Mercurial > dive4elements > river
view flys-backend/src/main/java/de/intevation/flys/utils/EpsilonComparator.java @ 4735:94b39073f0f7
Moved EpsilonComparator to utils package becaus its not only useful for TIM parsing. Used EpsilonComparator in DA60 and DA66 case. Maybe TODO: Use in PRF, too.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Tue, 01 Jan 2013 13:54:08 +0100 |
parents | flys-backend/src/main/java/de/intevation/flys/importer/parsers/tim/EpsilonComparator.java@7fdddc6ba296 |
children |
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package de.intevation.flys.utils; import java.util.Comparator; public class EpsilonComparator implements Comparator<Double> { public static final double EPSILON = 1e-4; public static final EpsilonComparator CMP = new EpsilonComparator(EPSILON); private double epsilon; public EpsilonComparator(double epsilon) { this.epsilon = epsilon; } @Override public int compare(Double a, Double b) { double diff = a - b; if (diff < -epsilon) return -1; if (diff > epsilon) return +1; return 0; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :