Re: Possible bug in MemoizedSymbol

On Fri, Mar 14, 2003 at 03:22:12PM +0100, Andreas Prohaska wrote:
> 
> > Yes, but the only place that key exists is in the MemoizedSymbol, so 
> > when its garbage collected, it should free the WeakHashMap as well.  
> > Remember, the Java GC can handle circular references like this.
> > 
> 
> But the MemoizedSymbol is always referenced. WeakHashMaps have strong
> references to their value objects.
> 
> Here's the little program I run together with one code example. You have to 
> change package names a bit if you want to run it.
> 
> BTW, thanks for your fast answers ;-)

You're absolutely right.  Its a slow leak, but its a leak.  I've checked 
in a fix into CVS, which does the Java APIs suggestion of wrapping the 
value in a WeakReference.   Thanks for the help!

	Scott

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