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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   *                                                              *
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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  package org.apache.james.transport.mailets;
21  
22  import org.apache.mailet.GenericMailet;
23  import org.apache.mailet.Mail;
24  
25  /***
26   * Simplest Mailet which destroys any incoming messages.
27   *
28   */
29  public class Null extends GenericMailet {
30  
31      /***
32       * Set this mail to GHOST state, indicating that no further processing 
33       * should take place.
34       *
35       * @param mail the mail to process
36       */
37      public void service(Mail mail) {
38          mail.setState(Mail.GHOST);
39      }
40  
41      /***
42       * Return a string describing this mailet.
43       *
44       * @return a string describing this mailet
45       */
46      public String getMailetInfo() {
47          return "Null Mailet";
48      }
49  }
50