Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/model/MiddleBedHeightCalculation.java @ 7357:9d3e44ab25f2
Refactoring: Move functionality of BedHeightAccess into BedHeightFacet for now.
Idea is that Artifact and Access are lightweight. Access access the 'data'
('parameterization') attached to artifact, not the data delivered by means of
artifact and its parameterization.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
---|---|
date | Wed, 16 Oct 2013 10:42:45 +0200 |
parents | 2c7a16d59f67 |
children | 868f55932fe6 |
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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.util.ArrayList; import java.util.List; import org.apache.log4j.Logger; import org.dive4elements.artifacts.Artifact; import org.dive4elements.artifacts.common.utils.DateUtils; import org.dive4elements.river.model.BedHeightEpoch; import org.dive4elements.river.model.BedHeightEpochValue; import org.dive4elements.river.model.BedHeightSingle; import org.dive4elements.river.model.BedHeightSingleValue; import org.dive4elements.river.model.TimeInterval; import org.dive4elements.river.artifacts.access.BedHeightAccess; public class MiddleBedHeightCalculation extends Calculation { private static final Logger logger = Logger.getLogger(MiddleBedHeightCalculation.class); public CalculationResult calculate(BedHeightAccess access) { logger.info("MiddleBedHeightCalculation.calculate"); int[] singleIds = access.getBedHeightSingleIDs(); int[] epochIds = access.getBedHeightEpochIDs(); if (logger.isDebugEnabled()) { Artifact artifact = access.getArtifact(); logger.debug("Artifact '" + artifact.identifier() + "' contains:"); if (singleIds != null) { logger.debug(" " + singleIds.length + " single bedheight ids"); } if (epochIds != null) { logger.debug(" " + epochIds.length + " epoch bedheight ids"); } } List<BedHeightSingle> singles = getSingles(access, singleIds); List<BedHeightEpoch> epochs = getEpochs(access, epochIds); return buildCalculationResult(access, singles, epochs); } protected List<BedHeightSingle> getSingles( BedHeightAccess access, int[] ids ) { List<BedHeightSingle> singles = new ArrayList<BedHeightSingle>(); for (int id: ids) { BedHeightSingle s = BedHeightSingle.getBedHeightSingleById(id); if (s != null) { singles.add(s); } else { logger.warn("Cannot find Single by id: " + id); // TODO ADD WARNING } } return singles; } protected List<BedHeightEpoch> getEpochs( BedHeightAccess access, int[] ids ) { List<BedHeightEpoch> epochs = new ArrayList<BedHeightEpoch>(); for (int id: ids) { BedHeightEpoch e = BedHeightEpoch.getBedHeightEpochById(id); if (e != null) { epochs.add(e); } else { logger.warn("Cannot find Epoch by id: " + id); // TODO ADD WARNING } } return epochs; } protected CalculationResult buildCalculationResult( BedHeightAccess access, List<BedHeightSingle> singles, List<BedHeightEpoch> epochs ) { logger.info("MiddleBedHeightCalculation.buildCalculationResult"); double kmLo = access.getLowerKM(); double kmHi = access.getUpperKM(); List<MiddleBedHeightData> data = new ArrayList<MiddleBedHeightData>(); for (BedHeightSingle single: singles) { MiddleBedHeightData d = prepareSingleData(single, kmLo, kmHi); if (d != null) { data.add(d); } } for (BedHeightEpoch epoch: epochs) { MiddleBedHeightData d = prepareEpochData(epoch, kmLo, kmHi); if (d != null) { data.add(d); } } logger.debug("Calculation results in " + data.size() + " data objects."); return new CalculationResult((MiddleBedHeightData[]) data.toArray(new MiddleBedHeightData[data.size()]), this); } protected MiddleBedHeightData prepareSingleData( BedHeightSingle single, double kmLo, double kmHi ) { logger.debug("Prepare data for single: " + single.getDescription()); List<BedHeightSingleValue> values = BedHeightSingleValue.getBedHeightSingleValues(single, kmLo, kmHi); int year = single.getYear() != null ? single.getYear() : 0; MiddleBedHeightData data = new MiddleBedHeightData( year, year, single.getEvaluationBy(), single.getDescription()); for (BedHeightSingleValue value: values) { if (value.getHeight() != null) { double uncert = value.getUncertainty() != null ? value.getUncertainty().doubleValue() : Double.NaN; double sounding = value.getSoundingWidth() != null ? value.getSoundingWidth().doubleValue() : Double.NaN; double gap = value.getDataGap() != null ? value.getDataGap().doubleValue() : Double.NaN; data.addAll(value.getStation().doubleValue(), value.getHeight().doubleValue(), uncert, sounding, gap, value.getWidth().doubleValue(), false); } else { data.addAll(value.getStation().doubleValue(), 0, 0, 0, 0, 0, true); } } logger.debug("Single contains " + values.size() + " values"); return data; } /** Create MiddleBedHeightData to return. */ protected MiddleBedHeightData prepareEpochData( BedHeightEpoch epoch, double kmLo, double kmHi ) { logger.debug("Prepare data for epoch: " + epoch.getDescription()); TimeInterval ti = epoch.getTimeInterval(); List<BedHeightEpochValue> values = BedHeightEpochValue.getBedHeightEpochValues(epoch, kmLo, kmHi); MiddleBedHeightData data = new MiddleBedHeightData( DateUtils.getYearFromDate(ti.getStartTime()), DateUtils.getYearFromDate(ti.getStopTime()), epoch.getEvaluationBy(), epoch.getDescription() ); for (BedHeightEpochValue value: values) { data.addKM(value.getStation().doubleValue()); if (value.getHeight() != null) { data.addMiddleHeight(value.getHeight().doubleValue()); data.addIsEmpty(false); } else { data.addMiddleHeight(Double.NaN); data.addIsEmpty(true); } } logger.debug("Epoch contains " + values.size() + " values"); return data; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :