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19  
20  package org.apache.james.transport.matchers;
21  
22  import org.apache.mailet.GenericRecipientMatcher;
23  import org.apache.mailet.MailAddress;
24  
25  import javax.mail.MessagingException;
26  
27  /***
28   * CommandListservMatcher is the matcher that pairs with the {@link org.apache.james.transport.mailets.CommandListservManager}
29   * It checks to see if the request is intended for the ListservManager, but doesn't guarantee that it is a valid command.
30   * <br />
31   * To configure, insert this into the config.xml inside of the root processor block.
32   * <pre>
33   * &lt;mailet match="CommandListservMatcher=announce@localhost" class="CommandListservManager"&gt;
34   * ...
35   * &lt;/mailet&gt;
36   * </pre>
37   *
38   * @version CVS $Revision: 494012 $ $Date: 2007-01-08 10:23:58 +0000 (Mon, 08 Jan 2007) $
39   * @since 2.2.0
40   * @see org.apache.james.transport.mailets.CommandListservManager
41   */
42  public class CommandListservMatcher extends GenericRecipientMatcher {
43  
44      private MailAddress listservAddress;
45  
46      public void init() throws MessagingException {
47          listservAddress = new MailAddress(getCondition());
48      }
49  
50      /***
51       * This doesn't perform an exact match, but checks to see if the request is at lesast
52       * intended to go to the list serv manager.
53       * @param recipient
54       * @return true if matches, false otherwise
55       */
56      public boolean matchRecipient(MailAddress recipient) {
57          if (recipient.getHost().equals(listservAddress.getHost())) {
58              if (recipient.getUser().startsWith(listservAddress.getUser() + "-")) {
59                  return true;
60              }
61          }
62          return false;
63      }
64  }