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From Brett Porter <>
Subject Re: Reading properties and re-using them as part of another key to read from a property file
Date Wed, 03 Nov 2004 02:46:05 GMT
search the archives, this was answered in the last week.



- Brett

On Tue, 2 Nov 2004 18:28:28 -0800, Andreas Guther
<> wrote:
> Hi:
> A colleague of mine has some problems with reading properties from a
> property file and re-using them as part of another key.
> The problem is basically that we first read a value from a property file
> and then want to re-use this value as part of another key to read
> another value from that property file.
> This is his question, maybe someone can help.
> Hi all,
> My question involves a little explanation, so I hope it makes sense...
> I have a properties file that defines a property, which in turn form the
> basis of extended property names:
> name.switch=name-a
> name-a.prop-1=true
> name-b.prop-1=false
> name-c.prop-1=false
> Depending on what name.switch is, I need to read different properties
> (name-1.prop-1 in this case).  So the kind of thing I need when
> accessing the property is something like:
> <j:set var="temp.db.username" value="${${name.switch}.prop-1"}/>
> I found out that in ant, I could do it by using the ant-contrib library.
> However, how do I do it in maven?
> Thanks in advance for your help.
> Andreas
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