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Java Source | 1997-03-14 | 1.0 KB | 31 lines |
- // Copyright(c) 1996,1997 ObjectSpace, Inc.
- // Portions Copyright(c) 1995, 1996 Hewlett-Packard Company.
-
- package COM.objectspace.jgl;
-
- import java.io.Serializable;
-
- /**
- * UnaryFunction is the interface that must be implemented by all unary function objects.
- * Every UnaryFunction object must define a single method called execute() that takes
- * a single object as its argument and returns an object. UnaryFunction objects are often
- * built to operate on a specific kind of object and must therefore cast the input parameter
- * in order to process it.
- * <p>
- * @see COM.objectspace.jgl.UnaryPredicate
- * @see COM.objectspace.jgl.BinaryPredicate
- * @see COM.objectspace.jgl.BinaryFunction
- * @version 2.0.2
- * @author ObjectSpace, Inc.
- */
-
- public interface UnaryFunction extends Serializable
- {
- /**
- * Return the result of executing with a single Object.
- * @param object The object to process.
- * @return The result of processing the input Object.
- */
- Object execute( Object object );
- }
-