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Java > Open Source Codes > de > webman > documenttype > eventhandler > DTShowListHandler


1 package de.webman.documenttype.eventhandler;
2
3 import com.teamkonzept.web.*;
4 import com.teamkonzept.webman.*;
5 import com.teamkonzept.webman.db.TKWebmanDBManager;
6 import com.teamkonzept.webman.mainint.*;
7 import com.teamkonzept.webman.mainint.db.*;
8
9
10 import com.teamkonzept.webman.mainint.db.queries.*;
11 import com.teamkonzept.webman.mainint.events.*;
12 import com.teamkonzept.lib.*;
13 import com.teamkonzept.field.*;
14 import com.teamkonzept.field.db.*;
15 import com.teamkonzept.db.*;
16 import com.teamkonzept.publishing.markups.*;
17
18 import java.sql.*;
19 import java.io.*;
20
21 /************************************************************************
22 /**
23 * doPRPresList
24 *
25 * Aufbauen der Liste der Presentationen im linken frame
26 *
27 */
28 public class DTShowListHandler extends DefaultEventHandler implements ParameterTypes, FrameConstants, DatabaseDefaults
29 {
30     private DTShowListHandler()
31     {}
32     
33     private static DTShowListHandler instance = new DTShowListHandler();
34     
35     public static DTShowListHandler getInstance()
36     {
37         return instance;
38     }
39     
40     public void handleEvent(TKEvent evt) throws TKException
41     {
42         try
43         {
44             // WebManEvent.checkEvent(evt, ContextConstants.PRESENTATIONS);
45 TKHTMLTemplate t = evt.getPrepHTMLTemplate( "pr_presList.tmpl" );
46             String JavaDoc dest = evt.getNotNullParameter( PARAMETER, "DESTINATION" );
47
48             TKQuery q = TKDBManager.newQuery(TKDBPresentationGet.class);
49             q.execute();
50             ResultSet rs = q.fetchResultSet();
51
52             TKDestinationIterator iterator;
53             if( !dest.equals( "" ) ) {
54                 iterator = new TKDestinationIterator( rs, t.getListIterator(), "PR_PRES_LIST", Integer.parseInt( dest ), "PRESENTATION_ID" );
55             }
56             else {
57                 t.set( "IS_TOP", "1" );
58                 iterator = new TKDestinationIterator( rs, t.getListIterator(), "PR_PRES_LIST" );
59             }
60             t.setListIterator( iterator );
61
62             t.set( "RTARGET", RIGHT_TARGET );
63             WebManEvent.fillEventsIntoTemplate(evt.getRemoteUser(), t, PRESENTATIONS );
64             evt.finishTemplate(t);
65         }
66         catch (Throwable JavaDoc e)
67         {
68             // TO DO : Analyze Exception !
69 throw WebmanExceptionHandler.getException(e);
70         }
71     }
72     
73     public boolean isHandler(TKEvent evt)
74     {
75         return evt.getName().equalsIgnoreCase("PR_SHOWLIST") ;
76     }
77 }
78
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