package org.jscsi.target.settings;

 import org.jscsi.target.settings.entry.NumericalEntry;

 /**

  * A result function used by the {@link NumericalEntry} class to determine the outcome of integer parameter

  * negotiations.

  * <p>

  * The behavior of this enumeration is described in the {@link #getResult(int, int)} method.

  * 

  * @author Andreas Ergenzinger

  */

 public enum NumericalResultFunction {

     /**

      * The {@link #getResult(int, int)} method will return the smaller one of the two parameters.

      */

     MIN,

     /**

      * The {@link #getResult(int, int)} method will return the larger one of the two parameters.

      */

     MAX;

     /**

      * Returns either the value of the first or the second parameter, depending of the value of this enumeration.

      * 

      * @param a the first value

      * @param b the second value

      * @return either <i>a</i> or <i>b</i>

      */

     public int getResult (final int a, final int b) {

         if (this == MIN) return Math.min(a, b);

         return Math.max(a, b);

     }

 }