org.apache.james.transport.matchers
Class CompareNumericHeaderValue

java.lang.Object
  org.apache.mailet.GenericMatcher
      org.apache.james.transport.matchers.CompareNumericHeaderValue

All Implemented Interfaces:

Matcher, MatcherConfig

public class CompareNumericHeaderValue
extends GenericMatcher

Matches mails containing a header with a numeric value whose comparison with the specified value is true. If the header is missing in the message, there will be no match

Configuration string: The headerName, a comparison operator and the numeric headerValue to compare with, space or tab delimited.

The comparison operators are: <, <=, ==, >=, >; another set of operators is: LT, LE, EQ, GE, GT. Also the following operators are accepted: =<, =, =>.

Example:

    <mailet match="CompareNumericHeaderValue=X-MessageIsSpamProbability > 0.9" class="ToProcessor">
       <processor> spam </processor>
    </mailet>
 

Since:

2.2.0

Version:

CVS $Revision: 494012 $ $Date: 2007-01-08 10:23:58 +0000 (Mon, 08 Jan 2007) $

Constructor Summary

CompareNumericHeaderValue()

Method Summary

void	init() A convenience method which can be overridden so that there's no need to call super.init(config).
java.util.Collection	match(Mail mail) Called by the matcher container to allow the matcher to process a message.

Methods inherited from class org.apache.mailet.GenericMatcher

destroy, getCondition, getMailetContext, getMatcherConfig, getMatcherInfo, getMatcherName, init, log, log

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CompareNumericHeaderValue

public CompareNumericHeaderValue()

Method Detail

init

public void init()
          throws javax.mail.MessagingException

Description copied from class: GenericMatcher

A convenience method which can be overridden so that there's no need to call super.init(config).

Instead of overriding init(MatcherConfig), simply override this method and it will be called by GenericMatcher.init(MatcherConfig config). The MatcherConfig object can still be retrieved via getMatcherConfig().

Overrides:

init in class GenericMatcher

Throws:

javax.mail.MessagingException

match

public java.util.Collection match(Mail mail)
                           throws javax.mail.MessagingException

Description copied from class: GenericMatcher

Called by the matcher container to allow the matcher to process a message.

This method is declared abstract so subclasses must override it.

Specified by:

match in interface Matcher

Specified by:

match in class GenericMatcher

Parameters:

mail - - the Mail object that contains the MimeMessage and routing information

Returns:

java.util.Collection - the recipients that the mailet container should have the mailet affect.

Throws:

MessagingException - - if an message or address parsing exception occurs or an exception that interferes with the matcher's normal operation