Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/utils/CompareUtil.java @ 7081:3c4efd4b2c19 generator-refactoring
Simplyfy / unify "invert axis" logic
- DataUtil now can check if two datasets are in the same direction
- In the case of WKM data a no means that the Water flows Right to Left
- If the water flows from right to left do inversion of diagrams
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Fri, 20 Sep 2013 17:36:11 +0200 |
parents | c80671932461 |
children |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.utils; /** Utils to deal with Comparisons. */ public class CompareUtil { /** Singleton. */ private CompareUtil() { } /** Return true if a and b are either both null or equal(). */ public static <T> boolean areSame(T a, T b) { if (a == null) return b == null; if (b == null) return false; return a.equals(b); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :