1 package org.djunits.unit.unitsystem;
2
3 /**
4 * The international System of Units (SI). Derived units such as the J(oule), W(att).
5 * <p>
6 * Copyright (c) 2015-2024 Delft University of Technology, PO Box 5, 2600 AA, Delft, the Netherlands. All rights reserved. <br>
7 * BSD-style license. See <a href="https://djunits.org/docs/license.html">DJUNITS License</a>
8 * </p>
9 * @author <a href="https://www.tudelft.nl/averbraeck">Alexander Verbraeck</a>
10 */
11 public class SIDerived extends SI
12 {
13 /** */
14 private static final long serialVersionUID = 20140606L;
15
16 /**
17 * protected constructor to avoid creating other (false) SI unit systems.
18 * @param abbreviationKey String; the abbreviation of the unit system, such as SI
19 * @param nameKey String; the name of the unit system, such as SI Base
20 */
21 protected SIDerived(final String abbreviationKey, final String nameKey)
22 {
23 super(abbreviationKey, nameKey);
24 }
25
26 }