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INTERFACES - Short Reference
Reference
Syntax
INTERFACES intf
[PARTIALLY IMPLEMENTED]
{ { [ABSTRACT METHODS meth1 meth2 ...]
[FINAL METHODS meth1 meth2 ...] }
| [ALL METHODS {ABSTRACT|FINAL}] }
[DATA VALUES attr1 = val1 attr2 = val2 ...].
Effect
Includes an interface in the public
visibility section of a class or in another interface.
Additions
-
ABSTRACT METHODS meth1 meth2 ...
Makes the specified
instance methods
meth1, meth2, ...abstract when the interface is implemented in a class.
-
FINAL METHODS meth1 meth2 ...
Makes the specified instance methods
meth1, meth2, ... final when the interface is implemented in a class.
-
ALL METHODS {ABSTRACT|FINAL}
Makes all instance methods abstract or final when the interface is implemented in a class.
-
DATA VALUES attr1 = val1 attr2 = val2 ...
Assigns
start values val1,
val2, ... to instance attributes attr1, attr2, ... when the interface is implemented in a class.
-
PARTIALLY IMPLEMENTED
In test classes, suppresses the message that not all interfaces are implemented.