Final (Java): Difference between revisions

Revision as of 20:54, 9 July 2008

Revision as of 21:14, 20 July 2008

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= Final classes =

A '''final [[Class (computer science)|class]]''' cannot be [[Subclass (computer science)|subclassed]]. This is done for reasons of security orand efficiency. Accordingly, many of the Java standard library classes are final, for example {{Javadoc:SE|package=java.lang|java/lang|System}} and {{Javadoc:SE|package=java.lang|java/lang|String}}. All methods in a final class are implicitly final.

Example: