Debug logging in AntBuilder

[Schalk Cronjé]

When using Ant from the command0line one can pass -debug to turn debug 
logging on. I want to do the same when using an AntBuilder instance, but 
i cannot any reference on how this can be done (or whther it is indeed 
possible).

Any pointers?
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Schalk W. Cronjé
Twitter / Ello / Toeter : @ysb33r