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annotate software/mpdl-services/mpiwg-mpdl-cms-web/src/de/mpg/mpiwg/berlin/mpdl/servlets/cms/MpiwgMpdlCmsWebServletContextListener.java @ 23:e845310098ba
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author | Josef Willenborg <jwillenborg@mpiwg-berlin.mpg.de> |
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date | Tue, 27 Nov 2012 12:35:19 +0100 |
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1 package de.mpg.mpiwg.berlin.mpdl.servlets.cms; |
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2 |
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3 import javax.servlet.ServletContext; |
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4 import javax.servlet.ServletContextEvent; |
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5 import javax.servlet.ServletContextListener; |
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6 |
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7 import de.mpg.mpiwg.berlin.mpdl.lt.dict.db.LexHandler; |
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8 import de.mpg.mpiwg.berlin.mpdl.lt.morph.app.MorphologyCache; |
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9 import de.mpg.mpiwg.berlin.mpdl.servlets.cms.MpiwgMpdlCmsWebServletContextListener; |
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10 import de.mpg.mpiwg.berlin.mpdl.xml.transform.FragmentTransformer; |
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11 import de.mpg.mpiwg.berlin.mpdl.xml.xquery.XQueryEvaluator; |
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12 import de.mpg.mpiwg.berlin.mpdl.cms.general.Constants; |
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13 import de.mpg.mpiwg.berlin.mpdl.cms.lucene.IndexHandler; |
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14 import de.mpg.mpiwg.berlin.mpdl.cms.scheduler.CmsChainScheduler; |
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15 import de.mpg.mpiwg.berlin.mpdl.cms.transform.PageTransformer; |
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16 import de.mpg.mpiwg.berlin.mpdl.cms.transform.TocTransformer; |
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17 |
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18 public class MpiwgMpdlCmsWebServletContextListener implements ServletContextListener { |
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19 private ServletContext context = null; |
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20 private FragmentTransformer fragmentTransformer = null; |
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21 private PageTransformer pageTransformer = null; |
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22 private TocTransformer tocTransformer = null; |
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23 private XQueryEvaluator xQueryEvaluator = null; |
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24 public void contextInitialized(ServletContextEvent event) { |
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25 try { |
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26 this.context = event.getServletContext(); |
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27 String documentsDirectory = Constants.getInstance().getDocumentsDir(); |
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28 String luceneDocumentsDirectory = Constants.getInstance().getLuceneDocumentsDir(); |
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29 String luceneNodesDirectory = Constants.getInstance().getLuceneNodesDir(); |
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30 context.setAttribute("documentDirectory", documentsDirectory); |
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31 context.setAttribute("luceneDocumentsDirectory", luceneDocumentsDirectory); |
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32 context.setAttribute("luceneNodesDirectory", luceneNodesDirectory); |
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33 System.out.println(MpiwgMpdlCmsWebServletContextListener.class.getName() + ": contextInitialized (documentsDirectory= \"" + documentsDirectory + "\", set in constants.properties)"); |
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34 System.out.println(MpiwgMpdlCmsWebServletContextListener.class.getName() + ": contextInitialized (luceneDocumentsDirectory= \"" + luceneDocumentsDirectory + "\", set in constants.properties)"); |
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35 System.out.println(MpiwgMpdlCmsWebServletContextListener.class.getName() + ": contextInitialized (luceneNodesDirectory= \"" + luceneNodesDirectory + "\", set in constants.properties)"); |
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36 fragmentTransformer = new FragmentTransformer(); |
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37 context.setAttribute("fragmentTransformer", fragmentTransformer); |
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38 System.out.println(MpiwgMpdlCmsWebServletContextListener.class.getName() + ": contextInitialized (fragmentTransformer)"); |
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39 pageTransformer = new PageTransformer(); |
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40 context.setAttribute("pageTransformer", pageTransformer); |
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41 System.out.println(MpiwgMpdlCmsWebServletContextListener.class.getName() + ": contextInitialized (pageTransformer)"); |
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42 tocTransformer = new TocTransformer(); |
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43 context.setAttribute("tocTransformer", tocTransformer); |
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44 System.out.println(MpiwgMpdlCmsWebServletContextListener.class.getName() + ": contextInitialized (tocTransformer)"); |
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45 xQueryEvaluator = new XQueryEvaluator(); |
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46 context.setAttribute("xQueryEvaluator", xQueryEvaluator); |
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47 System.out.println(MpiwgMpdlCmsWebServletContextListener.class.getName() + ": contextInitialized (xQueryEvaluator)"); |
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48 } catch (Exception e) { |
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49 e.printStackTrace(); |
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50 } |
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51 } |
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52 |
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53 public void contextDestroyed(ServletContextEvent event) { |
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54 try { |
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55 this.context = null; |
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56 LexHandler.getInstance().end(); |
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57 MorphologyCache.getInstance().end(); |
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58 IndexHandler.getInstance().end(); |
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59 CmsChainScheduler scheduler = CmsChainScheduler.getInstance(); |
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60 scheduler.end(); |
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61 Thread.sleep(1000); // with this, also the scheduler worker threads could be closed |
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62 System.out.println(MpiwgMpdlCmsWebServletContextListener.class.getName() + ": contextDestroyed"); |
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63 } catch (Exception e) { |
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64 e.printStackTrace(); |
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65 } |
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66 } |
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67 } |