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19  
20  
21  
22  package org.apache.james.transport.matchers;
23  
24  import org.apache.mailet.base.GenericRecipientMatcher;
25  import org.apache.mailet.MailAddress;
26  
27  import javax.mail.MessagingException;
28  
29  /**
30   * Returns positive if the recipient is a command for a listserv.  For example,
31   * if my listserv is james@list.working-dogs.com, this matcher will return true
32   * for james-on@list.working-dogs.com and james-off@list.working-dogs.com.
33   *
34   */
35  public class CommandForListserv extends GenericRecipientMatcher {
36  
37      private MailAddress listservAddress;
38  
39      /**
40       * @see org.apache.mailet.GenericRecipientMatcher#init()
41       */
42      public void init() throws MessagingException {
43          listservAddress = new MailAddress(getCondition());
44      }
45  
46      /**
47       * @see org.apache.mailet.GenericRecipientMatcher#matchRecipient(MailAddress)
48       */
49      public boolean matchRecipient(MailAddress recipient) {
50          if (recipient.getHost().equals(listservAddress.getHost())) {
51              if (recipient.getUser().equals(listservAddress.getUser() + "-on")
52                  || recipient.getUser().equals(listservAddress.getUser() + "-off")) {
53                  return true;
54              }
55          }
56          return false;
57      }
58  }