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annotate flys-client/src/main/java/de/intevation/flys/client/server/UserServiceImpl.java @ 4136:b6ba9bbb5122

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#548 Fetch historical discharge table values with SCALE=1.
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 15 Oct 2012 14:52:57 +0200
parents b32e8353c30e
children e39ac9767a69
rev   line source
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bc5d4d2297b9 Introduced a service that retrieves the user who is currently logged in. This user is displayed in the menu bar.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.flys.client.server;
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3 import org.w3c.dom.Element;
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5 import org.apache.log4j.Logger;
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6
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7 import de.intevation.artifacts.common.ArtifactNamespaceContext;
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8
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9 import de.intevation.artifacts.httpclient.exceptions.ConnectionException;
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11 import de.intevation.flys.client.client.services.UserService;
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12 import de.intevation.flys.client.server.auth.UserClient;
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13 import de.intevation.flys.client.shared.exceptions.AuthenticationException;
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14 import de.intevation.flys.client.shared.model.DefaultUser;
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15 import de.intevation.flys.client.shared.model.User;
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17 /**
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18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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19 */
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20 public class UserServiceImpl
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21 extends RemoteServiceServlet
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22 implements UserService
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23 {
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24 /** Private logger. */
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25 private static final Logger logger = Logger.getLogger(UserServiceImpl.class);
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27 public static final String ERROR_NO_SUCH_USER = "error_no_such_user";
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29 public static final String ERROR_NO_USERS = "error_no_users";
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31 public User getCurrentUser(String locale)
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32 throws AuthenticationException
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33 {
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34 String url = getServletContext().getInitParameter("server-url");
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35
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36 UserClient client = new UserClient(url);
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37 de.intevation.flys.client.server.auth.User loginuser = getUser();
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38
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39 if (loginuser == null) {
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40 logger.debug("no session user");
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41 throw new AuthenticationException(ERROR_NO_SUCH_USER);
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42 }
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43
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44 try {
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45 Element user = client.findUser(loginuser);
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46
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47 if (user != null) {
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48 String uuid = user.getAttributeNS(
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49 ArtifactNamespaceContext.NAMESPACE_URI, "uuid");
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50 String name = user.getAttributeNS(
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51 ArtifactNamespaceContext.NAMESPACE_URI, "name");
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52
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53 return new DefaultUser(uuid, name);
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54 }
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55 }
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56 catch (ConnectionException ce) {
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57 logger.error(ce, ce);
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58 }
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59
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60 logger.error("No users existing in the server.");
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61 throw new AuthenticationException(ERROR_NO_USERS);
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62 }
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63 }
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64 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org