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1   /*
2    * Copyright (c) 2002-2014, Mairie de Paris
3    * All rights reserved.
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 notice
10   *     and the following disclaimer.
11   *
12   *  2. Redistributions in binary form must reproduce the above copyright notice
13   *     and the following disclaimer in the documentation and/or other materials
14   *     provided with the distribution.
15   *
16   *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
17   *     contributors may be used to endorse or promote products derived from
18   *     this software without specific prior written permission.
19   *
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30   * POSSIBILITY OF SUCH DAMAGE.
31   *
32   * License 1.0
33   */
34  package fr.paris.lutece.portal.service.mail;
35  
36  import fr.paris.lutece.portal.business.mail.MailItemQueue;
37  import fr.paris.lutece.portal.business.mail.MailItemQueueHome;
38  
39  
40  /**
41   * DatabaseQueue
42   */
43  public class DatabaseQueue implements IMailQueue
44  {
45      /**
46       * Put a mail item into the database queue
47       * @param item The mail item to add to the queue
48       */
49      @Override
50      public synchronized void send( MailItem item )
51      {
52          MailItemQueue mailQueue = new MailItemQueue(  );
53          mailQueue.setMailItem( item );
54          MailItemQueueHome.create( mailQueue );
55      }
56  
57      /**
58       * Get a mail item from the database queue and remove it from the queue
59       * @return The older mail item of the queue
60       */
61      @Override
62      public synchronized MailItem consume(  )
63      {
64          MailItemQueue mailItemQueue = MailItemQueueHome.getNextMailItemQueue(  );
65  
66          if ( mailItemQueue != null )
67          {
68              MailItemQueueHome.delete( mailItemQueue.getIdMailItemQueue(  ) );
69  
70              return mailItemQueue.getMailItem(  );
71          }
72  
73          return null;
74      }
75  
76      /**
77       * get the DatabaseQueue size
78       * @return the DatabaseQueue size
79       */
80      @Override
81      public int size(  )
82      {
83          return MailItemQueueHome.getMailItemNumber(  );
84      }
85  }