Java > Open Source Codes > com > knowgate > addrbook > Meeting


1 /*
2   Copyright (C) 2003 Know Gate S.L. All rights reserved.
3                       C/O�a, 107 1�2 28050 Madrid (Spain)
4
5   Redistribution and use in source and binary forms, with or without
6   modification, are permitted provided that the following conditions
7   are met:
8
9   1. Redistributions of source code must retain the above copyright
10      notice, this list of conditions and the following disclaimer.
11
12   2. The end-user documentation included with the redistribution,
13      if any, must include the following acknowledgment:
14      "This product includes software parts from hipergate
15      (http://www.hipergate.org/)."
16      Alternately, this acknowledgment may appear in the software itself,
17      if and wherever such third-party acknowledgments normally appear.
18
19   3. The name hipergate must not be used to endorse or promote products
20      derived from this software without prior written permission.
21      Products derived from this software may not be called hipergate,
22      nor may hipergate appear in their name, without prior written
23      permission.
24
25   This library is distributed in the hope that it will be useful,
26   but WITHOUT ANY WARRANTY; without even the implied warranty of
27   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
28
29   You should have received a copy of hipergate License with this code;
30   if not, visit http://www.hipergate.org or mail to info@hipergate.org
31 */
32
33 package com.knowgate.addrbook;
34
35 import java.util.Date ;
36
37 import java.sql.SQLException ;
38 import java.sql.CallableStatement ;
39 import java.sql.PreparedStatement ;
40 import java.sql.Statement ;
41 import java.sql.ResultSet ;
42 import java.sql.Timestamp ;
43
44 import com.knowgate.debug.DebugFile;
45 import com.knowgate.misc.Gadgets;
46 import com.knowgate.jdc.JDCConnection;
47 import com.knowgate.dataobjs.DB;
48 import com.knowgate.dataobjs.DBBind;
49 import com.knowgate.dataobjs.DBSubset;
50 import com.knowgate.dataobjs.DBPersist;
51
52 /**
53  * <p>Meeting for Fellows</p>
54  * @author Sergio Montoro Ten
55  * @version 3.0
56  */
57
58 public class Meeting extends DBPersist {
59
60   public Meeting() {
61      super(DB.k_meetings, "Meeting");
62   }
63
64   public Meeting(String sMeetingId) {
65      super(DB.k_meetings, "Meeting");
66
67      put(DB.gu_meeting, sMeetingId);
68   }
69
70   public Meeting(JDCConnection oConn, String sMeetingId) throws SQLException {
71      super(DB.k_meetings, "Meeting");
72
73      load(oConn, new Object [] {sMeetingId});
74   }
75
76   // ----------------------------------------------------------
77
78   public Date lastModified() {
79     Date dtLastMod = isNull(DB.dt_modified) ? getDate(DB.dt_created) : getDate(DB.dt_modified);
80     if (null==dtLastMod) dtLastMod = getDate(DB.dt_start);
81     return dtLastMod;
82   }
83
84   // ----------------------------------------------------------
85
86   public boolean delete(JDCConnection oConn) throws SQLException {
87     return Meeting.delete(oConn, getString(DB.gu_meeting));
88   }
89
90   // ----------------------------------------------------------
91
92   /**
93    * <p>Store meeting</p>
94    * gu_meeting is automatically assigned if not set for new meetings<br>
95    * dt_modified is automatically updated for existing meetings<br>
96    * bo_private is set to zero if value for it is not specified
97    * @param oConn JDCConnection
98    * @return boolean
99    * @throws SQLException
100    */
101   public boolean store(JDCConnection oConn) throws SQLException {
102
103     // Si no se especific� un identificador para el encuentro, entonces a�adirlo autom�ticamente
104 if (!AllVals.containsKey(DB.gu_meeting))
105       put(DB.gu_meeting, Gadgets.generateUUID());
106     else
107       replace(DB.dt_modified, new Timestamp (new Date ().getTime()));
108
109     if (!AllVals.containsKey(DB.bo_private))
110       put(DB.bo_private, (short)0);
111
112     return super.store(oConn);
113   } // store
114
115   // ----------------------------------------------------------
116
117   /**
118    * <p>Get Fellows attending to this Meeting</p>
119    * <p>Retrieves Fellows from k_x_meeting_fellow table.</p>
120    * @param oConn Database Connection
121    * @return {@link DBSubset} with 3 columns {gu_fellow,tx_name,tx_surname}
122    * @throws SQLException
123    * @see {@link Fellow}
124    */
125   public DBSubset getFellows(JDCConnection oConn) throws SQLException {
126
127     DBSubset oFellows = new DBSubset(DB.k_fellows + " f," + DB.k_x_meeting_fellow + " x",
128                                      " f." + DB.gu_fellow + ",f." + DB.tx_name + ",f." + DB.tx_surname,
129                                      "f." + DB.gu_fellow + "=x." + DB.gu_fellow + " AND " + DB.gu_meeting + "=?", 4);
130
131     oFellows.load(oConn, new Object [] { getString(DB.gu_meeting) });
132
133     return oFellows;
134
135   } // getFellows
136
137   // ----------------------------------------------------------
138
139   /**
140    * <p>External Enterprise Contacts Attending to this meeting</p>
141    * <p>Retrieves Contacts from k_x_meeting_contact table.</p>
142    * @param oConn Database Connection
143    * @return {@link DBSubset} with 3 columns {gu_contact,tx_name,tx_surname}
144    * @throws SQLException
145    * @see {@link Contact}
146    */
147
148   public DBSubset getContacts(JDCConnection oConn) throws SQLException {
149
150     DBSubset oContacts = new DBSubset(DB.k_contacts + " c," + DB.k_x_meeting_contact + " x",
151                                       " c." + DB.gu_contact + ",c." + DB.tx_name + ",c." + DB.tx_surname,
152                                       "c." + DB.gu_contact + "=x." + DB.gu_contact + " AND x." + DB.gu_meeting + "=?", 4);
153
154     oContacts.load(oConn, new Object [] { getString(DB.gu_meeting) });
155
156     return oContacts;
157
158   } // getContacts
159
160   // ----------------------------------------------------------
161
162   /**
163    * <p>Get Rooms and other Resources reserved for thsi meeting<.</p>
164    * <p>Retrieves Rooms from k_x_meeting_room table.</p>
165    * @param oConn Database Connection
166    * @return {@link DBSubset} with 5 columns {nm_room,tp_room,tx_company,tx_location,tx_comments}
167    * @throws SQLException
168    */
169
170   public DBSubset getRooms(JDCConnection oConn) throws SQLException {
171
172     DBSubset oRooms = new DBSubset(DB.k_rooms + " r," + DB.k_x_meeting_room + " x",
173                                    " r." + DB.nm_room + ",r." + DB.tp_room + ",r." + DB.tx_company + ",r." + DB.tx_location + ",r." + DB.tx_comments,
174                                    "r."+ DB.nm_room + "=x." + DB.nm_room + " AND x." + DB.gu_meeting + "=?", 1);
175
176     oRooms.load(oConn, new Object [] { getString(DB.gu_meeting) });
177
178     return oRooms;
179   } // getRooms
180
181   // ----------------------------------------------------------
182
183   /**
184    * @return Meeting starting hour
185    */
186
187   public String getHour() {
188     return String.valueOf(getDate(DB.dt_start).getHours());
189   } // getHour
190
191   // ----------------------------------------------------------
192
193   /**
194    * @return Meeting starting minute
195    */
196   public String getMinute() {
197
198     String sMins = String.valueOf(getDate(DB.dt_start).getMinutes());
199     return sMins.length()==1 ? "0" + sMins : sMins;
200   } // getMinute
201
202   // ----------------------------------------------------------
203
204   /**
205    * @return Meeting ending hour
206    */
207   public String getHourEnd() {
208     return String.valueOf(getDate(DB.dt_end).getHours());
209   } // getHourEnd
210
211   // ----------------------------------------------------------
212
213   /**
214    * @return Meeting ending minute
215    */
216
217   public String getMinuteEnd() {
218
219     String sMins = String.valueOf(getDate(DB.dt_end).getMinutes());
220
221     return sMins.length()==1 ? "0" + sMins : sMins;
222   } // getMinuteEnd
223
224   // ----------------------------------------------------------
225
226   /**
227    * <p>Remove all attendants to Meeting</p>
228    * <p>Delete registers from k_x_meeting_fellow and k_x_meeting_contact tables</p>
229    * @param oConn Database Connection
230    * @throws SQLException
231    */
232
233   public void clearAttendants(JDCConnection oConn) throws SQLException {
234     Statement oStmt = oConn.createStatement();
235     oStmt.executeUpdate("DELETE FROM " + DB.k_x_meeting_fellow + " WHERE " + DB.gu_meeting + "='" + getString(DB.gu_meeting) + "'");
236     oStmt.executeUpdate("DELETE FROM " + DB.k_x_meeting_contact + " WHERE " + DB.gu_meeting + "='" + getString(DB.gu_meeting) + "'");
237     oStmt.executeUpdate("UPDATE " + DB.k_meetings + " SET " + DB.dt_modified + "=" + DBBind.Functions.GETDATE);
238     oStmt.close();
239
240   } // clearAttendants
241
242   // ----------------------------------------------------------
243
244   /**
245    * <p>Remove all Rooms and other booked Resources for Meeting</p>
246    * Delete registers from k_x_meeting_room
247    * @param oConn Database Connection
248    * @throws SQLException
249    */
250
251   public void clearRooms(JDCConnection oConn) throws SQLException {
252     Statement oStmt = oConn.createStatement();
253     oStmt.executeUpdate("DELETE FROM " + DB.k_x_meeting_room + " WHERE " + DB.gu_meeting + "='" + getString(DB.gu_meeting) + "'");
254     oStmt.executeUpdate("UPDATE " + DB.k_meetings + " SET " + DB.dt_modified + "=" + DBBind.Functions.GETDATE);
255     oStmt.close();
256   } // clearRooms
257
258   // ----------------------------------------------------------
259
260   /**
261    * <p>Assign a Room or Resource to a Meeting</p>
262    * <p>If Room was already assigned, booking dates (dt_start and dt_end at k_x_meeting_room)
263    * are updated and no error is raised.</p>
264    * @param oConn Database Connection
265    * @param sRoomNm Room Name
266    * @throws SQLException
267    */
268
269   public void setRoom(JDCConnection oConn, String sRoomNm) throws SQLException {
270     boolean bBooked;
271     PreparedStatement oStmt;
272     Statement oExec;
273     ResultSet oRSet;
274     String sSQL;
275
276     if (DebugFile.trace) {
277       DebugFile.writeln("Begin Meeting.setRoom([Connection], " + sRoomNm + ")");
278       DebugFile.incIdent();
279     }
280
281     oStmt = oConn.prepareStatement("SELECT NULL FROM " + DB.k_x_meeting_room + " WHERE " + DB.gu_meeting + "=? AND " + DB.nm_room + "=?", ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);
282     oStmt.setString(1,getString(DB.gu_meeting));
283     oStmt.setString(2,sRoomNm);
284     oRSet = oStmt.executeQuery();
285     bBooked = oRSet.next();
286     oRSet.close();
287     oStmt.close();
288
289     if (bBooked) {
290       sSQL = "UPDATE " + DB.k_x_meeting_room + " SET " + DB.dt_start + "=" + DBBind.escape(getDate(DB.dt_start), "ts") + "," + DB.dt_end + "=" + DBBind.escape(getDate(DB.dt_end), "ts") + " WHERE " + DB.gu_meeting + "='" + getString(DB.gu_meeting) + "' AND " + DB.nm_room + "='" + sRoomNm + "'";
291       oExec = oConn.createStatement();
292       if (DebugFile.trace) DebugFile.writeln("Statement.execute(" + sSQL + ")");
293       oExec.execute(sSQL);
294       oExec.close();
295     }
296     else {
297       sSQL = "INSERT INTO " + DB.k_x_meeting_room + "(" + DB.gu_meeting + "," + DB.nm_room + "," + DB.dt_start + "," + DB.dt_end + ") VALUES ('" + getString(DB.gu_meeting) + "','" + sRoomNm + "'," + DBBind.escape(getDate(DB.dt_start), "ts") + "," + DBBind.escape(getDate(DB.dt_end), "ts") + ")";
298       oExec = oConn.createStatement();
299       if (DebugFile.trace) DebugFile.writeln("Statement.execute(" + sSQL + ")");
300       oExec.execute(sSQL);
301       oExec.close();
302     }
303
304     Statement oUpdt = oConn.createStatement();
305     oUpdt.executeUpdate("UPDATE " + DB.k_meetings + " SET " + DB.dt_modified + "=" + DBBind.Functions.GETDATE);
306     oUpdt.close();
307
308     if (DebugFile.trace) {
309       DebugFile.decIdent();
310       DebugFile.writeln("End Meeting.setRoom()");
311     }
312   } // setRoom
313
314   // ----------------------------------------------------------
315
316   /**
317    * <p>Assign Attendant to Meeting</p>
318    * <p>Attendants may be Fellows or Contacts</p>
319    * <p>If Attendant was already assigned, meeting dates are updated and no error is raised.</p>
320    * @param oConn Database Connection
321    * @param sAttendantId {@link Fellow} or {@link Contact} Unique Identifier
322    * @throws SQLException
323    */
324
325   public void setAttendant(JDCConnection oConn, String sAttendantId) throws SQLException {
326     boolean bAttends;
327     boolean bExists;
328     PreparedStatement oStmt;
329     Statement oExec;
330     ResultSet oRSet;
331     String sSQL;
332
333     if (DebugFile.trace) {
334       DebugFile.writeln("Begin Meeting.setAttendant([Connection], " + sAttendantId + ")");
335       DebugFile.incIdent();
336     }
337
338     oStmt = oConn.prepareStatement("SELECT NULL FROM " + DB.k_x_meeting_fellow + " WHERE " + DB.gu_meeting + "=? AND " + DB.gu_fellow + "=?", ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);
339     oStmt.setString(1,getString(DB.gu_meeting));
340     oStmt.setString(2,sAttendantId);
341     oRSet = oStmt.executeQuery();
342     bAttends = oRSet.next();
343     oRSet.close();
344     oStmt.close();
345
346     if (bAttends) {
347       sSQL = "UPDATE " + DB.k_x_meeting_fellow + " SET " + DB.dt_start + "=" + DBBind.escape(getTimestamp(DB.dt_start), "ts") + "," + DB.dt_end + "=" + DBBind.escape(getTimestamp(DB.dt_end), "ts") + " WHERE " + DB.gu_meeting + "='" + getString(DB.gu_meeting) + "' AND " + DB.gu_fellow + "='" + sAttendantId + "'";
348       oExec = oConn.createStatement();
349
350       if (DebugFile.trace) DebugFile.writeln("Statement.execute(" + sSQL + ")");
351       oExec.execute(sSQL);
352       oExec.close();
353     }
354     else {
355       sSQL = "SELECT NULL FROM " + DB.k_x_meeting_contact + " WHERE " + DB.gu_meeting + "=? AND " + DB.gu_contact + "=?";
356       if (DebugFile.trace) DebugFile.writeln("Connection.prepareStatement( " + sSQL + ")");
357       oStmt = oConn.prepareStatement(sSQL, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);
358       oStmt.setString(1,getString(DB.gu_meeting));
359       oStmt.setString(2,sAttendantId);
360       oRSet = oStmt.executeQuery();
361       bAttends = oRSet.next();
362       oRSet.close();
363       oStmt.close();
364
365       if (bAttends) {
366         sSQL = "UPDATE " + DB.k_x_meeting_contact + " SET " + DB.dt_start + "=" + DBBind.escape(getTimestamp(DB.dt_start), "ts") + "," + DB.dt_end + "=" + DBBind.escape(getTimestamp(DB.dt_end), "ts") + " WHERE " + DB.gu_meeting + "='" + getString(DB.gu_meeting) + "' AND " + DB.gu_contact + "='" + sAttendantId + "'";
367         oExec = oConn.createStatement();
368         if (DebugFile.trace) DebugFile.writeln("Statement.execute(" + sSQL + ")");
369         oExec.execute(sSQL);
370         oExec.close();
371       }
372       else {
373         sSQL = "SELECT NULL FROM " + DB.k_fellows + " WHERE " + DB.gu_fellow + "=?";
374         if (DebugFile.trace) DebugFile.writeln("Connection.prepareStatement( " + sSQL + ")");
375         oStmt = oConn.prepareStatement(sSQL, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);
376         oStmt.setString(1,sAttendantId);
377         oRSet = oStmt.executeQuery();
378         bExists = oRSet.next();
379         oRSet.close();
380         oStmt.close();
381
382         if (bExists) {
383           sSQL = "INSERT INTO " + DB.k_x_meeting_fellow + "(" + DB.gu_meeting + "," + DB.gu_fellow + "," + DB.dt_start + "," + DB.dt_end + ") VALUES ('" + getString(DB.gu_meeting) + "','" + sAttendantId + "'," + DBBind.escape(getTimestamp(DB.dt_start), "ts") + "," + DBBind.escape(getTimestamp(DB.dt_end), "ts") + ")";
384           oExec = oConn.createStatement();
385           if (DebugFile.trace) DebugFile.writeln("Statement.execute(" + sSQL + ")");
386           oExec.execute(sSQL);
387           oExec.close();
388         }
389         else {
390           sSQL = "SELECT NULL FROM " + DB.k_contacts + " WHERE " + DB.gu_contact + "=?";
391           if (DebugFile.trace) DebugFile.writeln("Connection.prepareStatement( " + sSQL + ")");
392           oStmt = oConn.prepareStatement(sSQL, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY);
393           oStmt.setString(1,sAttendantId);
394           oRSet = oStmt.executeQuery();
395           bExists = oRSet.next();
396           oRSet.close();
397           oStmt.close();
398
399           if (bExists) {
400             sSQL = "INSERT INTO " + DB.k_x_meeting_contact + "(" + DB.gu_meeting + "," + DB.gu_contact + "," + DB.dt_start + "," + DB.dt_end + ") VALUES ('" + getString(DB.gu_meeting) + "','" + sAttendantId + "'," + DBBind.escape(getTimestamp(DB.dt_start), "ts") + "," + DBBind.escape(getTimestamp(DB.dt_end), "ts") + ")";
401             oExec = oConn.createStatement();
402             if (DebugFile.trace) DebugFile.writeln("Statement.execute(" + sSQL + ")");
403             oExec.execute(sSQL);
404             oExec.close();
405           }
406         }
407       }
408     } // fi (bAttends)
409
410     Statement oUpdt = oConn.createStatement();
411     oUpdt.executeUpdate("UPDATE " + DB.k_meetings + " SET " + DB.dt_modified + "=" + DBBind.Functions.GETDATE);
412     oUpdt.close();
413
414     if (DebugFile.trace) {
415       DebugFile.decIdent();
416       DebugFile.writeln("End Meeting.setAttendant()");
417     }
418   } // setAttendant
419
420   /**
421    * Make copies of this meeting
422    * @param oConn JDCConnection
423    * @param nDaysGap int Frecuency in days. One means that the meeting is repeated
424    * daily for the number of specified times. Seven means that the meeting is repeated weekly.
