The Java 2 SDK organizes its vast collection of classes and interfaces into a tree-like hierarchy of packages within packages, which is equivalent to directories within directories. That hierarchy ...

As an example, the Java Collections Framework includes ... Table 1 summarizes the differences between abstract classes and interfaces. Can only have final static variables. An interface can ...

The fundamental difference between the Java Iterator and ListIterator is the ... or next element in an ordered collection. The Java Collections Framework provides a wealth of classes, interfaces, ...