 spec makes heavy ...

End your tour of Java's essential language features with Java 8's method references, interface default and static methods, and three lesser known language updates, then preview new features coming ...