By now I did a bsh method

void copyProperty(String src, String dest) {
   String srcValue = project.getProperty(src);
   project.setProperty(dest, srcValue);
}

and I call it with copyProperty("${car}", "car") so that I'm now able at least to access to the value.

ste

Matt Benson wrote:
--- Matt Benson <[EMAIL PROTECTED]> wrote:

You're in luck.  Maybe.  I tested the following:

  <property name="$${foo}" value="foo" />
  <echo>${${foo}}</echo>

and sure enough, it doesn't work.  This is not so
much
because it's no doable as it is because Ant's
property
parsing mechanisms don't know any better than to
match
the first encountered closing brace.  Running from
Ant's svn trunk with the 'props' sandbox antlib,
however, you can install the nested property
expander:

  <propertyhelper>
    <nested xmlns="antlib:org.apache.ant.props" />
  </propertyhelper>

This causes the original test to work.  The caveat
(beyond the fact that this is only available in an
unreleased version of Ant) is that if property 'foo'
were defined, ${${foo}} would resolve to the
expansion
of the expansion of the value of foo.  Actually it
should be possible to get around this by using
${$${foo}}, but there seems to be something
preventing
this.  I'll look into that.

As an update, there was a bug in the
NestedPropertyExpander that related to $$ expansion. I have fixed this; however the bad news is that that
still won't help you because the "thinking the first
encountered closing brace is the end" problem still
applies once the internal $$ has been skipped (the
subsequent { is not recognized as part of a nested
property so the next } is seen as closing the outer
property).  It might be possible to introduce some
other mechanism to recognize delimited strings, but
I'd have to think more about that.

-Matt

HTH,
Matt

--- Stefano Nichele <[EMAIL PROTECTED]>
wrote:

Hi all,
I have a property with name ${car}. Note that the
name is not just "car" but ${car}.

Using echoproperties I see:
[echoproperties] ant.version=Apache Ant version
1.6.5 compiled on June 2 2005
[echoproperties] ${car}=fiat

How to handle that property ? How to do something
like:

<echo message="My car: ${car}" />

since that one doesn't work. Conceptually it
should
be <echo message="My car: ${${car}}" /> but it doesn't work.

Thanks a lot
ste


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--
Stefano Nichele

Funambol Servers Tech Lead
funambol :: mobile open source :: http://www.funambol.com


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