source/mircoders/servlet/ServletModuleBreaking.java

   1 package mircoders.servlet;
   2
   3 import java.io.*;
   4 import java.net.*;
   5 import javax.servlet.http.*;
   6 import javax.servlet.*;
   7 import freemarker.template.*;
   8 import mir.servlet.*;
   9 import mir.misc.*;
  10 import mir.entity.*;
  11 import mir.storage.*;
  12 import mir.module.*;
  13 import mircoders.module.*;
  14 import mircoders.storage.*;
  15
  16 /*
  17  *  ServletModuleBreaking -
  18  *  Authentified Navigation for Breaking News
  19  *
  20  *
  21  */
  22
  23 public class ServletModuleBreaking extends ServletModule
  24 {
  25
  26         // Singelton / Kontruktor
  27
  28         private static ServletModuleBreaking instance = new ServletModuleBreaking();
  29         public static ServletModule getInstance() { return instance; }
  30
  31         private ServletModuleBreaking() {
  32
  33                 theLog = Logfile.getInstance(MirConfig.getProp("Home") + MirConfig.getProp("ServletModule.Breaking.Logfile"));
  34                 templateListString = MirConfig.getProp("ServletModule.Breaking.ListTemplate");
  35                 templateObjektString = MirConfig.getProp("ServletModule.Breaking.ObjektTemplate");
  36                 templateConfirmString = MirConfig.getProp("ServletModule.Breaking.ConfirmTemplate");
  37                 try {
  38       DatabaseBreaking dbb = DatabaseBreaking.getInstance();
  39                         mainModule = new ModuleBreaking(dbb);
  40                 }
  41                 catch (StorageObjectException e) {
  42                         theLog.printDebugInfo("ServletModuleBreaking konnte nicht initialisiert werden");
  43                 }
  44         }
  45
  46         public void list(HttpServletRequest req, HttpServletResponse res)
  47                 throws ServletModuleException
  48         {
  49     theLog.printDebugInfo("-- breaking: list");
  50                 // fetch and deliver
  51                 try {
  52                         SimpleHash mergeData = new SimpleHash();
  53                         String offset = req.getParameter("offset");
  54                         if (offset==null || offset.equals("")) offset="0";
  55                         mergeData.put("offset",offset);
  56                         EntityList theList = mainModule.getByWhereClause(null, "webdb_create desc", (new Integer(offset)).intValue());
  57                         mergeData.put("contentlist",theList);
  58                         if(theList.getOrder()!=null) {
  59                                 mergeData.put("order", theList.getOrder());
  60                                 mergeData.put("order_encoded", URLEncoder.encode(theList.getOrder()));
  61                         }
  62                         mergeData.put("count", (new Integer(theList.getCount())).toString());
  63                         mergeData.put("from", (new Integer(theList.getFrom())).toString());
  64                         mergeData.put("to", (new Integer(theList.getTo())).toString());
  65                         if (theList.hasNextBatch())
  66                                 mergeData.put("next", (new Integer(theList.getNextBatch())).toString());
  67                         if (theList.hasPrevBatch())
  68                                 mergeData.put("prev", (new Integer(theList.getPrevBatch())).toString());
  69
  70                         // raus damit
  71                         HTMLTemplateProcessor.process(res,getLanguage(req)+"/"+templateListString, mergeData, res.getWriter());
  72                 }
  73                 catch (ModuleException e) {throw new ServletModuleException(e.toString());}
  74                 catch (IOException e) {throw new ServletModuleException(e.toString());}
  75                 catch (Exception e) {throw new ServletModuleException(e.toString());}
  76         }
  77 }