Mercurial > dive4elements > river

annotate flys-client/src/main/java/de/intevation/flys/client/server/MetaDataServiceImpl.java @ 581:210339fd1a34

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Removed more expensive XPath. flys-client/trunk@2169 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Mon, 20 Jun 2011 16:25:48 +0000
parents 2e02db03e576
children ba1b27b7d282
rev   line source
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1 package de.intevation.flys.client.server;
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2
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3 import org.w3c.dom.Document;
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4 import org.w3c.dom.Element;
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5
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6 import com.google.gwt.user.server.rpc.RemoteServiceServlet;
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7
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8 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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9
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10 import de.intevation.artifacts.common.utils.XMLUtils;
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11
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12 import de.intevation.flys.client.shared.exceptions.ServerException;
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13
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14 import de.intevation.flys.client.client.services.MetaDataService;
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16 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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17
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18 import de.intevation.artifacts.httpclient.http.HttpClient;
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19 import de.intevation.artifacts.httpclient.http.HttpClientImpl;
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21 import de.intevation.flys.client.shared.model.DataCageTree;
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22
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23 import de.intevation.flys.client.server.meta.Converter;
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24
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25 public class MetaDataServiceImpl
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26 extends RemoteServiceServlet
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27 implements MetaDataService
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28 {
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29 public static final String ERROR_NO_META_DATA_FOUND =
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30 "error_no_meta_data_found";
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31
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32 public DataCageTree getMetaData(String url, String locale, String river)
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33 throws ServerException
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34 {
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35 System.out.println("MetaDataService.getDistanceInfo");
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36
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37 Document doc = XMLUtils.newDocument();
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38
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39 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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40 doc,
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41 ArtifactNamespaceContext.NAMESPACE_URI,
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42 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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43
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44 Element riverEl = ec.create("river");
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45
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46 riverEl.setTextContent(river);
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47
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48 doc.appendChild(riverEl);
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49
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50 HttpClient client = new HttpClientImpl(url, locale);
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51
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52 try {
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53 Converter converter = new Converter();
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54 return converter.convert(client.callService(url, "metadata", doc));
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55 }
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56 catch (ConnectionException ce) {
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57 System.err.println(ce.getLocalizedMessage());
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58 }
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59
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60 throw new ServerException(ERROR_NO_META_DATA_FOUND);
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61 }
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62 }
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63 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org