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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 *
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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   *
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16   * specific language governing permissions and limitations      *
17   * under the License.                                           *
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19  package org.apache.james.postage.mail;
20  
21  import javax.mail.Message;
22  import javax.mail.MessagingException;
23  import javax.mail.internet.MimeMultipart;
24  
25  import org.apache.commons.logging.Log;
26  import org.apache.commons.logging.LogFactory;
27  import org.apache.james.postage.result.MailProcessingRecord;
28  
29  /***
30   * this validator is used together with DefaultMailFactory
31   */
32  public class DefaultMailValidator implements MailValidator {
33  
34      private static Log log = LogFactory.getLog(DefaultMailValidator.class);
35  
36      public boolean validate(Message message, MailProcessingRecord record) {
37  
38          MimeMultipart mimeMultipart;
39          try {
40              mimeMultipart = new MimeMultipart(message.getDataHandler().getDataSource());
41          } catch (MessagingException e) {
42              return false;
43          }
44  
45          // figuring out the parts created by DefaultMailFactory
46          int textPartSize = MailMatchingUtils.getMimePartSize(mimeMultipart, "text/plain");
47          record.setByteReceivedText(textPartSize);
48          int binaryPartSize = MailMatchingUtils.getMimePartSize(mimeMultipart, "application/octet-stream");
49          record.setByteReceivedBinary(binaryPartSize);
50          
51          boolean textPartValid = textPartSize == record.getByteSendText();
52          boolean binaryPartValid = binaryPartSize == record.getByteSendBinary();
53          boolean valid = textPartValid && binaryPartValid;
54          return valid;
55      }
56  
57  }