Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/QKmsImpl.java @ 7471:fff862f4ef76
Experimental caching of datacage recommendations. The respective hook is called a lot and running the datacage over and over again when loading data can be expensive. So the generated recommendations are cached for some time.
Hopefully this improves the overall speed of loading data from the datacage.
author | Sascha L. Teichmann <teichmann@intevation.de> |
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date | Wed, 30 Oct 2013 15:26:21 +0100 |
parents | af13ceeba52a |
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.artifacts.model; import gnu.trove.TDoubleArrayList; import org.dive4elements.river.utils.DoubleUtil; public class QKmsImpl extends NamedObjectImpl implements QKms { protected TDoubleArrayList kms; protected TDoubleArrayList qs; public QKmsImpl() { super(""); kms = new TDoubleArrayList(); qs = new TDoubleArrayList(); } public QKmsImpl(String name) { super(name); kms = new TDoubleArrayList(); qs = new TDoubleArrayList(); } public QKmsImpl(int capacity) { super(""); kms = new TDoubleArrayList(capacity); qs = new TDoubleArrayList(capacity); } public QKmsImpl(TDoubleArrayList kms, TDoubleArrayList qs) { this(kms, qs, ""); } public QKmsImpl( TDoubleArrayList kms, TDoubleArrayList qs, String name ) { super(name); this.kms = kms; this.qs = qs; } public void add(double km, double q) { kms.add(km); qs .add(q); } @Override public double getQ(int index) { return qs.getQuick(index); } @Override public double getKm(int index) { return kms.getQuick(index); } @Override public int size() { return kms.size(); } @Override public TDoubleArrayList allKms() { return kms; } @Override public TDoubleArrayList allQs() { return qs; } public void removeNaNs() { DoubleUtil.removeNaNs(new TDoubleArrayList [] { kms, qs }); } }