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From Ben <ajoo.em...@gmail.com>
Subject Re: Problem in extending org.apache.tools.ant.taskdefs.Java class
Date Tue, 08 Aug 2006 04:19:47 GMT
Stephan,

I'm talking about the forked version, cuz that's almost the only mode I use. :-)

Will verify the new JUnitTask once I'm through the test. (been having
a bit problem with libs using commons logging.)

Ben.

On 8/7/06, Stefan Bodewig <bodewig@apache.org> wrote:
> On Mon, 7 Aug 2006, Ben <ajoo.email@gmail.com> wrote:
>
> > I hope this is the right place for me to ask development quesiton
> > about Ant.
>
> It is.  This is the list where development of Ant itself is discussed
> and what you want might require a change to Ant, so you meet the right
> people here.
>
> > Now I'm trying to create my own "java" task and "junit" task to
> > utilize this class loader.
>
> We are talking about the non-forked execution of tha java and junit
> tasks only, right?
>
> > One problem I'm facing here is, I cannot seem to be able to extend
> > org.apache.tools.ant.taskdefs.Java class to do what I want to do.
>
> Many if not most tasks haven't been written with extension in mind,
> I'm not surprised that you don't find a clean extension point.
>
> > The executeJava() has quite long logic that I want to re-use. But I
> > can't seem to find an extension point to make use of my class
> > loader.
>
> [I'm talking about Ant's svn trunk version since we'd only make
> changes there anyway]
>
> Since we are only talking about the non-forked version, you'd probably
> rather override run(CommandlineJava) - which is private - or somehow
> make the task use a subclass of ExcecuteJava of yours.  ExecuteJava
> creates an AntClassLoader internally, so you probably need to modify
> it yourself.
>
> I see options of making run() protected or factor out the line
>
>              ExecuteJava exe = new ExecuteJava();
>
> into a protected method that you could override.  I'd prefer the
> second version.
>
> > There's similar problem with the JUnitTask class. But seems there's
> > a spot that I can hack in my logic. (to override the
> > getCommandline() method)
>
> Please check whether it still works with Ant's current svn trunk
> version since Ant 1.7.0 using that code is coming around pretty soon.
>
> Stefan
>
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