Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/services/ServerInfoService.java @ 8858:a805211690f7 3.2.x

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Fix license headers.
author Tom Gottfried <tom@intevation.de>
date Thu, 18 Jan 2018 20:52:41 +0100
parents 5e38e2924c07
children 0a5239a1e46e
rev   line source
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a805211690f7 Fix license headers.
Tom Gottfried <tom@intevation.de>
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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.artifacts.services;
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10
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11 import javax.xml.xpath.XPathConstants;
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12
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13 import org.apache.log4j.Logger;
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14 import org.dive4elements.artifacts.CallMeta;
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15 import org.dive4elements.artifacts.GlobalContext;
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16 import org.dive4elements.artifacts.common.ArtifactNamespaceContext;
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17 import org.dive4elements.artifacts.common.utils.Config;
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18 import org.dive4elements.artifacts.common.utils.XMLUtils;
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19 import org.w3c.dom.Document;
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20 import org.w3c.dom.Element;
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21
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22 /**
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23 * Through this service the client can retrieve basic information about or
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24 * configuration of the artifact server.
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25 * Currently it only returns the help-url (wiki) to the client.
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26 *
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27 * @author <a href="mailto:christian.lins@intevation.de">Christian Lins</a>
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28 */
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29 public class ServerInfoService extends D4EService {
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30
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31 /** The log used in this service.*/
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32 private static Logger log = Logger.getLogger(ServerInfoService.class);
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33
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34 private static final String XPATH_HELP_URL =
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35 "/artifact-database/help-url/text()";
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36
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37 @Override
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38 protected Document doProcess(Document data, GlobalContext globalContext,
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39 CallMeta callMeta) {
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40 log.debug("ServerInfoService.process");
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41
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42 Document result = XMLUtils.newDocument();
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43
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44 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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45 result,
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46 ArtifactNamespaceContext.NAMESPACE_URI,
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47 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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48
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49 Element serverInfo = ec.create("server");
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50
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51 String helpUrl = (String) XMLUtils.xpath(
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52 Config.getConfig(),
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53 XPATH_HELP_URL,
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54 XPathConstants.STRING);
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55
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56 Element info = ec.create("info");
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57 ec.addAttr(info, "key", "help-url", true);
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58 ec.addAttr(info, "value", helpUrl, true);
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59 serverInfo.appendChild(info);
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60
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61 result.appendChild(serverInfo);
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62
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63 return result;
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64 }
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65
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66 }
http://dive4elements.wald.intevation.org