cvs commit: jakarta-james/src/java/org/apache/james/transport/matchers SizeGreaterThan.java

[se...@apache.org]

serge       01/08/11 14:45:03

  Added:       src/java/org/apache/james/transport/matchers
                        SizeGreaterThan.java
  Log:
  New matcher that checks size of entire message and triggers if greater than amount set in condition (can use 'k' or 'm' as shorthand for kilobytes or megs)
  
  Revision  Changes    Path
  1.1                  jakarta-james/src/java/org/apache/james/transport/matchers/SizeGreaterThan.java
  
  Index: SizeGreaterThan.java
  ===================================================================
  /*
   * Copyright (C) The Apache Software Foundation. All rights reserved.
   *
   * This software is published under the terms of the Apache Software License
   * version 1.1, a copy of which has been included with this distribution in
   * the LICENSE file.
   */
  package org.apache.james.transport.matchers;
  
  import org.apache.mailet.*;
  import java.util.*;
  import javax.mail.*;
  import javax.mail.internet.*;
  
  /**
   * Checks whether the message (entire message, not just content) is greater
   * than a certain number of bytes.  You can use 'k' and 'm' as optional postfixes.
   * In other words, "1m" is the same as writing "1024k", which is the same as
   * "1048576".
   *
   * @author  Serge Knystautas <se...@lokitech.com>
   */
  public class SizeGreaterThan extends GenericMatcher {
  
      int cutoff = 0;
  
      public void init() {
          String amount = getCondition().trim().toLowerCase();
          if (amount.endsWith("k")) {
              amount = amount.substring(0, amount.length() - 1);
              cutoff = Integer.parseInt(amount) * 1024;
          } else if (amount.endsWith("m")) {
              amount = amount.substring(0, amount.length() - 1);
              cutoff = Integer.parseInt(amount) * 1024 * 1024;
          } else {
              cutoff = Integer.parseInt(amount);
          }
      }
  
      public Collection match(Mail mail) throws MessagingException {
          MimeMessage message = mail.getMessage();
          //Calculate the size
          int size = message.getSize();
          Enumeration e = message.getAllHeaders();
          while (e.hasMoreElements()) {
              size += ((Header)e.nextElement()).toString().length();
          }
          System.out.println(size + "/" + cutoff);
          if (size > cutoff) {
              return mail.getRecipients();
          } else {
              return null;
          }
      }
  }
  
  
  

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