cern.colt.function.IntFunction Maven / Gradle / Ivy

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package cern.colt.function;

/*
Copyright (c) 1999 CERN - European Organization for Nuclear Research.
Permission to use, copy, modify, distribute and sell this software and its documentation for any purpose 
is hereby granted without fee, provided that the above copyright notice appear in all copies and 
that both that copyright notice and this permission notice appear in supporting documentation. 
CERN makes no representations about the suitability of this software for any purpose. 
It is provided "as is" without expressed or implied warranty.
*/

/**
 * Interface that represents a function object: a function that takes
 * a single argument and returns a single value.
 */
public interface IntFunction {
    /**
     * Applies a function to an argument.
     *
     * @param argument argument passed to the function.
     * @return the result of the function.
     */
    abstract public int apply(int argument);
}