Re: A java DEBUG flag

[Bryce McKinlay]

Mark Wielaard wrote:

> > Granted, a smart JIT will be able to take advantage
> > of it being a final field and eliminate the debug code from what it
> > generates. However, if it is used extensively in the runtime then it is
> > probable that the flag would be evaluated before the system property is set,
> > making it useless.
> So you have to reevaluate the System property every time (as you seem to
> do in your ObjectInputStream patch). I was hoping that you could set system
> properties on the command line with gcj compiled binaries then you could
> be sure that such a property was always set (or not set). This is what
> gij seems to do.

Setting a property on the command line doesn't stop the application changing 
that
property later. I figured it would be nice to be able to disable debugging at
runtime as well, hence the re-checking the property in the ObjectInputStream
constructor.

regards

  [ bryce ]