There is a widespread misconception that modeling implies the use of UML diagrams: it does not. At the Department of Social and Family Affairs (DSFA) in Ireland, whose new Child Benefit Administration ...

Package Packages (Figure B) are general-purpose grouping mechanisms. A package in UML translates directly into a package in Java. In Java, a package can contain other packages, classes, or both.

In Java, we can implement whatever sorting algorithm we want with any type. Using the Comparable interface and compareTo() method, we can sort using alphabetical order, String length, reverse ...