Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/services/ServerInfoService.java @ 8856:5e38e2924c07 3.2.x

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Fix code style.
author Tom Gottfried <tom@intevation.de>
date Thu, 18 Jan 2018 20:12:01 +0100
parents e4606eae8ea5
children a805211690f7
rev   line source
6457
41152c3a532d Add ServerInfoService (currently inactive).
Christian Lins <christian.lins@intevation.de>
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1 package org.dive4elements.river.artifacts.services;
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2
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Christian Lins <christian.lins@intevation.de>
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3 import javax.xml.xpath.XPathConstants;
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4
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5 import org.apache.log4j.Logger;
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6 import org.dive4elements.artifacts.CallMeta;
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7 import org.dive4elements.artifacts.GlobalContext;
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8 import org.dive4elements.artifacts.common.ArtifactNamespaceContext;
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9 import org.dive4elements.artifacts.common.utils.Config;
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10 import org.dive4elements.artifacts.common.utils.XMLUtils;
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11 import org.w3c.dom.Document;
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12 import org.w3c.dom.Element;
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13
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Christian Lins <christian.lins@intevation.de>
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14 /**
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15 * Through this service the client can retrieve basic information about or
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16 * configuration of the artifact server.
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17 * Currently it only returns the help-url (wiki) to the client.
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18 *
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19 * @author <a href="mailto:christian.lins@intevation.de">Christian Lins</a>
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20 */
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21 public class ServerInfoService extends D4EService {
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22
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Sascha L. Teichmann <teichmann@intevation.de>
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23 /** The log used in this service.*/
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Sascha L. Teichmann <teichmann@intevation.de>
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24 private static Logger log = Logger.getLogger(ServerInfoService.class);
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25
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26 private static final String XPATH_HELP_URL =
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27 "/artifact-database/help-url/text()";
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28
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29 @Override
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30 protected Document doProcess(Document data, GlobalContext globalContext,
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31 CallMeta callMeta) {
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Sascha L. Teichmann <teichmann@intevation.de>
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32 log.debug("ServerInfoService.process");
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33
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34 Document result = XMLUtils.newDocument();
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35
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36 XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
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37 result,
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38 ArtifactNamespaceContext.NAMESPACE_URI,
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39 ArtifactNamespaceContext.NAMESPACE_PREFIX);
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40
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41 Element serverInfo = ec.create("server");
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42
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43 String helpUrl = (String) XMLUtils.xpath(
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44 Config.getConfig(),
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45 XPATH_HELP_URL,
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46 XPathConstants.STRING);
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47
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48 Element info = ec.create("info");
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49 ec.addAttr(info, "key", "help-url", true);
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50 ec.addAttr(info, "value", helpUrl, true);
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51 serverInfo.appendChild(info);
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52
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53 result.appendChild(serverInfo);
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54
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55 return result;
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56 }
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57
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58 }
http://dive4elements.wald.intevation.org