Mercurial > dive4elements > gnv-client
annotate gnv/src/main/java/de/intevation/gnv/action/CreateHistogramAction.java @ 690:254f062e334b
Added JavaDoc.
gnv/trunk@908 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Mon, 12 Apr 2010 16:45:16 +0000 |
parents | 57fa8019fbdc |
children | 0441e78cd900 |
rev | line source |
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1 package de.intevation.gnv.action; |
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2 |
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3 import de.intevation.gnv.action.sessionmodel.SessionModel; |
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4 import de.intevation.gnv.action.sessionmodel.SessionModelFactory; |
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5 |
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6 import javax.servlet.http.HttpServletRequest; |
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7 import javax.servlet.http.HttpServletResponse; |
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8 |
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9 import org.apache.log4j.Logger; |
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10 |
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11 import org.apache.struts.action.ActionForm; |
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12 import org.apache.struts.action.ActionForward; |
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13 import org.apache.struts.action.ActionMapping; |
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14 |
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15 /** |
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16 * This controller is called to display histograms.<br> |
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17 * An attribute 'histogram' on the request object is activated which inserts an |
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18 * image calling a histogram output of the server. |
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19 * |
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20 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> |
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21 */ |
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22 public class CreateHistogramAction extends DescribeUIAction { |
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23 |
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24 private static Logger logger = Logger.getLogger(CreateHistogramAction.class); |
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25 |
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26 |
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27 public CreateHistogramAction() { |
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28 super(); |
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29 } |
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30 |
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31 |
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32 @Override |
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33 public ActionForward execute( |
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34 ActionMapping mapping, |
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35 ActionForm form, |
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36 HttpServletRequest request, |
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37 HttpServletResponse response) |
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38 throws Exception { |
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39 logger.debug("Create histogram."); |
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40 |
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parents:
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41 SessionModel sm = SessionModelFactory.getInstance().getSessionModel( |
602521c3fac3
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parents:
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42 request); |
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parents:
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43 sm.setDiagrammOptions(null); |
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44 request.setAttribute("histogram", true); |
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45 |
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46 return super.execute(mapping, form, request, response); |
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47 } |
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48 } |
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49 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |