01: /****************************************************************
02: * Licensed to the Apache Software Foundation (ASF) under one *
03: * or more contributor license agreements. See the NOTICE file *
04: * distributed with this work for additional information *
05: * regarding copyright ownership. The ASF licenses this file *
06: * to you under the Apache License, Version 2.0 (the *
07: * "License"); you may not use this file except in compliance *
08: * with the License. You may obtain a copy of the License at *
09: * *
10: * http://www.apache.org/licenses/LICENSE-2.0 *
11: * *
12: * Unless required by applicable law or agreed to in writing, *
13: * software distributed under the License is distributed on an *
14: * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY *
15: * KIND, either express or implied. See the License for the *
16: * specific language governing permissions and limitations *
17: * under the License. *
18: ****************************************************************/package org.apache.james.transport.matchers;
19:
20: import org.apache.mailet.GenericMatcher;
21: import org.apache.mailet.Mail;
22: import org.apache.mailet.MailAddress;
23:
24: import java.util.Collection;
25: import java.util.StringTokenizer;
26:
27: /**
28: * <P>Matches mails that are sent by an SMTP authenticated user present in a supplied list.</P>
29: * <P>If the sender was not authenticated it will not match.</P>
30: * <P>Configuration string: a comma, tab or space separated list of James users.</P>
31: * <PRE><CODE>
32: * <mailet match="SMTPAuthUserIs=<list-of-user-names>" class="<any-class>">
33: * </CODE></PRE>
34: *
35: * @version CVS $Revision: 494012 $ $Date: 2007-01-08 11:23:58 +0100 (Mo, 08 Jan 2007) $
36: * @since 2.2.0
37: */
38: public class SMTPAuthUserIs extends GenericMatcher {
39:
40: /**
41: * The mail attribute holding the SMTP AUTH user name, if any.
42: */
43: private final static String SMTP_AUTH_USER_ATTRIBUTE_NAME = "org.apache.james.SMTPAuthUser";
44:
45: private Collection users;
46:
47: public void init() throws javax.mail.MessagingException {
48: StringTokenizer st = new StringTokenizer(getCondition(),
49: ", \t", false);
50: users = new java.util.HashSet();
51: while (st.hasMoreTokens()) {
52: users.add(st.nextToken());
53: }
54: }
55:
56: public Collection match(Mail mail) {
57: String authUser = (String) mail
58: .getAttribute(SMTP_AUTH_USER_ATTRIBUTE_NAME);
59: if (authUser != null && users.contains(authUser)) {
60: return mail.getRecipients();
61: } else {
62: return null;
63: }
64: }
65: }
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