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From "Rauno Palosaari" <ra...@rauno.com>
Subject Re: Getting mailet attributes from a Matcher
Date Wed, 28 Nov 2001 16:48:32 GMT
Yup, solved it almost as you suggested. I realized that it was a somewhat awkward approach
to what I was looking for.

Thanks,
Rauno

----- Original Message ----- 
From: "Serge Knystautas" <sergek@lokitech.com>
To: "James Developers List" <james-dev@jakarta.apache.org>; "Rauno Palosaari" <rauno@rauno.com>
Sent: Wednesday, November 28, 2001 4:47 PM
Subject: Re: Getting mailet attributes from a Matcher


> Rauno,
> 
> Mailet context is supposed to be server-wide, so that's not really what
> you're looking for.  I think what you'd really want is for MatcherConfig to
> have a getMailetConfig() parameter.  While this isn't too hard to do, it
> ties our hands in terms of making the matchers more flexibly configured in
> the conf file, i.e., how would getMailetConfig() work if you had something
> like...
> 
> if (matcher1 && matcher2) {
>    if (matcher3) {
>      mailet1;
>    } else {
>      mailet2;
>   }
> }
> 
> Not that we have a clear vision for how this works or plan to implement this
> anytime soon, but as we may want to move this way.
> 
> Is there a reason you need to abstract the SQL from your matcher?  I can
> understand needing to abstract the jdbc conn definition, but that's easier
> to address by using datasource that's defined elsewhere, and just passing
> the datasource's name.
> 
> Serge Knystautas
> Loki Technologies - Unstoppable Websites
> http://www.lokitech.com/
> ----- Original Message -----
> From: "Rauno Palosaari" <rauno@rauno.com>
> To: <james-dev@jakarta.apache.org>
> Sent: Tuesday, November 27, 2001 5:50 AM
> Subject: Getting mailet attributes from a Matcher
> 
> 
> Hi all.
> 
> Is it possible to get mailet-parameters from a Matcher, I wrote a matcher
> and a mailet:
> (assembly.xml)
> <mailet match="IsCustomer" class="DoStuff">
>      <connection>jdbc:mysql:///whatever</connection>
>      <username>user</username>
>      <password>something</password>
>      <query>select domain from customer</query>
> </mailet>
> 
> (What I want to do is to get the Matcher conditions from a db.)
> 
> DoStuff.java (mailet) has no problems getting connection, username, etc.
> I want to access the parameters from my matcher as well.
> getMatcherConfig().getMailetContext().getAttribute("connection"); doesn't do
> the job unless somebody sets the attribute first, I guess.
> 
> Is there any way around this, i.e. other than passing the parameters in the
> matcher condition part (well, it does the job but it's ugly):
> <mailet match="IsCustomer=jdbc:mysql:///whatever,user,something,select
> domain from customer" class="DoStuff">
> </mailet>
> 
> Regards,
> Rauno
> 
> 
> 
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