Example: Static classes and Java 2D. ... Notice that the enclosed class’s (KeySet‘s) constructor is called from within the enclosing class’s (HashSet‘s) keySet() instance method.

Constructors have the same name as their class; by convention, methods use names other than the class name. If the Java program follows normal conventions, methods will start with a lowercase ...

Constructors play a key role in all object-oriented programming languages, and Java is no exception. Every class a Java developer creates needs a constructor. Constructors perform numerous important ...