Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/artifacts/access/HistoricalDischargeAccess.java @ 7533:20b1cfa1e005
Cosmetics, break overlong lines.
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Thu, 07 Nov 2013 10:27:41 +0100 |
parents | af13ceeba52a |
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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.access; import java.util.Date; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.artifacts.model.Timerange; public class HistoricalDischargeAccess extends RiverAccess { public static enum EvaluationMode { W(0), Q(1); private final int mode; EvaluationMode(int mode) { this.mode = mode; } public int getMode() { return mode; } } public static final String DATA_EVALUATION_TIME = "year_range"; public static final String DATA_EVALUATION_MODE = "historical_mode"; public static final String DATA_INPUT_VALUES = "historical_values"; public static final String DATA_REFERENCE_GAUGE = "reference_gauge"; private Timerange evaluationTimerange; private EvaluationMode evaluationMode; private double[] qs; private double[] ws; private Long officialGaugeNumber; public HistoricalDischargeAccess(D4EArtifact artifact) { super(artifact); } /** * This method returns the evaluation mode. The evaluation mode W is set, if * the <b>DATA_EVALUATION_MODE</b> is 0. Otherwise, the evaluation mode Q is * set. * * @return EvaluationMode.W if the parameter <i>historical_mode</i> is set * to 0, otherwise EvaluationMode.Q. */ public EvaluationMode getEvaluationMode() { if (evaluationMode == null) { int mode = getInteger(DATA_EVALUATION_MODE); evaluationMode = mode == 0 ? EvaluationMode.W : EvaluationMode.Q; } return evaluationMode; } /** * This method returns the time range specified by <i>year_range</i> * parameter. This parameter has to be a string that consists of two long * values (time millis since 1970) separated by a ';'. * * @return the evaluation time range specified by <i>year_range</i>. */ public Timerange getEvaluationTimerange() { if (evaluationTimerange == null) { long[] startend = getLongArray(DATA_EVALUATION_TIME); if (startend != null && startend.length > 1) { Date start = new Date(startend[0]); Date end = new Date(startend[1]); evaluationTimerange = new Timerange(start, end); evaluationTimerange.sort(); } } return evaluationTimerange; } /** * This method returns the input Q values if the evaluation mode Q is set. * Otherwise, this method will return a double array of length 0. The values * returned by this method are extracted from string parameter * <i>historical_values</i>. * * @return the input Q values or a double array of length 0. */ public double[] getQs() { if (qs == null) { if (getEvaluationMode() == EvaluationMode.Q) { qs = getDoubleArray(DATA_INPUT_VALUES); } else { qs = new double[0]; } } return qs; } /** * This method returns the input W values if the evaluation mode W is set. * Otherwise, this method will return a double array of length 0. The values * returned by this method are extracted from string parameter * <i>historical_values</i>. * * @return the input W values or a double array of length 0. */ public double[] getWs() { if (ws == null) { if (getEvaluationMode() == EvaluationMode.W) { ws = getDoubleArray(DATA_INPUT_VALUES); } else { ws = new double[0]; } } return ws; } public Long getOfficialGaugeNumber() { if (officialGaugeNumber == null) { officialGaugeNumber = getLong(DATA_REFERENCE_GAUGE); } return officialGaugeNumber; } }