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:
26: /**
27: * <P>Matches mails that are sent by a null sender.</P>
28: * <PRE><CODE>
29: * <mailet match="SenderIsNull" class="<any-class>">
30: * </CODE></PRE>
31: *
32: * @version CVS $Revision: 494012 $ $Date: 2007-01-08 11:23:58 +0100 (Mo, 08 Jan 2007) $
33: * @since 2.2.0
34: */
35: public class SenderIsNull extends GenericMatcher {
36:
37: public Collection match(Mail mail) {
38: if (mail.getSender() == null) {
39: return mail.getRecipients();
40: } else {
41: return null;
42: }
43: }
44: }
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