Mercurial > mxd2map

annotate src/java/de/intevation/mxd/utils/MapScriptUtils.java @ 263:4ce2d28971e9

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Added HowtoRelease.txt-notes
author Stephan Holl <stephan.holl@intevation.de>
date Wed, 07 Sep 2011 14:27:22 +0200
parents 8fe9ccc77962
children 84ab3afc5610
rev   line source
259
8fe9ccc77962 Introduced a MapScript helper class and improved metadata handling.
raimund renkert <raimund.renkert@intevation.de>
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1 /*
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2 * Copyright (c) 2011 by Intevation GmbH, Germany <info@intevation.de>
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3 *
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4 * This file is part of MXD2map.
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5 *
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6 * This program is free software under the LGPL (>=v2.1)
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7 * Read the file LICENCE.txt coming with the software for details
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8 * or visit http://www.gnu.org/licenses/ if it does not exist.
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9 *
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10 * MXD2map has been developed on behalf of the
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11 * Bundesamt fuer Seeschifffahrt und Hydrographie (BSH) in Hamburg
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12 * by Intevation GmbH.
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13 *
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14 * Authors:
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15 * Raimund Renkert <raimund.renkert@intevation.de>
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16 * Bjoern Schilberg <bjoern.schilberg@intevation.de>
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17 * Stephan Holl <stephan.holl@intevation.de>
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18 */
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19
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20 package de.intevation.mxd.utils;
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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 edu.umn.gis.mapscript.mapObj;
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25
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26 /**
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27 * MapScript utilities.
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28 * This utility class provides some useful functions when working with the
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29 * MapScript Java API.
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30 *
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31 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a>
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32 */
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33 public class MapScriptUtils
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34 {
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35 /**
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36 * The Logger.
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37 */
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38 private static final Logger logger = Logger.getLogger(MapScriptUtils.class);
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39
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40
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41 /**
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42 * This function is a wrapper for mapObj.getMetaData.
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43 * The mapObj.getMetaData raises a not catchable error if the metadata key
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44 * can not be found in the map. To avoid this, use this function instead.
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45 *
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46 * @param map The map object.
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47 * @param key The metadata key.
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48 *
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49 * @return Empty string if the key was not found, else the value.
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50 */
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51 public String getMetaData (mapObj map, String key) {
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52 logger.debug("getMetaData(mapObj, String)");
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53 String meta = map.getFirstMetaDataKey();
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54 if(meta.equals("")) {
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55 return "";
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56 }
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57 while(meta != null && !meta.equals(key)) {
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58 meta = map.getNextMetaDataKey(meta);
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59 }
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60 if(meta == null || meta.equals("")) {
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61 return "";
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62 }
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63 else {
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64 return map.getMetaData(meta);
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65 }
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66 }
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67
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68
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69 /**
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70 * Removes special characters and whitespaces.
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71 *
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72 * @param s The input string.
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73 *
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74 * @return The input string without special chars.
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75 */
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76 public String removeSpecialChars (String s) {
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77 if(s.equals("")) {
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78 return "";
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79 }
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80
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81 String tmp = s.trim();
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82 tmp = tmp.replace(" ", "");
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83 tmp = tmp.replace("/", "");
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84 tmp = tmp.replace(",", "");
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85 tmp = tmp.replace("#", "");
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86 tmp = tmp.replace("+", "");
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87 tmp = tmp.replace("~", "");
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88 tmp = tmp.replace("(", "");
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89 tmp = tmp.replace(")", "");
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90 tmp = tmp.replace("{", "");
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91 tmp = tmp.replace("}", "");
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92 tmp = tmp.replace("[", "");
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93 tmp = tmp.replace("]", "");
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94 tmp = tmp.replace("<", "");
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95 tmp = tmp.replace(">", "");
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96 tmp = tmp.replace("*", "");
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97 tmp = tmp.replace("\\\\", "");
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98 tmp = tmp.replace("^", "");
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99 if(!s.equals(tmp)) {
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100 logger.info("Renamed \"" + s +"\" to \"" + tmp +"\".");
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101 }
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102 return tmp;
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103 }
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104
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105
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106 /**
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107 * Replaces german umlauts and removes leading and trailing whitespaces.
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108 *
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109 * @param s The input string.
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110 *
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111 * @return The string without german umlauts.
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112 */
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113 public String replaceUmlauts (String s) {
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114 if (s.equals("")) {
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115 return "";
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116 }
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117 String tmp = s.trim();
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118 tmp = tmp.replace ("�", "oe");
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119 tmp = tmp.replace ("�", "ae");
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120 tmp = tmp.replace ("�", "ue");
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121 tmp = tmp.replace ("�", "ss");
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122 if(!s.equals(tmp)) {
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123 logger.info("Renamed \"" + s + "\" to \"" + tmp + "\".");
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124 }
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125 return tmp;
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126 }
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127 }
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128 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
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