Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/minfo/SedimentLoadExporter.java @ 7077:0a337f0005c2 generator-refactoring

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Extended init() of OutGenerator to take name of the out to serve.
author Sascha L. Teichmann <teichmann@intevation.de>
date Fri, 20 Sep 2013 16:34:09 +0200
parents acb63fd3c8d3
children 41567bf1e131
rev   line source
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.exports.minfo;
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10
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11 import java.util.LinkedList;
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12 import java.util.List;
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13 import java.util.TreeSet;
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14
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15 import java.io.OutputStream;
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16 import java.io.IOException;
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17
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18 import java.text.NumberFormat;
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19
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20 import org.w3c.dom.Document;
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21
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22 import org.apache.log4j.Logger;
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23
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24 import org.dive4elements.artifacts.CallContext;
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25
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26 import org.dive4elements.river.artifacts.model.CalculationResult;
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27 import org.dive4elements.river.artifacts.model.minfo.SedimentLoad;
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28 import org.dive4elements.river.artifacts.model.minfo.SedimentLoadFraction;
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29 import org.dive4elements.river.artifacts.model.minfo.SedimentLoadResult;
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30
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31 import org.dive4elements.river.exports.AbstractExporter;
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32
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33 import org.dive4elements.river.utils.Formatter;
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34
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35 import au.com.bytecode.opencsv.CSVWriter;
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36
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37
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38 /**
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39 * Do CSV export for sediment load calculations (will also be shown in
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40 * client). */
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41 public class SedimentLoadExporter
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42 extends AbstractExporter
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43 {
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44 /** Private logger. */
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45 private static Logger logger = Logger.getLogger(SedimentLoadExporter.class);
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46
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47 // i18n keys.
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48 public static final String CSV_KM =
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49 "export.sedimentload_ls.csv.header.km";
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50
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51 public static final String CSV_YEAR =
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52 "export.sedimentload_ls.csv.header.year";
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53
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54 public static final String CSV_COARSE =
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55 "export.sedimentload_ls.csv.header.coarse";
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56
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57 public static final String CSV_FINEMIDDLE =
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58 "export.sedimentload_ls.csv.header.finemiddle";
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59
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60 public static final String CSV_SAND =
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61 "export.sedimentload_ls.csv.header.sand";
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62
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63 public static final String CSV_SUSP_SAND =
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64 "export.sedimentload_ls.csv.header.suspsand";
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65
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66 public static final String CSV_SUSP_SAND_BB =
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67 "export.sedimentload_ls.csv.header.suspsandbb";
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68
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69 public static final String CSV_SUSP_SEDIMENT =
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70 "export.sedimentload_ls.csv.header.suspsediment";
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71
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72 public static final String CSV_TOTAL =
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73 "export.sedimentload_ls.csv.header.total";
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74
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75
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76 /** Collected results. */
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77 private SedimentLoadResult[] results;
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78
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79 /** Empty constructor. */
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80 public SedimentLoadExporter() {
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81 results = new SedimentLoadResult[0];
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82 }
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83
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84 /** Process all stored data and write csv. */
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85 @Override
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86 protected void writeCSVData(CSVWriter writer) throws IOException {
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87 writeCSVHeader(writer);
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88
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89 for (SedimentLoadResult result: results) {
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90 String years = (result.getEndYear() == 0)
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91 ? result.getStartYear() + " "
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92 : result.getStartYear() + "-" + result.getEndYear();
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93 SedimentLoad load = result.getLoad();
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94 // Put load.getName()+load.getDescription()}); somewhere?
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95 for (double km: new TreeSet<Double>(load.getKms())) {
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96 SedimentLoadFraction fraction = load.getFraction(km);
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97 writeRecord(writer, km, years, fraction);
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98 }
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99 }
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100 }
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101
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102
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103 /** Return space when val is NaN, apply NumberFormat otherwise. */
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104 private String numberToString(NumberFormat valf, double val) {
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105 if (Double.isNaN(val)) {
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106 return " ";
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107 }
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108 return valf.format(val);
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109 }
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110
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111 /** Return space when val is NaN or zero, apply NumberFormat otherwise. */
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112 private String nonZeroToString(NumberFormat valf, double val) {
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113 if (Double.isNaN(val) || val == 0d) {
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114 return " ";
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115 }
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116 return valf.format(val);
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117 }
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118
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119 /** Write a line. */
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120 private void writeRecord(
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121 CSVWriter writer,
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122 double km,
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123 String years,
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124 SedimentLoadFraction fraction
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125 ) {
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126 // year, total, susp sed, susp sandbed suspsand, sand, finemiddle, coarse
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127 NumberFormat kmf = Formatter.getCalculationKm(context.getMeta());
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128 NumberFormat valf = Formatter.getFormatter(context.getMeta(), 0, 2);
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129 writer.writeNext(new String[] {
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130 kmf.format(km),
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131 years,
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132 numberToString(valf, fraction.getSuspSediment()),
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133 numberToString(valf, fraction.getSuspSand()),
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134 numberToString(valf, fraction.getSuspSandBed()),
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135 numberToString(valf, fraction.getSand()),
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136 numberToString(valf, fraction.getFineMiddle()),
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137 numberToString(valf, fraction.getCoarse()),
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138 nonZeroToString(valf, fraction.getTotal())
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139 });
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140 }
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141
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142 /** Writes i18ned header for csv file/stream. */
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143 protected void writeCSVHeader(CSVWriter writer) {
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144 logger.debug("writeCSVHeader()");
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145
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146 List<String> header = new LinkedList<String>();
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147 if (results != null) {
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148 header.add(msg(CSV_KM, "km"));
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149 header.add(msg(CSV_YEAR, "Jahr"));
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150 header.add(msg(CSV_SUSP_SEDIMENT, "Schwebst."));
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151 header.add(msg(CSV_SUSP_SAND, "Susp.Sand"));
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152 header.add(msg(CSV_SUSP_SAND_BB, "Susp.Sand(BB)"));
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153 header.add(msg(CSV_SAND, "Sand"));
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154 header.add(msg(CSV_FINEMIDDLE, "Kies(f+m)"));
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155 header.add(msg(CSV_COARSE, "Kies(g)"));
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156 header.add(msg(CSV_TOTAL, "Gesamt"));
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157 }
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158 writer.writeNext(header.toArray(new String[header.size()]));
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159 }
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160
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161 /** Store data internally, accepting only SedimentLoadResults[] in
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162 * calculationresults data. */
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163 @Override
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164 protected void addData(Object data) {
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165 if (!(data instanceof CalculationResult)) {
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166 logger.warn("Invalid data type.");
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167 return;
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168 }
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169 Object[] d = (Object[])((CalculationResult)data).getData();
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170
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171 if (!(d instanceof SedimentLoadResult[])) {
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172 logger.warn("Invalid result object.");
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173 return;
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174 }
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175 logger.debug("addData: Data added.");
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176 results = (SedimentLoadResult[])d;
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177 }
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178
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179 /** Write PDF to outputstream (not implemented yet). */
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180 @Override
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181 protected void writePDF(OutputStream out) {
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182 logger.warn("Not implemented.");
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183 }
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184 }
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185 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org