1 /**************************************************************** 2 * Licensed to the Apache Software Foundation (ASF) under one * 3 * or more contributor license agreements. See the NOTICE file * 4 * distributed with this work for additional information * 5 * regarding copyright ownership. The ASF licenses this file * 6 * to you under the Apache License, Version 2.0 (the * 7 * "License"); you may not use this file except in compliance * 8 * with the License. You may obtain a copy of the License at * 9 * * 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 ****************************************************************/ 19 20 21 22 package org.apache.james.transport.matchers; 23 24 import java.util.Collection; 25 import java.util.StringTokenizer; 26 27 import org.apache.mailet.base.GenericMatcher; 28 import org.apache.mailet.Mail; 29 30 /** 31 * <P>Matches mails that are sent by an SMTP authenticated user present in a supplied list.</P> 32 * <P>If the sender was not authenticated it will not match.</P> 33 * <P>Configuration string: a comma, tab or space separated list of James users.</P> 34 * <PRE><CODE> 35 * <mailet match="SMTPAuthUserIs=<list-of-user-names>" class="<any-class>"> 36 * </CODE></PRE> 37 * 38 * @version CVS $Revision: 713949 $ $Date: 2008-11-14 07:40:21 +0000 (Fri, 14 Nov 2008) $ 39 * @since 2.2.0 40 */ 41 public class SMTPAuthUserIs extends GenericMatcher { 42 43 /** 44 * The mail attribute holding the SMTP AUTH user name, if any. 45 */ 46 private final static String SMTP_AUTH_USER_ATTRIBUTE_NAME = "org.apache.james.SMTPAuthUser"; 47 48 private Collection users; 49 50 public void init() throws javax.mail.MessagingException { 51 StringTokenizer st = new StringTokenizer(getCondition(), ", \t", false); 52 users = new java.util.HashSet(); 53 while (st.hasMoreTokens()) { 54 users.add(st.nextToken()); 55 } 56 } 57 58 public Collection match(Mail mail) { 59 String authUser = (String) mail.getAttribute(SMTP_AUTH_USER_ATTRIBUTE_NAME); 60 if (authUser != null && users.contains(authUser)) { 61 return mail.getRecipients(); 62 } else { 63 return null; 64 } 65 } 66 }