Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/DistanceInfoServiceImpl.java @ 284:be842e36ce1c

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
ISSUE 46: Removed the table header context menu. flys-client/trunk@1913 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Raimund Renkert <raimund.renkert@intevation.de>
date Thu, 12 May 2011 15:42:37 +0000
parents 924da6695800
children d9fc58e30a53
rev   line source
219
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.client.server;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
2
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
3 import java.util.ArrayList;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
4 import java.util.List;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
5
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
6 import javax.xml.xpath.XPathConstants;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
7
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
8 import org.w3c.dom.Document;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
9 import org.w3c.dom.Element;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
10 import org.w3c.dom.Node;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
11 import org.w3c.dom.NodeList;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
12
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
13 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
14
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
15 import de.intevation.artifacts.common.ArtifactNamespaceContext;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
16 import de.intevation.artifacts.common.utils.XMLUtils;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
17
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
18 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
19 import de.intevation.artifacts.httpclient.http.HttpClient;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
20 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
21
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
22 import de.intevation.flys.client.shared.exceptions.ServerException;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
23 import de.intevation.flys.client.client.services.DistanceInfoService;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
24 import de.intevation.flys.client.shared.model.DistanceInfoObject;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
25 import de.intevation.flys.client.shared.model.DistanceInfoObjectImpl;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
26
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
27
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
28 /**
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
29 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
30 */
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
31 public class DistanceInfoServiceImpl
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
32 extends RemoteServiceServlet
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
33 implements DistanceInfoService
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
34 {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
35 public static final String ERROR_NO_DISTANCEINFO_FOUND =
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
36 "error_no_distanceinfo_found";
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
37
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
38 public static final String XPATH_DISTANCES = "art:distances/art:distance";
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
39
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
40
229
924da6695800 Each service is now called with the name of the current locale to set the request object's locale manually in the HttpClient.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 219
diff changeset
41 public DistanceInfoObject[] getDistanceInfo(
924da6695800 Each service is now called with the name of the current locale to set the request object's locale manually in the HttpClient.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 219
diff changeset
42 String url,
924da6695800 Each service is now called with the name of the current locale to set the request object's locale manually in the HttpClient.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 219
diff changeset
43 String locale,
924da6695800 Each service is now called with the name of the current locale to set the request object's locale manually in the HttpClient.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 219
diff changeset
44 String river)
219
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
45 throws ServerException
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
46 {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
47 System.out.println("DistanceInfoServiceImpl.getDistanceInfo");
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
48
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
49 Document doc = XMLUtils.newDocument();
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
50
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
51 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
52 doc,
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
53 ArtifactNamespaceContext.NAMESPACE_URI,
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
54 ArtifactNamespaceContext.NAMESPACE_PREFIX);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
55
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
56 Element riverEl = ec.create("river");
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
57
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
58 riverEl.setTextContent(river);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
59
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
60 doc.appendChild(riverEl);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
61
229
924da6695800 Each service is now called with the name of the current locale to set the request object's locale manually in the HttpClient.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 219
diff changeset
62 HttpClient client = new HttpClientImpl(url, locale);
219
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
63
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
64 try {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
65 Document result = client.callService(url, "distanceinfo", doc);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
66
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
67 System.out.println("Extract distance info objects now.");
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
68 DistanceInfoObject[] objects = extractDistanceInfoObjects(result);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
69
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
70 if (objects != null && objects.length > 0) {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
71 return objects;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
72 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
73 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
74 catch (ConnectionException ce) {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
75 System.err.println(ce.getLocalizedMessage());
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
76 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
77
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
78 throw new ServerException(ERROR_NO_DISTANCEINFO_FOUND);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
79 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
80
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
81
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
82 /**
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
83 * Extracts all distance info objects from <i>result</i> document.
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
84 *
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
85 * @param result The document retrieved by the server.
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
86 *
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
87 * @return a list of DistanceInfoObjects.
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
88 */
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
89 protected DistanceInfoObject[] extractDistanceInfoObjects(Document result)
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
90 throws ServerException
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
91 {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
92 NodeList list = (NodeList) XMLUtils.xpath(
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
93 result,
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
94 XPATH_DISTANCES,
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
95 XPathConstants.NODESET,
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
96 ArtifactNamespaceContext.INSTANCE);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
97
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
98 if (list == null || list.getLength() == 0) {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
99 System.err.println("No distance info found.");
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
100
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
101 throw new ServerException(ERROR_NO_DISTANCEINFO_FOUND);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
102 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
103
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
104 int num = list.getLength();
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
105 System.out.println("Response contains " + num + " objects.");
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
106
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
107 List<DistanceInfoObject> objects =
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
108 new ArrayList<DistanceInfoObject>(num);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
109
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
110 for (int i = 0; i < num; i++) {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
111 DistanceInfoObject obj = buildDistanceInfoObject(list.item(i));
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
112
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
113 if (obj != null) {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
114 objects.add(obj);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
115 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
116 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
117
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
118 System.out.println("Retrieved " + objects.size() + " distances.");
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
119
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
120 return (DistanceInfoObject[])
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
121 objects.toArray(new DistanceInfoObject[num]);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
122 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
123
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
124
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
125 /**
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
126 * Extracts information for a single distance info object and intializes an
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
127 * DistanceInfoObject with them.
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
128 *
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
129 * @param node The node that contains the information.
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
130 *
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
131 * @return a valid DistanceInfoObject.
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
132 */
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
133 protected DistanceInfoObject buildDistanceInfoObject(Node node) {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
134 String desc = XMLUtils.xpathString(
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
135 node, "@art:description", ArtifactNamespaceContext.INSTANCE);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
136
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
137 String from = XMLUtils.xpathString(
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
138 node, "@art:from", ArtifactNamespaceContext.INSTANCE);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
139
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
140 String to = XMLUtils.xpathString(
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
141 node, "@art:to", ArtifactNamespaceContext.INSTANCE);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
142
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
143 String riverside = XMLUtils.xpathString(
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
144 node, "@art:riverside", ArtifactNamespaceContext.INSTANCE);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
145
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
146 if (desc != null && from != null) {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
147 try {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
148 return new DistanceInfoObjectImpl(
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
149 desc,
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
150 new Double(from),
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
151 to != null && to.trim().length() > 0 ? new Double(to) : null,
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
152 riverside);
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
153 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
154 catch (NumberFormatException nfe) {
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
155 System.err.println(nfe.getLocalizedMessage());
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
156 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
157 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
158
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
159 System.err.println("Invalid distance info object found.");
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
160
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
161 return null;
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
162 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
163 }
7523faf567e5 Implemented a service to fetch distance information of a river from the artifact server.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
164 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org