1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.util.mail;
24  
25  import javax.mail.MessagingException;
26  import javax.mail.Session;
27  import javax.mail.internet.MimeMessage;
28  
29  /**
30   * <a href="LiferayMimeMessage.java.html"><b><i>View Source</i></b></a>
31   *
32   * @author Jorge Ferrer
33   *
34   */
35  public class LiferayMimeMessage extends MimeMessage {
36  
37      public LiferayMimeMessage(Session session) {
38          super(session);
39      }
40  
41      protected void updateMessageID() throws MessagingException {
42          String[] messageIds = getHeader("Message-ID");
43  
44          if ((messageIds != null) && (messageIds.length > 0)) {
45  
46              // Keep current value
47  
48              return;
49          }
50  
51          super.updateMessageID();
52      }
53  
54  }