On the package index page, a third section, examples, is now added. The three sections are

1. Packages section

It lists all the subpackges. The number next to a package name indicates number of examples for this package.

2. Classes section

It lists all the classes contained within this package. The number next to a class name indicates number of examples for this class

3. Example section

It lists all the examples contained within this package.

Please take a look at the following

http://kickjava.com/examples/java.lang.index.htm