Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/artifacts/services/DischargeTablesOverview.java @ 4221:480de0dbca8e

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Extended location input helper. The locationpicker has now an attribute whether the input is distance or location to display one or two clickable columns. Replaced the record click handler with cell click handler.
author Raimund Renkert <rrenkert@intevation.de>
date Tue, 23 Oct 2012 13:17:20 +0200
parents 0674d89210f5
children 08b6458909a9
rev   line source
4213
0674d89210f5 Added a new service to query a diagram with discharge tables.
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1 package de.intevation.flys.artifacts.services;
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2
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3 import java.awt.Color;
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4 import java.text.DateFormat;
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5 import java.text.ParseException;
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6 import java.util.ArrayList;
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7 import java.util.Collections;
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8 import java.util.Date;
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9 import java.util.List;
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10 import java.util.Locale;
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11
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12 import org.apache.log4j.Logger;
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13 import org.hibernate.Session;
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14 import org.jfree.chart.ChartFactory;
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15 import org.jfree.chart.JFreeChart;
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16 import org.jfree.chart.plot.PlotOrientation;
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17 import org.jfree.chart.plot.XYPlot;
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18 import org.jfree.data.xy.XYSeries;
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19 import org.jfree.data.xy.XYSeriesCollection;
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20 import org.w3c.dom.Document;
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21 import org.w3c.dom.Element;
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22 import org.w3c.dom.NodeList;
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23
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24 import de.intevation.artifacts.CallMeta;
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25 import de.intevation.artifacts.GlobalContext;
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26 import de.intevation.flys.artifacts.model.DischargeTables;
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27 import de.intevation.flys.artifacts.model.GaugesFactory;
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28 import de.intevation.flys.artifacts.resources.Resources;
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29 import de.intevation.flys.backend.SessionHolder;
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30 import de.intevation.flys.model.DischargeTable;
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31 import de.intevation.flys.model.Gauge;
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32 import de.intevation.flys.model.TimeInterval;
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33
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34
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35 public class DischargeTablesOverview extends AbstractChartService {
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36
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37 private static final Logger log = Logger
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38 .getLogger(DischargeTablesOverview.class);
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39
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40 private static final long serialVersionUID = 1L;
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41
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42 public static final String I18N_CHART_TITLE = "gauge.discharge.service.chart.title";
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43 public static final String DEFAULT_CHART_TITLE = "Pegel: XXX";
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44
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45 public static final String I18N_CHART_X_AXIS_TITLE = "gauge.discharge.service.chart.x.title";
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46 public static final String DEFAULT_X_AXIS_TITLE = "Q [m^3/s]";
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47
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48 public static final String I18N_CHART_Y_AXIS_TITLE = "gauge.discharge.service.chart.y.title";
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49 public static final String DEFAULT_Y_AXIS_TITLE = "W [cm]";
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50
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51 public static final String I18N_CHART_SERIES_TITLE = "gauge.discharge.service.chart.series.title";
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52 public static final String DEFAULT_CHART_SERIES_TITLE = "Abflusskurve";
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53
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54 public static final String I18N_CHART_SERIES_TITLE_MASTER = "gauge.discharge.service.chart.series.title.master";
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55 public static final String DEFAULT_CHART_SERIES_TITLE_MASTER = "Aktuelle Abflusskurve";
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56
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57 public static final DateFormat DATE_FORMAT = DateFormat.getDateInstance(
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58 DateFormat.SHORT, Locale.GERMANY);
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59
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60 private Session session;
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61
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62 @Override
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63 protected void init() {
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64 session = SessionHolder.acquire();
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65 }
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66
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67 @Override
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68 protected void finish() {
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69 if (session != null) {
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70 session.close();
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71 SessionHolder.release();
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72 }
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73 }
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74
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75 protected JFreeChart createChart(Document data,
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76 GlobalContext globalContext, CallMeta callMeta) {
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77
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78 Gauge gauge = extractGauge(data);
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79
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80 if (gauge == null) {
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81 log.warn("Could not determine Gauge from request!");
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82 return null;
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83 }
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84
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85 log.info("create discharge chart for gauge '" + gauge.getName() + "'");
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86 TimeInterval timerange = extractTimeInterval(data);
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87
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88 List<DischargeTable> dts = getDischargeTables(gauge, timerange);
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89 XYSeriesCollection dataset = new XYSeriesCollection();
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90
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91 for (DischargeTable dt : dts) {
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92 try {
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93 XYSeries series = createSeries(callMeta, dt);
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94 if (series != null) {
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95 dataset.addSeries(series);
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96 }
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97 }
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98 catch (IllegalArgumentException iae) {
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99 log.warn("unable to create discharge curve: "
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100 + iae.getMessage());
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101 }
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102 }
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103
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104 String title = Resources.format(callMeta, I18N_CHART_TITLE,
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105 DEFAULT_CHART_TITLE, gauge.getName());
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106
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107 String xAxis = Resources.getMsg(callMeta, I18N_CHART_X_AXIS_TITLE,
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108 DEFAULT_X_AXIS_TITLE);
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109
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110 String yAxis = Resources.format(callMeta, I18N_CHART_Y_AXIS_TITLE,
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111 DEFAULT_Y_AXIS_TITLE);
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112
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113 JFreeChart chart = ChartFactory.createXYLineChart(title, xAxis, yAxis,
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114 null, PlotOrientation.VERTICAL, true, true, false);
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115
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116 chart.setBackgroundPaint(Color.white);
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117
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118 XYPlot plot = (XYPlot) chart.getPlot();
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119 plot.setDataset(0, dataset);
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120 plot.setBackgroundPaint(Color.white);
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121 plot.setDomainGridlinePaint(Color.gray);
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122 plot.setRangeGridlinePaint(Color.gray);
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123 plot.setDomainGridlinesVisible(true);
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124 plot.setRangeGridlinesVisible(true);
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125
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126 return chart;
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127 }
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128
0674d89210f5 Added a new service to query a diagram with discharge tables.
