Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/exports/SimpleOdvDataCollector.java @ 1115:f953c9a559d8

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Added license file and license headers. gnv-artifacts/trunk@1260 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Tue, 02 Nov 2010 17:46:55 +0000
parents b1f5f2a8840f
children
rev   line source
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f953c9a559d8 Added license file and license headers.
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1 /*
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2 * Copyright (c) 2010 by Intevation GmbH
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3 *
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4 * This program is free software under the LGPL (>=v2.1)
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5 * Read the file LGPL.txt coming with the software for details
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6 * or visit http://www.gnu.org/licenses/ if it does not exist.
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7 */
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8
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9 package de.intevation.gnv.exports;
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10
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11 import com.vividsolutions.jts.geom.Point;
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13 import com.vividsolutions.jts.io.ParseException;
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15 import de.intevation.gnv.geobackend.base.Result;
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16
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17 import de.intevation.gnv.state.exception.StateException;
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18
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19 import java.text.DateFormat;
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20 import java.text.SimpleDateFormat;
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21
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22 import java.util.Date;
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23
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24 import org.apache.log4j.Logger;
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25
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26 /**
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27 * This class is a specialization of {@link ShapeDataCollector} and turns
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28 * furthermore a given datetime string into a specific format.
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29 *
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30 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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31 */
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32 public class SimpleOdvDataCollector
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33 extends ShapeDataCollector
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34 {
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35 /**
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36 * Logger used for logging with log4j.
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37 */
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38 private static Logger log = Logger.getLogger(SimpleOdvDataCollector.class);
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39
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40 /**
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41 * Constant field which defines the source format of a given datetime.
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42 */
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43 public static final String SRC_FORMAT = "yyyy.MM.dd HH:mm:ss";
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44
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45 /**
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46 * Constant field which defines the target format of a given datetime.
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47 */
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48 public static final String DEST_FORMAT = "yyyy-MM-dd HH:mm";
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49
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50 /**
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51 * Source format.
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52 */
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53 public static DateFormat srcFormat = new SimpleDateFormat(SRC_FORMAT);
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54
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55 /**
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56 * Target format.
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57 */
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58 public static DateFormat destFormat = new SimpleDateFormat(DEST_FORMAT);
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59
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60 /**
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61 * Constructor
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62 *
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63 * @param names See {@link #names}
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64 */
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65 public SimpleOdvDataCollector(String[] names) {
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66 super(names);
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67 }
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68
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69 /**
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70 * Given datetime values which corresponds to the attribute key 'TIMEVALUE'
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71 * are transformed from {@link #SRC_FORMAT} into {@link #DEST_FORMAT}.
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72 *
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73 * @see de.intevation.gnv.exports.Export.DataCollector#getData(Result)
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74 */
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75 public String[] getData(Result result)
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76 throws StateException
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77 {
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78 if (rd == null)
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79 init(result);
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80
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81 try {
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82 String [] entries = new String[names.length+1];
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83 int j = 0;
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84 for (int i = 0; i < names.length; i++) {
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85
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86 if (names[i].equals("SHAPE")) {
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87 Point p = (Point)wktReader.read(result.getString("SHAPE"));
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88
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89 entries[j++] = ""+p.getX();
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90 entries[j++] = ""+p.getY();
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91 }
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92 // Change the datetime format from yyyy.MM.dd HH:mm:ss to
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93 // yyyy-MM-dd HH:mm
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94 else if (names[i].equals("TIMEVALUE")) {
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95 Date source = srcFormat.parse(result.getString(names[i]));
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96 entries[j++] = destFormat.format(source);
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97 }
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98 else {
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99 entries[j++] = result.getString(names[i]);
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100 }
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101 }
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102
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103 return entries;
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104 }
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105 catch (ParseException pe) {
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106 log.error(pe, pe);
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107 throw new StateException(
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108 "Error occured while parsing source data.");
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109 }
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110 catch (java.text.ParseException pe) {
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111 log.error(pe, pe);
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112 throw new StateException(
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113 "Error occured while parsing source data.");
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114 }
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115 }
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116 }
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117 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org