Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/Calculation2.java @ 9425:3f49835a00c3
Extended CrossSectionFacet so it may fetch different data from within the artifact result.
Also allows to have acces to the potentially already computed artifact result via its normal computation cache.
author | gernotbelger |
---|---|
date | Fri, 17 Aug 2018 15:31:02 +0200 |
parents | e4606eae8ea5 |
children | 0a5239a1e46e |
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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.artifacts.model; import java.io.FileWriter; import java.io.IOException; import java.io.PrintWriter; import java.util.Arrays; import org.apache.log4j.Logger; /** ComputedDischargeCurve. */ public class Calculation2 extends Calculation { private static Logger log = Logger.getLogger(Calculation2.class); protected double km; public Calculation2() { } public Calculation2(double km) { this.km = km; } private void dump(double [][] wqs) { double [] ws = wqs[0]; double [] qs = wqs[1]; String filename = "/tmp/computed-discharge-curve-" + km + "-" + System.currentTimeMillis() + ".txt"; PrintWriter pw = null; try { pw = new PrintWriter( new FileWriter(filename)); for (int i = 0; i < ws.length; ++i) { pw.println(ws[i] + " " + qs[i]); } pw.flush(); } catch (IOException ioe) { log.error(ioe); } finally { if (pw != null) { pw.close(); } } } public CalculationResult calculate(WstValueTable wst) { boolean debug = log.isDebugEnabled(); if (debug) { log.debug("Calculation2.calculate: km " + km); } double [][] wqs = wst.interpolateWQ(km, this); if (debug) { if (hasProblems()) { log.debug("problems: " + problemsToString()); } log.debug("wqs: " + wqs); if (wqs != null && wqs[0] != null) { log.debug("wqs length: " + wqs[0].length); // TODO: Uncomment to see the data externally. //dump(wqs); } } if (wqs == null || wqs[0].length == 0) { addProblem("cannot.compute.discharge.curve"); return new CalculationResult(new WQKms[0], this); } double [] ws = wqs[0]; double [] qs = wqs[1]; double [] kms = new double[ws.length]; Arrays.fill(kms, km); WQKms wqkms = new WQKms(kms, qs, ws, String.valueOf(km)); if (hasProblems()) { log.debug("found " + numProblems() + " problems."); wqkms.removeNaNs(); } return new CalculationResult(new WQKms[] { wqkms }, this); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :