Mercurial > dive4elements > gnv-client
annotate gnv/src/main/java/de/intevation/gnv/action/CreateHistogramAction.java @ 991:33198e55371c
Improved session handling in the gui. If a session has timed out, the user gets to the start point - the fis selection.
gnv/trunk@1192 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 10 Jun 2010 15:13:08 +0000 |
parents | 0441e78cd900 |
children | 28a0628b11b0 |
rev | line source |
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1 package de.intevation.gnv.action; |
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2 |
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3 import javax.servlet.http.HttpServletRequest; |
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4 import javax.servlet.http.HttpServletResponse; |
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5 |
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6 import org.apache.log4j.Logger; |
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7 import org.apache.struts.action.ActionForm; |
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8 import org.apache.struts.action.ActionForward; |
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9 import org.apache.struts.action.ActionMapping; |
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10 |
963 | 11 import de.intevation.gnv.action.sessionmodel.SessionModel; |
12 import de.intevation.gnv.action.sessionmodel.SessionModelFactory; | |
13 | |
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14 /** |
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15 * This controller is called to display histograms.<br> |
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16 * An attribute 'histogram' on the request object is activated which inserts an |
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17 * image calling a histogram output of the server. |
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18 * |
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Bring @author javadoc tags in form '@author <a href="john.doe@example.com">John Doe</a>'
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19 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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20 */ |
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21 public class CreateHistogramAction extends DescribeUIAction { |
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22 |
963 | 23 /** |
24 * the logger, used to log exceptions and additonaly information | |
25 */ | |
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26 private static Logger logger = Logger.getLogger(CreateHistogramAction.class); |
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27 |
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28 |
963 | 29 /** |
30 * Constructor | |
31 */ | |
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32 public CreateHistogramAction() { |
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33 super(); |
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34 } |
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35 |
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36 |
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37 @Override |
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38 public ActionForward execute( |
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39 ActionMapping mapping, |
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40 ActionForm form, |
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41 HttpServletRequest request, |
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42 HttpServletResponse response) |
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43 throws Exception { |
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44 if (isSessionExhausted(request)) { |
33198e55371c
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45 return sessionExhaustedForward(mapping, form, request, response); |
33198e55371c
Improved session handling in the gui. If a session has timed out, the user gets to the start point - the fis selection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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46 } |
33198e55371c
Improved session handling in the gui. If a session has timed out, the user gets to the start point - the fis selection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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47 |
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48 logger.debug("Create histogram."); |
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49 |
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Reset diagram options after switching from chart to histogram or the other way around (issue190).
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50 SessionModel sm = SessionModelFactory.getInstance().getSessionModel( |
602521c3fac3
Reset diagram options after switching from chart to histogram or the other way around (issue190).
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51 request); |
602521c3fac3
Reset diagram options after switching from chart to histogram or the other way around (issue190).
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52 sm.setDiagrammOptions(null); |
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53 request.setAttribute("histogram", true); |
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54 |
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55 return super.execute(mapping, form, request, response); |
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56 } |
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57 } |
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58 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |