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Java > Open Source Codes > org > apache > james > transport > matchers > FetchedFrom


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17
18 package org.apache.james.transport.matchers;
19
20 import org.apache.mailet.GenericMatcher;
21 import org.apache.mailet.Mail;
22
23 import javax.mail.internet.MimeMessage JavaDoc;
24 import java.util.Collection JavaDoc;
25
26 /**
27  * Matches mail with a header set by Fetchpop X-fetched-from <br>
28  * fetchpop sets X-fetched-by to the "name" of the fetchpop fetch task.<br>
29  * This is used to match all mail fetched from a specific pop account.
30  * Once the condition is met the header is stripped from the message to prevent looping if the mail is re-inserted into the spool.
31  *
32  * $Id: FetchedFrom.java,v 1.2.4.3 2004/03/15 03:54:21 noel Exp $
33  */
34
35 public class FetchedFrom extends GenericMatcher {
36     public Collection JavaDoc match(Mail mail) throws javax.mail.MessagingException JavaDoc {
37         MimeMessage JavaDoc message = mail.getMessage();
38         String JavaDoc fetch = message.getHeader("X-fetched-from", null);
39         if (fetch != null && fetch.equals(getCondition())) {
40             mail.getMessage().removeHeader("X-fetched-from");
41             return mail.getRecipients();
42         }
43         return null;
44     }
45 }
46
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