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17   * under the License.                                           *
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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   * Returns positive if the recipient is a command for a listserv.  For example,
29   * if my listserv is james@list.working-dogs.com, this matcher will return true
30   * for james-on@list.working-dogs.com and james-off@list.working-dogs.com.
31   *
32   */
33  public class CommandForListserv extends GenericRecipientMatcher {
34  
35      private MailAddress listservAddress;
36  
37      public void init() throws MessagingException {
38          listservAddress = new MailAddress(getCondition());
39      }
40  
41      public boolean matchRecipient(MailAddress recipient) {
42          if (recipient.getHost().equals(listservAddress.getHost())) {
43              if (recipient.getUser().equals(listservAddress.getUser() + "-on")
44                  || recipient.getUser().equals(listservAddress.getUser() + "-off")) {
45                  return true;
46              }
47          }
48          return false;
49      }
50  }