Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/exports/SimpleOdvDataCollector.java @ 779:b1f5f2a8840f

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Ordered imports. Removed needless imports. Removed empty headers. gnv-artifacts/trunk@854 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Mon, 29 Mar 2010 08:51:20 +0000
parents 9a828e5a2390
children f953c9a559d8
rev   line source
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1 package de.intevation.gnv.exports;
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2
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3 import com.vividsolutions.jts.geom.Point;
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5 import com.vividsolutions.jts.io.ParseException;
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7 import de.intevation.gnv.geobackend.base.Result;
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9 import de.intevation.gnv.state.exception.StateException;
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11 import java.text.DateFormat;
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12 import java.text.SimpleDateFormat;
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14 import java.util.Date;
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16 import org.apache.log4j.Logger;
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18 /**
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19 * This class is a specialization of {@link ShapeDataCollector} and turns
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20 * furthermore a given datetime string into a specific format.
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21 *
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22 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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23 */
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24 public class SimpleOdvDataCollector
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25 extends ShapeDataCollector
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26 {
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27 /**
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28 * Logger used for logging with log4j.
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29 */
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30 private static Logger log = Logger.getLogger(SimpleOdvDataCollector.class);
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32 /**
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33 * Constant field which defines the source format of a given datetime.
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34 */
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35 public static final String SRC_FORMAT = "yyyy.MM.dd HH:mm:ss";
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37 /**
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38 * Constant field which defines the target format of a given datetime.
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39 */
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40 public static final String DEST_FORMAT = "yyyy-MM-dd HH:mm";
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42 /**
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43 * Source format.
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44 */
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45 public static DateFormat srcFormat = new SimpleDateFormat(SRC_FORMAT);
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47 /**
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48 * Target format.
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49 */
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50 public static DateFormat destFormat = new SimpleDateFormat(DEST_FORMAT);
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51
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52 /**
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53 * Constructor
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54 *
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55 * @param names See {@link #names}
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56 */
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57 public SimpleOdvDataCollector(String[] names) {
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58 super(names);
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59 }
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60
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61 /**
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62 * Given datetime values which corresponds to the attribute key 'TIMEVALUE'
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63 * are transformed from {@link #SRC_FORMAT} into {@link #DEST_FORMAT}.
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64 *
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65 * @see de.intevation.gnv.exports.Export.DataCollector#getData(Result)
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66 */
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67 public String[] getData(Result result)
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68 throws StateException
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69 {
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70 if (rd == null)
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71 init(result);
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72
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73 try {
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74 String [] entries = new String[names.length+1];
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75 int j = 0;
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76 for (int i = 0; i < names.length; i++) {
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77
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78 if (names[i].equals("SHAPE")) {
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79 Point p = (Point)wktReader.read(result.getString("SHAPE"));
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80
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81 entries[j++] = ""+p.getX();
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82 entries[j++] = ""+p.getY();
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83 }
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84 // Change the datetime format from yyyy.MM.dd HH:mm:ss to
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85 // yyyy-MM-dd HH:mm
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86 else if (names[i].equals("TIMEVALUE")) {
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87 Date source = srcFormat.parse(result.getString(names[i]));
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88 entries[j++] = destFormat.format(source);
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89 }
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90 else {
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91 entries[j++] = result.getString(names[i]);
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92 }
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93 }
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94
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95 return entries;
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96 }
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97 catch (ParseException pe) {
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98 log.error(pe, pe);
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99 throw new StateException(
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100 "Error occured while parsing source data.");
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101 }
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102 catch (java.text.ParseException pe) {
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103 log.error(pe, pe);
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104 throw new StateException(
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105 "Error occured while parsing source data.");
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106 }
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107 }
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108 }
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109 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org