Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/fixings/FixFacetUtils.java @ 4442:26774405c884
Introduce a new FixingsFacet to add save access to the current Km
Values which are accessed by a String like a map must be checked for null. The
new FixingsFacet adds a getCurrentKm method that abstracts the direct access to
the CallContext and always returns a valid double value.
| author | Björn Ricks <bjoern.ricks@intevation.de> |
|---|---|
| date | Wed, 07 Nov 2012 14:06:03 +0100 |
| parents | f14206b4b688 |
| children |
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package de.intevation.flys.artifacts.model.fixings; import de.intevation.flys.artifacts.model.Parameters; public final class FixFacetUtils { public static final String [] MAX_Q_COLUMN = { "max_q" }; public static double getMaxQ(Parameters params, double km) { double [] maxQ = params.interpolate("km", km, MAX_Q_COLUMN); if (maxQ == null) { return 1000d; } double mQ = Math.min(10000d, Math.abs(maxQ[0])); return mQ + 0.05*mQ; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :