Source Code Cross Referenced for WatchDAOImplJDBC.java in  » Forum » mvnforum-1.1 » com » mvnforum » db » jdbc » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Forum » mvnforum 1.1 » com.mvnforum.db.jdbc 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * $Header: /cvsroot/mvnforum/mvnforum/src/com/mvnforum/db/jdbc/WatchDAOImplJDBC.java,v 1.20 2007/10/09 11:09:21 lexuanttkhtn Exp $
003:         * $Author: lexuanttkhtn $
004:         * $Revision: 1.20 $
005:         * $Date: 2007/10/09 11:09:21 $
006:         *
007:         * ====================================================================
008:         *
009:         * Copyright (C) 2002-2007 by MyVietnam.net
010:         *
011:         * All copyright notices regarding mvnForum MUST remain
012:         * intact in the scripts and in the outputted HTML.
013:         * The "powered by" text/logo with a link back to
014:         * http://www.mvnForum.com and http://www.MyVietnam.net in
015:         * the footer of the pages MUST remain visible when the pages
016:         * are viewed on the internet or intranet.
017:         *
018:         * This program is free software; you can redistribute it and/or modify
019:         * it under the terms of the GNU General Public License as published by
020:         * the Free Software Foundation; either version 2 of the License, or
021:         * any later version.
022:         *
023:         * This program is distributed in the hope that it will be useful,
024:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
025:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
026:         * GNU General Public License for more details.
027:         *
028:         * You should have received a copy of the GNU General Public License
029:         * along with this program; if not, write to the Free Software
030:         * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
031:         *
032:         * Support can be obtained from support forums at:
033:         * http://www.mvnForum.com/mvnforum/index
034:         *
035:         * Correspondence and Marketing Questions can be sent to:
036:         * info at MyVietnam net
037:         *
038:         * @author: Minh Nguyen
039:         * @author: Mai  Nguyen
040:         */
041:        package com.mvnforum.db.jdbc;
042:
043:        import java.sql.*;
044:        import java.util.ArrayList;
045:        import java.util.Collection;
046:
047:        import org.apache.commons.logging.Log;
048:        import org.apache.commons.logging.LogFactory;
049:        import com.mvnforum.MVNForumConstant;
050:        import com.mvnforum.db.*;
051:        import net.myvietnam.mvncore.db.DBUtils;
052:        import net.myvietnam.mvncore.exception.*;
053:        import net.myvietnam.mvncore.util.AssertionUtil;
054:
055:        public class WatchDAOImplJDBC implements  WatchDAO {
056:
057:            private static Log log = LogFactory.getLog(WatchDAOImplJDBC.class);
058:
059:            // this variable will support caching if cache for this class is needed
060:            private static boolean m_dirty = true;
061:
062:            public WatchDAOImplJDBC() {
063:            }
064:
065:            protected static boolean isDirty() {
066:                return m_dirty;
067:            }
068:
069:            protected static void setDirty(boolean dirty) {
070:                m_dirty = dirty;
071:            }
072:
073:            public void findByPrimaryKey(int watchID)
074:                    throws ObjectNotFoundException, DatabaseException {
075:
076:                Connection connection = null;
077:                PreparedStatement statement = null;
078:                ResultSet resultSet = null;
079:                StringBuffer sql = new StringBuffer(512);
080:                sql.append("SELECT WatchID");
081:                sql.append(" FROM " + TABLE_NAME);
082:                sql.append(" WHERE WatchID = ?");
083:                try {
084:                    connection = DBUtils.getConnection();
085:                    statement = connection.prepareStatement(sql.toString());
086:                    statement.setInt(1, watchID);
087:                    resultSet = statement.executeQuery();
088:                    if (!resultSet.next()) {
089:                        throw new ObjectNotFoundException(
090:                                "Cannot find the primary key (" + watchID
091:                                        + ") in table 'Watch'.");
092:                    }
093:                } catch (SQLException sqle) {
094:                    log.error("Sql Execution Error!", sqle);
095:                    throw new DatabaseException(
096:                            "Error executing SQL in WatchDAOImplJDBC.findByPrimaryKey.");
097:                } finally {
098:                    DBUtils.closeResultSet(resultSet);
099:                    DBUtils.closeStatement(statement);
100:                    DBUtils.closeConnection(connection);
101:                }
102:            }
103:
104:            public void findByAlternateKey_MemberID_CategoryID_ForumID_ThreadID(
105:                    int memberID, int categoryID, int forumID, int threadID)
106:                    throws ObjectNotFoundException, DatabaseException {
107:
108:                Connection connection = null;
109:                PreparedStatement statement = null;
110:                ResultSet resultSet = null;
111:                StringBuffer sql = new StringBuffer(512);
112:                sql.append("SELECT MemberID, CategoryID, ForumID, ThreadID");
113:                sql.append(" FROM " + TABLE_NAME);
114:                sql
115:                        .append(" WHERE MemberID = ? AND CategoryID = ? AND ForumID = ? AND ThreadID = ?");
116:                try {
117:                    connection = DBUtils.getConnection();
118:                    statement = connection.prepareStatement(sql.toString());
119:                    statement.setInt(1, memberID);
120:                    statement.setInt(2, categoryID);
121:                    statement.setInt(3, forumID);
122:                    statement.setInt(4, threadID);
123:                    resultSet = statement.executeQuery();
124:                    if (!resultSet.next()) {
125:                        throw new ObjectNotFoundException(
126:                                "Cannot find the alternate key [MemberID, CategoryID, ForumID, ThreadID] ("
127:                                        + memberID + ", " + categoryID + ", "
128:                                        + forumID + ", " + threadID
129:                                        + ") in table 'Watch'.");
130:                    }
131:                } catch (SQLException sqle) {
132:                    log.error("Sql Execution Error!", sqle);
133:                    throw new DatabaseException(
134:                            "Error executing SQL in WatchDAOImplJDBC.findByAlternateKey_MemberID_CategoryID_ForumID_ThreadID.");
135:                } finally {
136:                    DBUtils.closeResultSet(resultSet);
137:                    DBUtils.closeStatement(statement);
138:                    DBUtils.closeConnection(connection);
139:                }
140:            }
141:
142:            /*
143:             * Included columns: MemberID, CategoryID, ForumID, ThreadID, WatchType,
144:             *                   WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate, WatchEndDate
145:             * Excluded columns: WatchID
146:             */
147:            public void create(int memberID, int categoryID, int forumID,
148:                    int threadID, int watchType, int watchOption,
149:                    int watchStatus, Timestamp watchCreationDate,
150:                    Timestamp watchLastSentDate, Timestamp watchEndDate)
151:                    throws IllegalArgumentException, CreateException,
152:                    DatabaseException, DuplicateKeyException,
153:                    ForeignKeyNotFoundException {
154:
155:                if ((memberID == 0)
156:                        || (memberID == MVNForumConstant.MEMBER_ID_OF_GUEST)) {
157:                    throw new IllegalArgumentException(
158:                            "Cannot add a new watch for Guest (id = "
159:                                    + memberID + ")");
160:                }
161:                int notZeroCount = 0;
162:                if (categoryID != 0) {
163:                    notZeroCount++;
164:                }
165:                if (forumID != 0) {
166:                    notZeroCount++;
167:                }
168:                if (threadID != 0) {
169:                    notZeroCount++;
170:                }
171:                if (notZeroCount > 1) {
172:                    throw new IllegalArgumentException(
173:                            "Cannot add watch with more than 1 element.");
174:                }
175:
176:                // @todo: Comment this try-catch block if the needed columns dont have attribute 'include'
177:                // If this is the case, then it is highly recommended that you regenerate this method with the attribute 'include' turned on
178:                try {
179:                    //Check if alternate key already exists
180:                    findByAlternateKey_MemberID_CategoryID_ForumID_ThreadID(
181:                            memberID, categoryID, forumID, threadID);
182:                    //If so, then we have to throw an exception
183:                    throw new DuplicateKeyException(
184:                            "Alternate key already exists. Cannot create new Watch with the same [MemberID, CategoryID, ForumID, ThreadID] ("
185:                                    + memberID
186:                                    + ", "
187:                                    + categoryID
188:                                    + ", "
189:                                    + forumID + ", " + threadID + ").");
190:                } catch (ObjectNotFoundException e) {
191:                    //Otherwise we can go ahead
192:                }
193:
194:                try {
195:                    // @todo: modify the parameter list as needed
196:                    // You may have to regenerate this method if the needed columns dont have attribute 'include'
197:                    DAOFactory.getMemberDAO().findByPrimaryKey(memberID);
198:                } catch (ObjectNotFoundException e) {
199:                    throw new ForeignKeyNotFoundException(
200:                            "Foreign key refers to table 'Member' does not exist. Cannot create new Watch.");
201:                }
202:
203:                try {
204:                    // @todo: modify the parameter list as needed
205:                    // You may have to regenerate this method if the needed columns dont have attribute 'include'
206:                    if (categoryID != 0) {
207:                        DAOFactory.getCategoryDAO()
208:                                .findByPrimaryKey(categoryID);
209:                    }
210:                } catch (ObjectNotFoundException e) {
211:                    throw new ForeignKeyNotFoundException(
212:                            "Foreign key refers to table 'Category' does not exist. Cannot create new Watch.");
213:                }
214:
215:                try {
216:                    // @todo: modify the parameter list as needed
217:                    // You may have to regenerate this method if the needed columns dont have attribute 'include'
218:                    if (forumID != 0) {
219:                        DAOFactory.getForumDAO().findByPrimaryKey(forumID);
220:                    }
221:                } catch (ObjectNotFoundException e) {
222:                    throw new ForeignKeyNotFoundException(
223:                            "Foreign key refers to table 'Forum' does not exist. Cannot create new Watch.");
224:                }
225:
226:                try {
227:                    // @todo: modify the parameter list as needed
228:                    // You may have to regenerate this method if the needed columns dont have attribute 'include'
229:                    if (threadID != 0) {
230:                        DAOFactory.getThreadDAO().findByPrimaryKey(threadID);
231:                    }
232:                } catch (ObjectNotFoundException e) {
233:                    throw new ForeignKeyNotFoundException(
234:                            "Foreign key refers to table 'Thread' does not exist. Cannot create new Watch.");
235:                }
236:
237:                Connection connection = null;
238:                PreparedStatement statement = null;
239:                StringBuffer sql = new StringBuffer(512);
240:                sql
241:                        .append("INSERT INTO "
242:                                + TABLE_NAME
243:                                + " (MemberID, CategoryID, ForumID, ThreadID, WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate, WatchEndDate)");
244:                sql.append(" VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
245:                try {
246:                    connection = DBUtils.getConnection();
247:                    statement = connection.prepareStatement(sql.toString());
248:
249:                    statement.setInt(1, memberID);
250:                    statement.setInt(2, categoryID);
251:                    statement.setInt(3, forumID);
252:                    statement.setInt(4, threadID);
253:                    statement.setInt(5, watchType);
254:                    statement.setInt(6, watchOption);
255:                    statement.setInt(7, watchStatus);
256:                    statement.setTimestamp(8, watchCreationDate);
257:                    statement.setTimestamp(9, watchLastSentDate);
258:                    statement.setTimestamp(10, watchEndDate);
259:
260:                    if (statement.executeUpdate() != 1) {
261:                        throw new CreateException(
262:                                "Error adding a row into table 'Watch'.");
263:                    }
264:                    m_dirty = true;
265:                } catch (SQLException sqle) {
266:                    log.error("Sql Execution Error!", sqle);
267:                    throw new DatabaseException(
268:                            "Error executing SQL in WatchDAOImplJDBC.create.");
269:                } finally {
270:                    DBUtils.closeStatement(statement);
271:                    DBUtils.closeConnection(connection);
272:                }
273:            }
274:
275:            public void delete(int watchID) throws DatabaseException,
276:                    ObjectNotFoundException {
277:
278:                Connection connection = null;
279:                PreparedStatement statement = null;
280:                StringBuffer sql = new StringBuffer(512);
281:                sql.append("DELETE FROM " + TABLE_NAME);
282:                sql.append(" WHERE WatchID = ?");
283:
284:                try {
285:                    connection = DBUtils.getConnection();
286:                    statement = connection.prepareStatement(sql.toString());
287:                    statement.setInt(1, watchID);
288:                    if (statement.executeUpdate() != 1) {
289:                        throw new ObjectNotFoundException(
290:                                "Cannot delete a row in table Watch where primary key = ("
291:                                        + watchID + ").");
292:                    }
293:                    m_dirty = true;
294:                } catch (SQLException sqle) {
295:                    log.error("Sql Execution Error!", sqle);
296:                    throw new DatabaseException(
297:                            "Error executing SQL in WatchDAOImplJDBC.delete.");
298:                } finally {
299:                    DBUtils.closeStatement(statement);
300:                    DBUtils.closeConnection(connection);
301:                }
302:            }
303:
304:            public void delete_inMember(int memberID) throws DatabaseException {
305:
306:                Connection connection = null;
307:                PreparedStatement statement = null;
308:                StringBuffer sql = new StringBuffer(512);
309:                sql.append("DELETE FROM " + TABLE_NAME);
310:                sql.append(" WHERE MemberID = ?");
311:
312:                try {
313:                    connection = DBUtils.getConnection();
314:                    statement = connection.prepareStatement(sql.toString());
315:                    statement.setInt(1, memberID);
316:                    statement.executeUpdate();
317:                    m_dirty = true;
318:                } catch (SQLException sqle) {
319:                    log.error("Sql Execution Error!", sqle);
320:                    throw new DatabaseException(
321:                            "Error executing SQL in WatchDAOImplJDBC.delete_inMember.");
322:                } finally {
323:                    DBUtils.closeStatement(statement);
324:                    DBUtils.closeConnection(connection);
325:                }
326:            }
327:
328:            public void delete_inCategory(int categoryID)
329:                    throws DatabaseException {
330:
331:                Connection connection = null;
332:                PreparedStatement statement = null;
333:                StringBuffer sql = new StringBuffer(512);
334:                sql.append("DELETE FROM " + TABLE_NAME);
335:                sql.append(" WHERE CategoryID = ?");
336:
337:                try {
338:                    connection = DBUtils.getConnection();
339:                    statement = connection.prepareStatement(sql.toString());
340:                    statement.setInt(1, categoryID);
341:                    statement.executeUpdate();
342:                    m_dirty = true;
343:                } catch (SQLException sqle) {
344:                    log.error("Sql Execution Error!", sqle);
345:                    throw new DatabaseException(
346:                            "Error executing SQL in WatchDAOImplJDBC.delete_inCategory.");
347:                } finally {
348:                    DBUtils.closeStatement(statement);
349:                    DBUtils.closeConnection(connection);
350:                }
351:            }
352:
353:            public void delete_inForum(int forumID) throws DatabaseException {
354:
355:                Connection connection = null;
356:                PreparedStatement statement = null;
357:                StringBuffer sql = new StringBuffer(512);
358:                sql.append("DELETE FROM " + TABLE_NAME);
359:                sql.append(" WHERE ForumID = ?");
360:
361:                try {
362:                    connection = DBUtils.getConnection();
363:                    statement = connection.prepareStatement(sql.toString());
364:                    statement.setInt(1, forumID);
365:                    statement.executeUpdate();
366:                    m_dirty = true;
367:                } catch (SQLException sqle) {
368:                    log.error("Sql Execution Error!", sqle);
369:                    throw new DatabaseException(
370:                            "Error executing SQL in WatchDAOImplJDBC.delete_inForum.");
371:                } finally {
372:                    DBUtils.closeStatement(statement);
373:                    DBUtils.closeConnection(connection);
374:                }
375:            }
376:
377:            public void delete_inThread(int threadID) throws DatabaseException {
378:
379:                Connection connection = null;
380:                PreparedStatement statement = null;
381:                StringBuffer sql = new StringBuffer(512);
382:                sql.append("DELETE FROM " + TABLE_NAME);
383:                sql.append(" WHERE ThreadID = ?");
384:
385:                try {
386:                    connection = DBUtils.getConnection();
387:                    statement = connection.prepareStatement(sql.toString());
388:                    statement.setInt(1, threadID);
389:                    statement.executeUpdate();
390:                    m_dirty = true;
391:                } catch (SQLException sqle) {
392:                    log.error("Sql Execution Error!", sqle);
393:                    throw new DatabaseException(
394:                            "Error executing SQL in WatchDAOImplJDBC.delete_inThread.");
395:                } finally {
396:                    DBUtils.closeStatement(statement);
397:                    DBUtils.closeConnection(connection);
398:                }
399:            }
400:
401:            /*
402:             * Included columns: WatchLastSentDate
403:             * Excluded columns: WatchID, MemberID, CategoryID, ForumID, ThreadID,
404:             *                   WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchEndDate
405:             */
406:            public void updateLastSentDate(int watchID, // primary key
407:                    Timestamp watchLastSentDate)
408:                    throws ObjectNotFoundException, DatabaseException {
409:
410:                Connection connection = null;
411:                PreparedStatement statement = null;
412:                StringBuffer sql = new StringBuffer(512);
413:                sql.append("UPDATE " + TABLE_NAME
414:                        + " SET WatchLastSentDate = ?");
415:                sql.append(" WHERE WatchID = ?");
416:                try {
417:                    connection = DBUtils.getConnection();
418:                    statement = connection.prepareStatement(sql.toString());
419:
420:                    // // column(s) to update
421:                    statement.setTimestamp(1, watchLastSentDate);
422:
423:                    // primary key column(s)
424:                    statement.setInt(2, watchID);
425:
426:                    if (statement.executeUpdate() != 1) {
427:                        throw new ObjectNotFoundException(
428:                                "Cannot update table Watch where primary key = ("
429:                                        + watchID + ").");
430:                    }
431:                    m_dirty = true;
432:                } catch (SQLException sqle) {
433:                    log.error("Sql Execution Error!", sqle);
434:                    throw new DatabaseException(
435:                            "Error executing SQL in WatchDAOImplJDBC.updateLastSentDate.");
436:                } finally {
437:                    DBUtils.closeStatement(statement);
