Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/minfo/BedDifferenceExporter.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 e316a9c626e0
children 41567bf1e131
rev   line source
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84349d440987 BedDifferenceExporter: Added licence header.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
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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.io.IOException;
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12 import java.io.OutputStream;
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13 import java.text.NumberFormat;
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14 import java.util.LinkedList;
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15 import java.util.List;
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16 import java.util.Map;
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17 import java.util.HashMap;
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18 import java.util.Locale;
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19 import java.util.Date;
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20 import java.text.DateFormat;
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21
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22 import org.apache.log4j.Logger;
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23 import org.apache.commons.lang.StringUtils;
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24
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25 import net.sf.jasperreports.engine.JasperExportManager;
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26 import net.sf.jasperreports.engine.JasperFillManager;
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27 import net.sf.jasperreports.engine.JasperPrint;
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28 import net.sf.jasperreports.engine.JRException;
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29
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30 import org.dive4elements.artifacts.CallContext;
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31 import org.dive4elements.artifacts.CallMeta;
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32 import org.dive4elements.river.artifacts.D4EArtifact;
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33 import org.dive4elements.river.artifacts.access.BedDifferencesAccess;
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34 import org.dive4elements.artifacts.common.utils.Config;
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35 import org.dive4elements.river.artifacts.resources.Resources;
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36 import org.dive4elements.river.artifacts.model.CalculationResult;
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37 import org.dive4elements.river.artifacts.model.minfo.BedDifferencesResult;
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38 import org.dive4elements.river.artifacts.model.minfo.BedDifferenceJRDataSource;
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39 import org.dive4elements.river.exports.AbstractExporter;
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40 import org.dive4elements.river.utils.Formatter;
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41 import org.dive4elements.river.utils.RiverUtils;
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42
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43 import org.w3c.dom.Document;
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44
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45 import au.com.bytecode.opencsv.CSVWriter;
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46
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47
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48 public class BedDifferenceExporter
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49 extends AbstractExporter
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50 {
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51
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52 /** Private logger. */
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53 private static Logger logger =
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54 Logger.getLogger(BedDifferenceExporter.class);
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55
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56 private static final String CSV_HEADER_KM =
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57 "export.minfo.beddifference.km";
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58
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59 private static final String CSV_HEADER_DIFF =
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60 "export.minfo.beddifference.diff";
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61
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62 public static final String JASPER_FILE =
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63 "export.minfo.beddifference.pdf.file";
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64
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65 public static final String PDF_TITLE=
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66 "export.minfo.beddifference.pdf.title";
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67
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68 public static final String PDF_HEADER_MODE=
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69 "export.minfo.beddifference.pdf.mode";
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70
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71 private BedDifferencesResult[] results;
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72
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73 public BedDifferenceExporter() {
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74 results = new BedDifferencesResult[0];
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75 }
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76
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77 @Override
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78 protected void writeCSVData(CSVWriter writer) throws IOException {
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79 writeCSVHeader(writer);
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80
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81 NumberFormat kmf = Formatter.getCalculationKm(context.getMeta());
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82 NumberFormat mf = Formatter.getMeterFormat(context);
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83 for (BedDifferencesResult result : results) {
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84 double[][] kms = result.getDifferencesData();
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85 for (int j = 0; j < kms[0].length; j++) {
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86 writer.writeNext(new String[] {
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87 kmf.format(kms[0][j]), mf.format(kms[1][j])});
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88 }
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89 }
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90 }
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91
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92 @Override
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93 protected void addData(Object data) {
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94 if (!(data instanceof CalculationResult)) {
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95 logger.warn("Invalid data type.");
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96 return;
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97 }
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98 Object[] d = (Object[])((CalculationResult)data).getData();
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99
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100 if (!(d instanceof BedDifferencesResult[])) {
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101 logger.warn("Invalid result object.");
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102 return;
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103 }
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104 results = (BedDifferencesResult[])d;
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105 }
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106
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107 protected void addMetaData(BedDifferenceJRDataSource source) {
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108 CallMeta meta = context.getMeta();
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109
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110 D4EArtifact arti = (D4EArtifact) master;
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111
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112 source.addMetaData ("river", RiverUtils.getRivername(arti));
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113
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114 Locale locale = Resources.getLocale(meta);
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115 DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
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116
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117 source.addMetaData("date", df.format(new Date()));
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118
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119 source.addMetaData("calculation", Resources.getMsg(
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120 locale,
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121 PDF_HEADER_MODE,
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122 "Bedheight difference"));
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123
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124 // Now the dynamic parts
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125
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126 BedDifferencesAccess access = new BedDifferencesAccess(arti);
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127 source.addMetaData("ye_mode", Resources.getMsg(locale,
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128 "state.minfo." + access.getYearEpoch(),
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129 access.getYearEpoch()));
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130
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131 source.addMetaData("differences", StringUtils.join(
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132 access.getDifferenceArtifactNamePairs(), "\n"));
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133 }
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134
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135
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136 protected void writeCSVHeader(CSVWriter writer) {
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137 logger.debug("writeCSVHeader()");
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138
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139 List<String> header = new LinkedList<String>();
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140 if (results != null) {
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141 header.add(msg(CSV_HEADER_KM, "km"));
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142 header.add(msg(CSV_HEADER_DIFF, "m"));
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143 }
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144 writer.writeNext(header.toArray(new String[header.size()]));
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145 }
6242
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146
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147 protected BedDifferenceJRDataSource createJRData() {
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148 BedDifferenceJRDataSource source = new BedDifferenceJRDataSource();
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149
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150 addMetaData(source);
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151 NumberFormat kmf = Formatter.getCalculationKm(context.getMeta());
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152 NumberFormat mf = Formatter.getMeterFormat(context);
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153 for (BedDifferencesResult result: results) {
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154 double[][] kms = result.getDifferencesData();
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155 for (int j = 0; j < kms[0].length; j++) {
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156 source.addData(new String[] {
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157 kmf.format(kms[0][j]), mf.format(kms[1][j])});
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158 }
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159 }
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160 return source;
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161 }
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162
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163 @Override
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164 protected void writePDF(OutputStream out) {
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165 logger.debug("write PDF");
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166 BedDifferenceJRDataSource source = createJRData();
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167
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168 String jasperFile = Resources.getMsg(
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169 context.getMeta(),
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170 JASPER_FILE,
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171 "/jasper/beddifference_en.jasper");
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172 String confPath = Config.getConfigDirectory().toString();
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173
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174
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175 Map parameters = new HashMap();
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176 parameters.put("ReportTitle", Resources.getMsg(
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177 context.getMeta(), PDF_TITLE, "Exported Data"));
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178 try {
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179 JasperPrint print = JasperFillManager.fillReport(
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180 confPath + jasperFile,
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181 parameters,
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182 source);
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183 JasperExportManager.exportReportToPdfStream(print, out);
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184 }
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185 catch(JRException je) {
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186 logger.warn("Error generating PDF Report!", je);
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187 }
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188 }
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189
6217
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190 }
6681
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 6667
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191 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org