Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/utils/MapUtils.java @ 9670:07d854c325d8 3.2.x

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Tighten code a bit PostgreSQL database names might also contain dots and since the extra pattern matches a subset of the other, it will never match anyhow. Thus remove the extra pattern, a lot of duplicate code and some superfluous debug logging.
author Tom Gottfried <tom@intevation.de>
date Wed, 20 May 2020 17:50:27 +0200
parents 5e38e2924c07
children 9cfc495a9f40
rev   line source
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4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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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.utils;
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10
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11 import java.util.regex.Matcher;
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12 import java.util.regex.Pattern;
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13
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14 import org.apache.log4j.Logger;
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15 import org.hibernate.impl.SessionFactoryImpl;
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16
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17 import org.dive4elements.river.backend.SessionFactoryProvider;
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18
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19
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20 public class MapUtils
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21 {
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22 private static final Logger log = Logger.getLogger(MapUtils.class);
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23
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24 public static final Pattern DB_URL_PATTERN =
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25 Pattern.compile("(.*)\\/\\/(.*):([0-9]+)\\/([\\.a-zA-Z0-9_-]+)");
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26
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27 /**
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28 * This method returns a connection string for databases used by
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29 * Mapserver's Mapfile.
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30 *
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31 * @return A connection string for Mapserver.
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32 */
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33 public static String getConnection() {
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34 SessionFactoryImpl sf = (SessionFactoryImpl)
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35 SessionFactoryProvider.getSessionFactory();
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36
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37 String user = SessionFactoryProvider.getUser(sf);
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38 String pass = SessionFactoryProvider.getPass(sf);
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39 String url = SessionFactoryProvider.getURL(sf);
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40
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41 log.debug("Parse connection url: " + url);
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42
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43 Matcher m = DB_URL_PATTERN.matcher(url);
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44 if (!m.matches()) {
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45 log.warn("Could not parse Connection string");
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46 return null;
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47 }
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48
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49 int groups = m.groupCount();
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50
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51 if (log.isDebugEnabled()) {
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52 for (int i = 0; i <= groups; i++) {
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53 log.debug("Group " + i + ": " + m.group(i));
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54 }
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55 }
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56
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57 String connection = null;
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58
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59 if (groups < 4) {
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60 log.warn("Could only partially parse connection string.");
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61 return null;
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62 }
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63
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64 String host = m.group(2);
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65 String port = m.group(3);
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66 String db = m.group(4);
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67
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68 if (RiverUtils.isUsingOracle()) {
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69 connection = user + "/" + pass
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70 + "@" + host + ":" + port + "/" + db;
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71 }
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72 else {
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73 connection = createConnectionString(user, pass, host, db, port);
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74 }
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75
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76 return connection;
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77 }
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78
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79 public static String createConnectionString(
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80 String user,
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81 String pass,
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82 String host,
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83 String db,
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84 String port
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85 ) {
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86 StringBuilder sb = new StringBuilder();
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87 sb.append("dbname=").append(db);
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88 sb.append(" host='").append(host).append("'");
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89 sb.append(" user=").append(user);
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90 sb.append(" port=").append(port);
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91 // XXX: We need to escape this somehow.
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92 sb.append(" password='").append(pass).append("'");
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93 sb.append(" sslmode=disable");
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94 return sb.toString();
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95 }
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96
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97 public static String getConnectionType() {
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98 return RiverUtils.isUsingOracle() ? "oraclespatial" : "postgis";
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99 }
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100 }
http://dive4elements.wald.intevation.org