438:                    DBUtils.closeConnection(connection);
439:                }
440:            }
441:
442:            /*
443:             * Included columns: MemberID, CategoryID, ForumID, ThreadID, WatchType,
444:             *                   WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate, WatchEndDate
445:             * Excluded columns: WatchID
446:             */
447:            public WatchBean getWatch(int watchID)
448:                    throws ObjectNotFoundException, DatabaseException {
449:
450:                Connection connection = null;
451:                PreparedStatement statement = null;
452:                ResultSet resultSet = null;
453:                StringBuffer sql = new StringBuffer(512);
454:                sql
455:                        .append("SELECT MemberID, CategoryID, ForumID, ThreadID, WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate, WatchEndDate");
456:                sql.append(" FROM " + TABLE_NAME);
457:                sql.append(" WHERE WatchID = ?");
458:                try {
459:                    connection = DBUtils.getConnection();
460:                    statement = connection.prepareStatement(sql.toString());
461:                    statement.setInt(1, watchID);
462:                    resultSet = statement.executeQuery();
463:                    if (!resultSet.next()) {
464:                        throw new ObjectNotFoundException(
465:                                "Cannot find the row in table Watch where primary key = ("
466:                                        + watchID + ").");
467:                    }
468:
469:                    WatchBean bean = new WatchBean();
470:                    // @todo: uncomment the following line(s) as needed
471:                    bean.setWatchID(watchID);
472:                    bean.setMemberID(resultSet.getInt("MemberID"));
473:                    bean.setCategoryID(resultSet.getInt("CategoryID"));
474:                    bean.setForumID(resultSet.getInt("ForumID"));
475:                    bean.setThreadID(resultSet.getInt("ThreadID"));
476:                    bean.setWatchType(resultSet.getInt("WatchType"));
477:                    bean.setWatchOption(resultSet.getInt("WatchOption"));
478:                    bean.setWatchStatus(resultSet.getInt("WatchStatus"));
479:                    bean.setWatchCreationDate(resultSet
480:                            .getTimestamp("WatchCreationDate"));
481:                    bean.setWatchLastSentDate(resultSet
482:                            .getTimestamp("WatchLastSentDate"));
483:                    bean
484:                            .setWatchEndDate(resultSet
485:                                    .getTimestamp("WatchEndDate"));
486:                    return bean;
487:                } catch (SQLException sqle) {
488:                    log.error("Sql Execution Error!", sqle);
489:                    throw new DatabaseException(
490:                            "Error executing SQL in WatchDAOImplJDBC.getWatch(pk).");
491:                } finally {
492:                    DBUtils.closeResultSet(resultSet);
493:                    DBUtils.closeStatement(statement);
494:                    DBUtils.closeConnection(connection);
495:                }
496:            }
497:
498:            /*
499:             * Included columns: WatchID, WatchType, WatchOption, WatchStatus, WatchCreationDate,
500:             *                   WatchLastSentDate, WatchEndDate
501:             * Excluded columns: MemberID, CategoryID, ForumID, ThreadID
502:             */
503:            public WatchBean getWatch_byAlternateKey_MemberID_CategoryID_ForumID_ThreadID(
504:                    int memberID, int categoryID, int forumID, int threadID)
505:                    throws ObjectNotFoundException, DatabaseException {
506:
507:                Connection connection = null;
508:                PreparedStatement statement = null;
509:                ResultSet resultSet = null;
510:                StringBuffer sql = new StringBuffer(512);
511:                sql
512:                        .append("SELECT WatchID, WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate, WatchEndDate");
513:                sql.append(" FROM " + TABLE_NAME);
514:                sql
515:                        .append(" WHERE MemberID = ? AND CategoryID = ? AND ForumID = ? AND ThreadID = ?");
516:                try {
517:                    connection = DBUtils.getConnection();
518:                    statement = connection.prepareStatement(sql.toString());
519:                    statement.setInt(1, memberID);
520:                    statement.setInt(2, categoryID);
521:                    statement.setInt(3, forumID);
522:                    statement.setInt(4, threadID);
523:                    resultSet = statement.executeQuery();
524:                    if (!resultSet.next()) {
525:                        throw new ObjectNotFoundException(
526:                                "Cannot find the row in table Watch where alternate key [MemberID, CategoryID, ForumID, ThreadID] = ("
527:                                        + memberID
528:                                        + ", "
529:                                        + categoryID
530:                                        + ", "
531:                                        + forumID + ", " + threadID + ").");
532:                    }
533:
534:                    WatchBean bean = new WatchBean();
535:                    // @todo: uncomment the following line(s) as needed
536:                    bean.setMemberID(memberID);
537:                    bean.setCategoryID(categoryID);
538:                    bean.setForumID(forumID);
539:                    bean.setThreadID(threadID);
540:                    bean.setWatchID(resultSet.getInt("WatchID"));
541:                    bean.setWatchType(resultSet.getInt("WatchType"));
542:                    bean.setWatchOption(resultSet.getInt("WatchOption"));
543:                    bean.setWatchStatus(resultSet.getInt("WatchStatus"));
544:                    bean.setWatchCreationDate(resultSet
545:                            .getTimestamp("WatchCreationDate"));
546:                    bean.setWatchLastSentDate(resultSet
547:                            .getTimestamp("WatchLastSentDate"));
548:                    bean
549:                            .setWatchEndDate(resultSet
550:                                    .getTimestamp("WatchEndDate"));
551:                    return bean;
552:                } catch (SQLException sqle) {
553:                    log.error("Sql Execution Error!", sqle);
554:                    throw new DatabaseException(
555:                            "Error executing SQL in WatchDAOImplJDBC.getWatch_byAlternateKey_MemberID_CategoryID_ForumID_ThreadID(ak).");
556:                } finally {
557:                    DBUtils.closeResultSet(resultSet);
558:                    DBUtils.closeStatement(statement);
559:                    DBUtils.closeConnection(connection);
560:                }
561:            }
562:
563:            /*
564:             * Included columns: WatchID, MemberID, CategoryID, ForumID, ThreadID,
565:             *                   WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate,
566:             *                   WatchEndDate
567:             * Excluded columns:
568:             */
569:            public Collection getWatches() throws DatabaseException {
570:
571:                Connection connection = null;
572:                PreparedStatement statement = null;
573:                ResultSet resultSet = null;
574:                Collection retValue = new ArrayList();
575:                StringBuffer sql = new StringBuffer(512);
576:                sql
577:                        .append("SELECT WatchID, MemberID, CategoryID, ForumID, ThreadID, WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate, WatchEndDate");
578:                sql.append(" FROM " + TABLE_NAME);
579:                //sql.append(" WHERE "); // @todo: uncomment as needed
580:                //sql.append(" ORDER BY ColumnName ASC|DESC "); // @todo: uncomment as needed
581:                try {
582:                    connection = DBUtils.getConnection();
583:                    statement = connection.prepareStatement(sql.toString());
584:                    resultSet = statement.executeQuery();
585:                    while (resultSet.next()) {
586:                        WatchBean bean = new WatchBean();
587:                        bean.setWatchID(resultSet.getInt("WatchID"));
588:                        bean.setMemberID(resultSet.getInt("MemberID"));
589:                        bean.setCategoryID(resultSet.getInt("CategoryID"));
590:                        bean.setForumID(resultSet.getInt("ForumID"));
591:                        bean.setThreadID(resultSet.getInt("ThreadID"));
592:                        bean.setWatchType(resultSet.getInt("WatchType"));
593:                        bean.setWatchOption(resultSet.getInt("WatchOption"));
594:                        bean.setWatchStatus(resultSet.getInt("WatchStatus"));
595:                        bean.setWatchCreationDate(resultSet
596:                                .getTimestamp("WatchCreationDate"));
597:                        bean.setWatchLastSentDate(resultSet
598:                                .getTimestamp("WatchLastSentDate"));
599:                        bean.setWatchEndDate(resultSet
600:                                .getTimestamp("WatchEndDate"));
601:                        retValue.add(bean);
602:                    }
603:                    return retValue;
604:                } catch (SQLException sqle) {
605:                    log.error("Sql Execution Error!", sqle);
606:                    throw new DatabaseException(
607:                            "Error executing SQL in WatchDAOImplJDBC.getWatchs.");
608:                } finally {
609:                    DBUtils.closeResultSet(resultSet);
610:                    DBUtils.closeStatement(statement);
611:                    DBUtils.closeConnection(connection);
612:                }
613:            }
614:
615:            public int getNumberOfWatches() throws DatabaseException {
616:
617:                Connection connection = null;
618:                PreparedStatement statement = null;
619:                ResultSet resultSet = null;
620:                StringBuffer sql = new StringBuffer(512);
621:                sql.append("SELECT Count(*)");
622:                sql.append(" FROM " + TABLE_NAME);
623:                //sql.append(" WHERE "); // @todo: uncomment as needed
624:                try {
625:                    connection = DBUtils.getConnection();
626:                    statement = connection.prepareStatement(sql.toString());
627:                    resultSet = statement.executeQuery();
628:                    AssertionUtil
629:                            .doAssert(resultSet.next(),
630:                                    "Assertion in WatchDAOImplJDBC.getNumberOfWatches.");
631:                    return resultSet.getInt(1);
632:                } catch (SQLException sqle) {
633:                    log.error("Sql Execution Error!", sqle);
634:                    throw new DatabaseException(
