admin@glassfish.java.net

Re: resolving domain.xml config values eg ${com.sun.aas.installRoot}, etc

From: Lloyd L Chambers <Lloyd.Chambers_at_Sun.COM>
Date: Fri, 18 Apr 2008 17:10:52 -0700

Byron,

Thanks. To my knowledge, there is no documentation as to how this is
specified to work. We should settle on something and make sure it's
implemented that way (eg we need an asarch meeting, etc).

In my view, the substitution should be more widely available, or made
very explicit.

Lloyd

On Apr 18, 2008, at 3:15 PM, Byron Nevins wrote:
>
>
>
>
>
> Lloyd L Chambers wrote:
>> I'm hoping someone has extant knowledge about how our variable-
>> subsitution works.
>>
>> If a domain.xml attribute has a value like $
>> {com.sun.aas.installRoot} or ${foo.bar}, what is the algorithm for
>> resolving that to an actual value? (And where is the code that
>> does it?)
> org.glassfish.config.support.TranslatedConfigView
>> My assumption is that the algorithm looks for values in this order,
>> but I might be mistakeN:
>>
>> 1. System.getProperty( "com.sun.aas.installRoot" )
>>
>> 2. a <system-property name="com.sun.aas.installRoot " value=...">
>> in an enclosing scope (eg <config> or <server> or <domain>.
>>
> com.sun.enterprise.v3.server.SystemTasks
>> Right? Wrong? Something else also?
> Right. Wrong. SystemTasks looks in <server> and <config>. It does
> not look in <domain>. Should it?
>
> It does it in a non-ideal way -- it sets the <system-property>'s in
> d.x to System Properties
>
>
>>
>> ---
>> Lloyd L Chambers
>> lloyd.chambers_at_sun.com
>> Sun Microsystems, Inc
>>
>>
>>
>>
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>
> --
> Byron Nevins Work 408-276-4089, Home 650-359-1290, Cell 650-784-4123
> - Sun Microsystems, Inc.
>
>
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---
Lloyd L Chambers
lloyd.chambers_at_sun.com
Sun Microsystems, Inc