CLASS-ID Paragraph

The CLASS-ID paragraph specifies the name by which the class is identified.

CLASS-ID. Class-Name-1 [ AS Literal-1 ]                          [ INHERITS FROM Class-Name-2 ]                          [ IMPLEMENTS { Interface-Name } ... ] .     [ AUTHOR. Comment-Entry-1 . ]     [ INSTALLATION. Comment-Entry-2 . ]     [ DATE-WRITTEN. Comment-Entry-3 . ]     [ DATE-COMPILED. Comment-Entry-4 . ]     [ SECURITY. Comment-Entry-5 . ]     [ REMARKS. Comment-Entry-6 . ]     [ Environment Division ]     [ FACTORY Paragraph ]     [ OBJECT Paragraph ]     [ END CLASS [Class-Name-3] . ]

Syntax rules

1.	Class-Name-1, Class-Name-2, Class-Name-3 and Interface-Name are User-defined words, as defined in the Definitions section in the Preface of this document.

2.	Literal-1 is a Nonnumeric Literal, as defined in the Definitions section in the Preface of this document.

3.	Comment-Entry-1, Comment-Entry-2, Comment-Entry-3, Comment-Entry-4, Comment-Entry-5 and Comment-Entry-6 are Comment-Entries, as defined in the Definitions section in the Preface of this document.

General rules

1.	Class-Name-1 is the name by which the class is identified, unless the AS clause is specified.

2.	Literal-1 is the name by which the class is identified. It may contain the name of the Java package it belongs to.

3.	Class-Name-2 is the name of the class that Class-Name-1 inherits from. Class-Name-1 becomes a subclass of Class-Name-2. All the methods of Class-Name-2 become available for Class-Name-1. If Class-Name-1 implements a method of Class-Name-2, the new implementation overrides the one in Class-Name-2.

4.	AUTHOR, INSTALLATION, DATE-WRITTEN, DATE-COMPILED, SECURITY and REMARKS are supported only for compatibility reasons and their presence does not affect the program behavior. However, they must properly formed when declared.

5.	Interface-Name must be defined in the REPOSITORY Paragraph in the Configuration Section of the ENVIRONMENT DIVISION.