635:                            "Error executing SQL in WatchDAOImplJDBC.getNumberOfWatches.");
636:                } finally {
637:                    DBUtils.closeResultSet(resultSet);
638:                    DBUtils.closeStatement(statement);
639:                    DBUtils.closeConnection(connection);
640:                }
641:            }
642:
643:            public int getNumberOfWatches_forMember(int memberID)
644:                    throws DatabaseException {
645:
646:                Connection connection = null;
647:                PreparedStatement statement = null;
648:                ResultSet resultSet = null;
649:                StringBuffer sql = new StringBuffer(512);
650:                sql.append("SELECT Count(*)");
651:                sql.append(" FROM " + TABLE_NAME);
652:                sql.append(" WHERE MemberID = ?");
653:                try {
654:                    connection = DBUtils.getConnection();
655:                    statement = connection.prepareStatement(sql.toString());
656:                    statement.setInt(1, memberID);
657:                    resultSet = statement.executeQuery();
658:                    AssertionUtil
659:                            .doAssert(resultSet.next(),
660:                                    "Assertion in WatchDAOImplJDBC.getNumberOfWatches_forMember.");
661:                    return resultSet.getInt(1);
662:                } catch (SQLException sqle) {
663:                    log.error("Sql Execution Error!", sqle);
664:                    throw new DatabaseException(
665:                            "Error executing SQL in WatchDAOImplJDBC.getNumberOfWatches_forMember.");
666:                } finally {
667:                    DBUtils.closeResultSet(resultSet);
668:                    DBUtils.closeStatement(statement);
669:                    DBUtils.closeConnection(connection);
670:                }
671:            }
672:
673:            /***************************************************************************
674:             * Customized methods come below
675:             ***************************************************************************/
676:
677:            /*
678:             * Included columns: MemberID, WatchLastSentDate
679:             * Excluded columns: WatchID, CategoryID, ForumID, ThreadID, WatchType,
680:             *                   WatchOption, WatchStatus, WatchCreationDate, WatchEndDate
681:             */
682:            public Collection getMemberBeans() throws DatabaseException {
683:
684:                Connection connection = null;
685:                PreparedStatement statement = null;
686:                ResultSet resultSet = null;
687:                Collection retValue = new ArrayList();
688:                StringBuffer sql = new StringBuffer(512);
689:                sql
690:                        .append("SELECT DISTINCT MemberID, MIN(WatchLastSentDate) AS lastsent");// postgreSQL need AS
691:                sql.append(" FROM " + TABLE_NAME);
692:                //sql.append(" WHERE "); // @todo: uncomment as needed
693:                //sql.append(" ORDER BY ColumnName ASC|DESC "); // @todo: uncomment as needed
694:                sql.append(" GROUP BY MemberID ");
695:                try {
696:                    connection = DBUtils.getConnection();
697:                    statement = connection.prepareStatement(sql.toString());
698:                    resultSet = statement.executeQuery();
699:                    while (resultSet.next()) {
700:                        WatchBean bean = new WatchBean();
701:                        bean.setMemberID(resultSet.getInt("MemberID"));
702:                        bean.setWatchLastSentDate(resultSet
703:                                .getTimestamp("lastsent"));
704:                        retValue.add(bean);
705:                    }
706:                    return retValue;
707:                } catch (SQLException sqle) {
708:                    log.error("Sql Execution Error!", sqle);
709:                    throw new DatabaseException(
710:                            "Error executing SQL in WatchDAOImplJDBC.getMemberBeans.");
711:                } finally {
712:                    DBUtils.closeResultSet(resultSet);
713:                    DBUtils.closeStatement(statement);
714:                    DBUtils.closeConnection(connection);
715:                }
716:            }
717:
718:            /*
719:             * Included columns: WatchID, MemberID, CategoryID, ForumID, ThreadID,
720:             *                   WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate,
721:             *                   WatchEndDate
722:             * Excluded columns:
723:             */
724:            public Collection getWatches_forMember(int memberID)
725:                    throws DatabaseException {
726:
727:                Connection connection = null;
728:                PreparedStatement statement = null;
729:                ResultSet resultSet = null;
730:                Collection retValue = new ArrayList();
731:                StringBuffer sql = new StringBuffer(512);
732:                sql
733:                        .append("SELECT WatchID, MemberID, CategoryID, ForumID, ThreadID, WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchLastSentDate, WatchEndDate");
734:                sql.append(" FROM " + TABLE_NAME);
735:                sql.append(" WHERE MemberID = ? ");
736:                //sql.append(" ORDER BY ColumnName ASC|DESC "); // @todo: uncomment as needed
737:                try {
738:                    connection = DBUtils.getConnection();
739:                    statement = connection.prepareStatement(sql.toString());