425    * Twenty eight is approximately once per month (every 4 weeks).
426    * @param nTimes int Number of times to repeat the meeting
427    * @throws SQLException
428    * @throws IllegalArgumentException if nDaysGap<=0 or nTimes<0
429    */
430   public void repeat (JDCConnection oConn, int nDaysGap, int nTimes, boolean bSkipHolidays)
431     throws SQLException ,IllegalArgumentException {
432     if (DebugFile.trace) {
433       DebugFile.writeln("Begin Meeting.repeat([Connection], " + String.valueOf(nDaysGap) + "," + String.valueOf(nTimes) + ")");
434       DebugFile.incIdent();
435     }
436     if (nDaysGap<=0) throw new IllegalArgumentException ("Meeting.repeat() days gap must be an integer greater than zero");
437     if (nTimes<0) throw new IllegalArgumentException ("Meeting.repeat() days gap must be an integer greater than or equal to zero");
438     final long lDaysGap = ((long) nDaysGap)*86400000l;
439     Date dtStart, dtEnd;
440     Meeting oClone = new Meeting();
441     oClone.clone(this);
442     DBSubset oConts = getContacts(oConn);
443     DBSubset oFells = getFellows(oConn);
444     DBSubset oRooms = getRooms(oConn);
445     long lStart = getDate(DB.dt_start).getTime()+lDaysGap;
446     long lEnd = getDate(DB.dt_end).getTime()+lDaysGap;
447     for (int t=0; t<nTimes; t++) {
448       dtStart = new Date (lStart);
449       dtEnd = new Date (lEnd);
450       oClone.replace(DB.gu_meeting, Gadgets.generateUUID());
451       oClone.replace(DB.dt_start, dtStart);
452       oClone.replace(DB.dt_end, dtEnd);
453       // Skip Saturday and Sunday
454 if (!bSkipHolidays || (dtStart.getDay()!=0 && dtStart.getDay()!=6)) {
455         oClone.store(oConn);
456         for (int c=0; c<oConts.getRowCount(); c++)
457           oClone.setAttendant(oConn, oConts.getString(0,c));
458         for (int f=0; f<oFells.getRowCount(); f++)
459           oClone.setAttendant(oConn, oFells.getString(0,f));
460         for (int r=0; r<oRooms.getRowCount(); r++)
461          oClone.setRoom(oConn, oRooms.getString(0,r));
462       } // fi (!bSkipHolidays || (getDay()!=0 && getDay()!=6))
463 lStart += lDaysGap;
464       lEnd += lDaysGap;
465     } // next
466 if (DebugFile.trace) {
467       DebugFile.decIdent();
468       DebugFile.writeln("End Meeting.repeat()");
469     }
470   } // repeat
471
472   // **********************************************************
473 // Static Methods
474
475   /**
476    * <p>Delete Meeting</p>
477    * Calls k_sp_del_meeting stored procedure
478    * @param oConn Database Connection
479    * @param sMeetingGUID Meeting Unique Identifier
480    * @throws SQLException
481    */
482
483   public static boolean delete(JDCConnection oConn, String sMeetingGUID) throws SQLException {
484     boolean bRetVal;
485
486     CallableStatement oCall = oConn.prepareCall("{call k_sp_del_meeting ('" + sMeetingGUID + "')}");
487     bRetVal = oCall.execute();
488     oCall.close();
489
490     return bRetVal;
491   } // delete
492
493   // **********************************************************
494 // Public Constants
495
496   public static final short ClassId = 21;
497 }
498

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