Mercurial > dive4elements > river

comparison flys-client/src/main/java/de/intevation/flys/client/server/MetaDataServiceImpl.java @ 278:f33af25b7490

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Datacage: transport rpc result to ui. flys-client/trunk@1905 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 11 May 2011 16:38:54 +0000
parents f4c8ce11df33
children 0fa8bf8a2295
comparison
equal deleted inserted replaced
277:50b88b641be6 278:f33af25b7490
21 import de.intevation.artifacts.httpclient.exceptions.ConnectionException; 21 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
22 22
23 import de.intevation.artifacts.httpclient.http.HttpClient; 23 import de.intevation.artifacts.httpclient.http.HttpClient;
24 import de.intevation.artifacts.httpclient.http.HttpClientImpl; 24 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
25 25
26 import de.intevation.flys.client.shared.model.DataCageTree;
27 import de.intevation.flys.client.shared.model.DataCageNode;
28
26 public class MetaDataServiceImpl 29 public class MetaDataServiceImpl
27 extends RemoteServiceServlet 30 extends RemoteServiceServlet
28 implements MetaDataService 31 implements MetaDataService
29 { 32 {
30 public static final String ERROR_NO_META_DATA_FOUND = 33 public static final String ERROR_NO_META_DATA_FOUND =
31 "error_no_meta_data_found"; 34 "error_no_meta_data_found";
32 35
33 public List getMetaData(String url, String locale, String river) 36 public DataCageTree getMetaData(String url, String locale, String river)
34 throws ServerException 37 throws ServerException
35 { 38 {
36 System.out.println("MetaDataService.getDistanceInfo"); 39 System.out.println("MetaDataService.getDistanceInfo");
37 40
38 Document doc = XMLUtils.newDocument(); 41 Document doc = XMLUtils.newDocument();
49 doc.appendChild(riverEl); 52 doc.appendChild(riverEl);
50 53
51 HttpClient client = new HttpClientImpl(url, locale); 54 HttpClient client = new HttpClientImpl(url, locale);
52 55
53 try { 56 try {
54 Document result = client.callService(url, "metadata", doc); 57 return convert(client.callService(url, "metadata", doc));
55
56 return new ArrayList();
57 } 58 }
58 catch (ConnectionException ce) { 59 catch (ConnectionException ce) {
59 System.err.println(ce.getLocalizedMessage()); 60 System.err.println(ce.getLocalizedMessage());
60 } 61 }
61 62
62 throw new ServerException(ERROR_NO_META_DATA_FOUND); 63 throw new ServerException(ERROR_NO_META_DATA_FOUND);
63 } 64 }
65
66 protected static DataCageNode convert(Node node) {
67 String name = node.getLocalName();
68 DataCageNode dvn = new DataCageNode(name);
69 NodeList children = node.getChildNodes();
70 for (int i = 0, N = children.getLength(); i < N; ++i) {
71 dvn.addChild(convert(children.item(i)));
72 }
73 return dvn;
74 }
75
76 protected static DataCageTree convert(Document document) {
77 ArrayList<DataCageNode> roots = new ArrayList<DataCageNode>();
78 NodeList nodes = document.getChildNodes();
79 for (int i = 0, N = nodes.getLength(); i < N; ++i) {
80 Node node = nodes.item(i);
81 if (node.getNodeType() == Node.ELEMENT_NODE) {
82 roots.add(convert(nodes.item(i)));
83 }
84 }
85 return new DataCageTree(roots.get(0));
86 }
64 } 87 }
65 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : 88 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org