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129 protected XYSeries createSeries(CallMeta callMeta, DischargeTable dt)
0674d89210f5 Added a new service to query a diagram with discharge tables.
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130 throws IllegalArgumentException {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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131
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132 double[][] xy = null;
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133
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134 if (dt.getKind() == DischargeTables.MASTER) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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135 xy = DischargeTables.loadDischargeTableValues(dt,
0674d89210f5 Added a new service to query a diagram with discharge tables.
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136 DischargeTables.MASTER_SCALE);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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137 }
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138 else {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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139 xy = DischargeTables.loadDischargeTableValues(dt,
0674d89210f5 Added a new service to query a diagram with discharge tables.
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140 DischargeTables.HISTORICAL_SCALE);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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141 }
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142
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143 XYSeries series = new XYSeries(createSeriesTitle(callMeta, dt), false);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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144 for (int i = 0, n = xy[0].length; i < n; i++) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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145 series.add(xy[0][i], xy[1][i]);
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146 }
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147
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148 return series;
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149 }
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150
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151 protected String createSeriesTitle(CallMeta callMeta, DischargeTable dt)
0674d89210f5 Added a new service to query a diagram with discharge tables.
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152 throws IllegalArgumentException {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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153 TimeInterval timeInterval = dt.getTimeInterval();
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154 Date start = timeInterval.getStartTime();
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155 Date end = timeInterval.getStopTime();
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156
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157 if (start != null && end != null) {
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158 return Resources.format(callMeta, I18N_CHART_SERIES_TITLE,
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159 DEFAULT_CHART_SERIES_TITLE, start, end);
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160 }
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161 else if (start != null) {
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162 return Resources.format(callMeta, I18N_CHART_SERIES_TITLE_MASTER,
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163 DEFAULT_CHART_SERIES_TITLE, start);
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164 }
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165 else {
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166 throw new IllegalArgumentException(
0674d89210f5 Added a new service to query a diagram with discharge tables.
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167 "Missing start date of DischargeTable " + dt.getId());
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168 }
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169 }
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170
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171 protected Gauge extractGauge(Document data) {
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172 NodeList gauges = data.getElementsByTagName("gauge");
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173
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174 if (gauges.getLength() > 0) {
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175 String name = ((Element) gauges.item(0)).getAttribute("name");
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176 if (name != null && name.length() > 0) {
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177 return GaugesFactory.getGauge(name);
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178 }
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179 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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180
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181 return null;
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182 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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183
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184 protected TimeInterval extractTimeInterval(Document data) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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185 NodeList timeranges = data.getElementsByTagName("timerange");
0674d89210f5 Added a new service to query a diagram with discharge tables.
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186
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187 if (timeranges != null && timeranges.getLength() > 0) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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188 Element timerange = (Element) timeranges.item(0);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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189
0674d89210f5 Added a new service to query a diagram with discharge tables.
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190 String lower = timerange.getAttribute("lower");
0674d89210f5 Added a new service to query a diagram with discharge tables.
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191 String upper = timerange.getAttribute("upper");
0674d89210f5 Added a new service to query a diagram with discharge tables.
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192
0674d89210f5 Added a new service to query a diagram with discharge tables.
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193 if (lower != null && upper != null) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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194 try {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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195 Date d1 = DATE_FORMAT.parse(lower);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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196 Date d2 = DATE_FORMAT.parse(upper);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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197
0674d89210f5 Added a new service to query a diagram with discharge tables.
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198 return new TimeInterval(d1, d2);
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199 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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200 catch (ParseException pe) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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201 log.warn("Wrong time format: " + pe.getMessage());
0674d89210f5 Added a new service to query a diagram with discharge tables.
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202 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
203 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
204 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
205
0674d89210f5 Added a new service to query a diagram with discharge tables.
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206 return null;
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
207 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
208
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
209 protected List<DischargeTable> getDischargeTables(Gauge gauge,
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
210 TimeInterval timerange) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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diff changeset
211 List<DischargeTable> all = gauge.getDischargeTables();
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
212 Collections.sort(all);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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213
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
214 if (timerange == null) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
215 return all;
0674d89210f5 Added a new service to query a diagram with discharge tables.
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216 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
217
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
218 List<DischargeTable> dts = new ArrayList<DischargeTable>(all.size());
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
219 long startDate = timerange.getStartTime().getTime();
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
220 long stopDate = timerange.getStopTime().getTime();
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
221
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
222 for (DischargeTable dt : all) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
223 TimeInterval tmp = dt.getTimeInterval();
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
224 Date start = tmp.getStartTime();
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
225 Date stop = tmp.getStartTime();
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
226
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
227 if (start.getTime() > startDate && start.getTime() < stopDate) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
228 dts.add(dt);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
229 continue;
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
230 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
231 else if (stop != null && stop.getTime() < stopDate
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
232 && stop.getTime() > startDate) {
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
233 dts.add(dt);
0674d89210f5 Added a new service to query a diagram with discharge tables.
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parents:
diff changeset
234 continue;
0674d89210f5 Added a new service to query a diagram with discharge tables.
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parents:
diff changeset
235 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
236 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
237
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
238 return dts;
0674d89210f5 Added a new service to query a diagram with discharge tables.
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diff changeset
239 }
0674d89210f5 Added a new service to query a diagram with discharge tables.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
240 }
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