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Java > Open Source Codes > uk > co > jezuk > mango > UnaryFunction


1 package uk.co.jezuk.mango;
2
3 /**
4  * A <code>UnaryFunction</code> describes a function which takes one argument - <code>fn(x)</code>.
5  * It returns some <code>Object</code>, and may return the same object or different objects for
6  * each invocation, even given the same argument. It can refer to local state, perform disk reads or writes, or whatever.
7  * @author Jez Higgins, jez@jezuk.co.uk
8  * @version $Id: UnaryFunction.java 22 2002-04-08 13:09:28Z jez $
9  */
10 public interface UnaryFunction
11 {
12   abstract public Object JavaDoc fn(Object JavaDoc x);
13 } // UnaryFunction
14
15
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