org.lockss.tdb.Functor Maven / Gradle / Ivy
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package org.lockss.tdb;
/**
*
* A simple functor interface.
*
*
* @author Thib Guicherd-Callin
* @param
* Argument type of the functor.
* @param
* Return type of the functor.
* @since 1.67
*/
public interface Functor {
/**
*
* Applies this functor to a given argument.
*
*
* @param a
* The argument (of type A).
* @return The result (of type R) of applying the functor to the
* given argument.
* @since 1.67
*/
R apply(A a);
}