740:                    statement.setInt(1, memberID);
741:                    resultSet = statement.executeQuery();
742:                    while (resultSet.next()) {
743:                        WatchBean bean = new WatchBean();
744:                        bean.setWatchID(resultSet.getInt("WatchID"));
745:                        bean.setMemberID(resultSet.getInt("MemberID"));
746:                        bean.setCategoryID(resultSet.getInt("CategoryID"));
747:                        bean.setForumID(resultSet.getInt("ForumID"));
748:                        bean.setThreadID(resultSet.getInt("ThreadID"));
749:                        bean.setWatchType(resultSet.getInt("WatchType"));
750:                        bean.setWatchOption(resultSet.getInt("WatchOption"));
751:                        bean.setWatchStatus(resultSet.getInt("WatchStatus"));
752:                        bean.setWatchCreationDate(resultSet
753:                                .getTimestamp("WatchCreationDate"));
754:                        bean.setWatchLastSentDate(resultSet
755:                                .getTimestamp("WatchLastSentDate"));
756:                        bean.setWatchEndDate(resultSet
757:                                .getTimestamp("WatchEndDate"));
758:                        retValue.add(bean);
759:                    }
760:                    return retValue;
761:                } catch (SQLException sqle) {
762:                    log.error("Sql Execution Error!", sqle);
763:                    throw new DatabaseException(
764:                            "Error executing SQL in WatchDAOImplJDBC.getWatches_forMember.");
765:                } finally {
766:                    DBUtils.closeResultSet(resultSet);
767:                    DBUtils.closeStatement(statement);
768:                    DBUtils.closeConnection(connection);
769:                }
770:            }
771:
772:            /*
773:             * Included columns: WatchLastSentDate
774:             * Excluded columns: WatchID, MemberID, CategoryID, ForumID, ThreadID,
775:             *                   WatchType, WatchOption, WatchStatus, WatchCreationDate, WatchEndDate
776:             */
777:            public void updateLastSentDate_forMember(int memberID,
778:                    Timestamp watchLastSentDate)
779:                    throws ObjectNotFoundException, DatabaseException {
780:
781:                Connection connection = null;
782:                PreparedStatement statement = null;
783:                StringBuffer sql = new StringBuffer(512);
784:                sql.append("UPDATE " + TABLE_NAME
785:                        + " SET WatchLastSentDate = ?");
786:                sql.append(" WHERE MemberID = ?");
787:                try {
788:                    connection = DBUtils.getConnection();
789:                    statement = connection.prepareStatement(sql.toString());
790:
791:                    // // column(s) to update
792:                    statement.setTimestamp(1, watchLastSentDate);
793:
794:                    // primary key column(s)
795:                    statement.setInt(2, memberID);
796:
797:                    if (statement.executeUpdate() < 1) {
798:                        throw new ObjectNotFoundException(
799:                                "Cannot update table Watch where primary key = ("
800:                                        + memberID + ").");
801:                    }
802:                    m_dirty = true;
803:                } catch (SQLException sqle) {
804:                    log.error("Sql Execution Error!", sqle);
805:                    throw new DatabaseException(
806:                            "Error executing SQL in WatchDAOImplJDBC.updateLastSentDate_forMember.");
807:                } finally {
808:                    DBUtils.closeStatement(statement);
809:                    DBUtils.closeConnection(connection);
810:                }
811:            }
812:
813:            public void updateWatchType(int watchID, int watchType)
814:                    throws ObjectNotFoundException, DatabaseException {
815:
816:                Connection connection = null;
817:                PreparedStatement statement = null;
818:                StringBuffer sql = new StringBuffer(512);
819:                sql.append("UPDATE " + TABLE_NAME + " SET WatchType = ?");
820:                sql.append(" WHERE WatchID = ?");
821:                try {
822:                    connection = DBUtils.getConnection();
823:                    statement = connection.prepareStatement(sql.toString());
824:
825:                    // // column(s) to update
826:                    statement.setInt(1, watchType);
827:                    statement.setInt(2, watchID);
828:
829:                    if (statement.executeUpdate() < 1) {
830:                        throw new ObjectNotFoundException(
831:                                "Cannot update table Watch where primary key = ("
832:                                        + watchID + ").");
833:                    }
834:                    m_dirty = true;
835:                } catch (SQLException sqle) {
836:                    log.error("Sql Execution Error!", sqle);
837:                    throw new DatabaseException(
838:                            "Error executing SQL in WatchDAOImplJDBC.updateWatchType.");
839:                } finally {
840:                    DBUtils.closeStatement(statement);
841:                    DBUtils.closeConnection(connection);
842:                }
843:            }
844:
845:        }// end of class WatchDAOImplJDBC
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