Mercurial > mxd2map
comparison src/java/de/intevation/mxd/utils/MapScriptUtils.java @ 259:8fe9ccc77962
Introduced a MapScript helper class and improved metadata handling.
| author | raimund renkert <raimund.renkert@intevation.de> |
|---|---|
| date | Tue, 16 Aug 2011 13:09:57 +0200 |
| parents | |
| children | 84ab3afc5610 |
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| 258:4bae15d560d3 | 259:8fe9ccc77962 |
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| 1 /* | |
| 2 * Copyright (c) 2011 by Intevation GmbH, Germany <info@intevation.de> | |
| 3 * | |
| 4 * This file is part of MXD2map. | |
| 5 * | |
| 6 * This program is free software under the LGPL (>=v2.1) | |
| 7 * Read the file LICENCE.txt coming with the software for details | |
| 8 * or visit http://www.gnu.org/licenses/ if it does not exist. | |
| 9 * | |
| 10 * MXD2map has been developed on behalf of the | |
| 11 * Bundesamt fuer Seeschifffahrt und Hydrographie (BSH) in Hamburg | |
| 12 * by Intevation GmbH. | |
| 13 * | |
| 14 * Authors: | |
| 15 * Raimund Renkert <raimund.renkert@intevation.de> | |
| 16 * Bjoern Schilberg <bjoern.schilberg@intevation.de> | |
| 17 * Stephan Holl <stephan.holl@intevation.de> | |
| 18 */ | |
| 19 | |
| 20 package de.intevation.mxd.utils; | |
| 21 | |
| 22 import org.apache.log4j.Logger; | |
| 23 | |
| 24 import edu.umn.gis.mapscript.mapObj; | |
| 25 | |
| 26 /** | |
| 27 * MapScript utilities. | |
| 28 * This utility class provides some useful functions when working with the | |
| 29 * MapScript Java API. | |
| 30 * | |
| 31 * @author <a href="mailto:raimund.renkert@intevation.de">Raimund Renkert</a> | |
| 32 */ | |
| 33 public class MapScriptUtils | |
| 34 { | |
| 35 /** | |
| 36 * The Logger. | |
| 37 */ | |
| 38 private static final Logger logger = Logger.getLogger(MapScriptUtils.class); | |
| 39 | |
| 40 | |
| 41 /** | |
| 42 * This function is a wrapper for mapObj.getMetaData. | |
| 43 * The mapObj.getMetaData raises a not catchable error if the metadata key | |
| 44 * can not be found in the map. To avoid this, use this function instead. | |
| 45 * | |
| 46 * @param map The map object. | |
| 47 * @param key The metadata key. | |
| 48 * | |
| 49 * @return Empty string if the key was not found, else the value. | |
| 50 */ | |
| 51 public String getMetaData (mapObj map, String key) { | |
| 52 logger.debug("getMetaData(mapObj, String)"); | |
| 53 String meta = map.getFirstMetaDataKey(); | |
| 54 if(meta.equals("")) { | |
| 55 return ""; | |
| 56 } | |
| 57 while(meta != null && !meta.equals(key)) { | |
| 58 meta = map.getNextMetaDataKey(meta); | |
| 59 } | |
| 60 if(meta == null || meta.equals("")) { | |
| 61 return ""; | |
| 62 } | |
| 63 else { | |
| 64 return map.getMetaData(meta); | |
| 65 } | |
| 66 } | |
| 67 | |
| 68 | |
| 69 /** | |
| 70 * Removes special characters and whitespaces. | |
| 71 * | |
| 72 * @param s The input string. | |
| 73 * | |
| 74 * @return The input string without special chars. | |
| 75 */ | |
| 76 public String removeSpecialChars (String s) { | |
| 77 if(s.equals("")) { | |
| 78 return ""; | |
| 79 } | |
| 80 | |
| 81 String tmp = s.trim(); | |
| 82 tmp = tmp.replace(" ", ""); | |
| 83 tmp = tmp.replace("/", ""); | |
| 84 tmp = tmp.replace(",", ""); | |
| 85 tmp = tmp.replace("#", ""); | |
| 86 tmp = tmp.replace("+", ""); | |
| 87 tmp = tmp.replace("~", ""); | |
| 88 tmp = tmp.replace("(", ""); | |
| 89 tmp = tmp.replace(")", ""); | |
| 90 tmp = tmp.replace("{", ""); | |
| 91 tmp = tmp.replace("}", ""); | |
| 92 tmp = tmp.replace("[", ""); | |
| 93 tmp = tmp.replace("]", ""); | |
| 94 tmp = tmp.replace("<", ""); | |
| 95 tmp = tmp.replace(">", ""); | |
| 96 tmp = tmp.replace("*", ""); | |
| 97 tmp = tmp.replace("\\\\", ""); | |
| 98 tmp = tmp.replace("^", ""); | |
| 99 if(!s.equals(tmp)) { | |
| 100 logger.info("Renamed \"" + s +"\" to \"" + tmp +"\"."); | |
| 101 } | |
| 102 return tmp; | |
| 103 } | |
| 104 | |
| 105 | |
| 106 /** | |
| 107 * Replaces german umlauts and removes leading and trailing whitespaces. | |
| 108 * | |
| 109 * @param s The input string. | |
| 110 * | |
| 111 * @return The string without german umlauts. | |
| 112 */ | |
| 113 public String replaceUmlauts (String s) { | |
| 114 if (s.equals("")) { | |
| 115 return ""; | |
| 116 } | |
| 117 String tmp = s.trim(); | |
| 118 tmp = tmp.replace ("ö", "oe"); | |
| 119 tmp = tmp.replace ("ä", "ae"); | |
| 120 tmp = tmp.replace ("ü", "ue"); | |
| 121 tmp = tmp.replace ("ß", "ss"); | |
| 122 if(!s.equals(tmp)) { | |
| 123 logger.info("Renamed \"" + s + "\" to \"" + tmp + "\"."); | |
| 124 } | |
| 125 return tmp; | |
| 126 } | |
| 127 } | |
| 128 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |