Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/BedDifferenceJRDataSource.java @ 6240:3e59b64a17c8

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Add JR datasource for Bedheight differences
author Andre Heinecke <aheinecke@intevation.de>
date Mon, 10 Jun 2013 13:04:17 +0200
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children 8a2ce10da352
rev   line source
6240
3e59b64a17c8 Add JR datasource for Bedheight differences
Andre Heinecke <aheinecke@intevation.de>
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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.artifacts.model.minfo;
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10
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11 import java.util.ArrayList;
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12 import java.util.HashMap;
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13
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14 import org.apache.log4j.Logger;
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15
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16 import net.sf.jasperreports.engine.JRDataSource;
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17 import net.sf.jasperreports.engine.JRException;
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18 import net.sf.jasperreports.engine.JRField;
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19
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20
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21 /**
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22 * @author <a href="mailto:aheinecke@intevation.de">Andre Heinecke</a>
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23 */
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24 public class BedDifferenceJRDataSource implements JRDataSource
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25 {
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26 /** The logger used in this exporter.*/
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27 private static Logger logger = Logger.getLogger(BedDifferenceJRDataSource.class);
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28
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29 private ArrayList<String[]> data;
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30 private HashMap<String, String> metaData;
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31
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32 private int index = -1;
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33
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34 public BedDifferenceJRDataSource() {
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35 data = new ArrayList<String[]>();
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36 metaData = new HashMap<String, String>();
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37 }
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38
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39 public void addData(String[] val) {
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40 data.add(val);
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41 }
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42
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43 public void addMetaData(String key, String value) {
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44 metaData.put(key, value);
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45 }
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46
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47 public boolean next() throws JRException {
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48 index++;
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49 return (index < data.size());
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50 }
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51
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52 public Object getFieldValue(JRField field) throws JRException {
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53 Object value = "";
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54 String fieldName = field.getName();
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55 if ("river".equals(fieldName)) {
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56 value = metaData.get("river");
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57 }
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58 else if ("calculation".equals(fieldName)) {
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59 value = metaData.get("calculation");
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60 }
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61 else if ("ye_mode".equals(fieldName)) {
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62 value = metaData.get("ye_mode");
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63 }
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64 else if ("date".equals(fieldName)) {
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65 value = metaData.get("date");
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66 }
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67 else if ("differences".equals(fieldName)) {
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68 value = metaData.get("differences");
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69 }
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70 else if ("km".equals(fieldName)) {
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71 value = data.get(index)[0];
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72 }
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73 else if ("meter".equals(fieldName)) {
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74 value = data.get(index)[1];
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75 }
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76 return value;
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77 }
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78 }
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79 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org