Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/MapInfoServiceImpl.java @ 894:5341be7dec7a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Removed the table listener for "Q" input. The table is no longer used for input assistance. (Issue203) flys-client/trunk@2739 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Wed, 14 Sep 2011 11:07:19 +0000
parents 910b03de6857
children ab8eb2f544f2
rev   line source
828
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.client.server;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
3 import org.w3c.dom.Document;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
4 import org.w3c.dom.Element;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
5
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
6 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
7
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
8 import de.intevation.artifacts.common.utils.XMLUtils;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
9 import de.intevation.artifacts.common.utils.XMLUtils.ElementCreator;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
11 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
12 import de.intevation.artifacts.httpclient.http.HttpClient;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
13 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
14
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
15 import de.intevation.flys.client.shared.exceptions.ServerException;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
16 import de.intevation.flys.client.shared.model.BBox;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
17 import de.intevation.flys.client.shared.model.MapInfo;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
19 import de.intevation.flys.client.client.services.MapInfoService;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
20
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
21
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22 /**
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23 * This service fetches a document that contains meta information for a specific
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24 * chart.
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25 *
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27 */
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28 public class MapInfoServiceImpl
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 extends RemoteServiceServlet
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30 implements MapInfoService
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
31 {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
32 public static final String XPATH_RIVER =
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
33 "/mapinfo/river/@name";
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
34
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
35 public static final String XPATH_SRID =
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
36 "/mapinfo/river/srid/@value";
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
37
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
38 public static final String XPATH_BBOX =
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
39 "/mapinfo/river/bbox/@value";
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
40
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
41 public static final String XPATH_RIVER_WMS =
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
42 "/mapinfo/river/river-wms/@url";
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
43
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
44 public static final String XPATH_WMS_URL =
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
45 "/mapinfo/river/background-wms/@url";
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
46
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
47 public static final String XPATH_WMS_LAYERS =
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
48 "/mapinfo/river/background-wms/@layers";
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
49
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
50 public static final String ERROR_NO_MAPINFO_FOUND =
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
51 "mapinfo_service_no_result";
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
52
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
53
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
54 public MapInfo getMapInfo(String url, String locale, String river)
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
55 throws ServerException
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
56 {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
57 System.out.println("MapInfoServiceImpl.getMapInfo");
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
58
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
59 Document request = getRequestDocument(river);;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
60
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
61 HttpClient client = new HttpClientImpl(url, locale);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
62
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
63 try {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
64 System.out.println("MapInfoServiceImpl.callService");
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
65 Document result = client.callService(url, "mapinfo", request);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
66
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
67 if (result == null) {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
68 System.err.println("MapInfo service returned no result.");
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
69 throw new ServerException(ERROR_NO_MAPINFO_FOUND);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
70 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
71
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
72 return getMapInfo(result);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
73 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
74 catch (ConnectionException ce) {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
75 System.err.println(ce.getLocalizedMessage());
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
76 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
77
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
78 throw new ServerException(ERROR_NO_MAPINFO_FOUND);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
79 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
80
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
81
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
82 public static Document getRequestDocument(String rivername) {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
83 System.out.println("MapInfoServiceImpl.getRequestDocument");
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
84
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
85 Document request = XMLUtils.newDocument();
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
86 ElementCreator cr = new ElementCreator(request, null, null);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
87
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
88 Element root = cr.create("mapinfo");
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
89 Element river = cr.create("river");
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
90
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
91 river.setTextContent(rivername);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
92
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
93 request.appendChild(root);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
94 root.appendChild(river);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
95
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
96 return request;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
97 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
98
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
99
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
100 public static MapInfo getMapInfo(Document result) {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
101 System.out.println("MapInfoServiceImpl.getMapInfo");
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
102
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
103 String river = XMLUtils.xpathString(result, XPATH_RIVER, null);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
104 String sridStr = XMLUtils.xpathString(result, XPATH_SRID, null);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
105 String bboxS = XMLUtils.xpathString(result, XPATH_BBOX, null);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
106 BBox bbox = BBox.getBBoxFromString(bboxS);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
107
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
108 String riverWMS = XMLUtils.xpathString(result, XPATH_RIVER_WMS, null);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
109 String wmsURL = XMLUtils.xpathString(result, XPATH_WMS_URL, null);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
110 String wmsLayers = XMLUtils.xpathString(result, XPATH_WMS_LAYERS, null);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
111
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
112 int srid = 4326;
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
113
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
114 try {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
115 srid = Integer.parseInt(sridStr);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
116 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
117 catch (NumberFormatException nfe) {
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
118 // do nothing
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
119 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
120
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
121 return new MapInfo(river, srid, bbox, riverWMS, wmsURL, wmsLayers);
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
122 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
123 }
910b03de6857 Added a service to get some basic spatial information used for map creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
124 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org