Re: [R] Destructor for S4 objects?

2005-01-12 Thread Adam Lyon
Hi Robert, It looks like there is no way to explicitly make an S4 object call a function when it is garbage collected unless you resort to tricks with reg.finalizer. It turns out that Prof. Ripley's reply (thanks!!) had enough hints in it that I was able to get the effect I wanted by using R's

RE: [R] Destructor for S4 objects?

2005-01-08 Thread McGehee, Robert
1:36 PM To: r-help@stat.math.ethz.ch Subject: [R] Destructor for S4 objects? Hi, To write a constructor for an S4 object, you make an initialize method which will be called by new. But how would I make a destructor method to be called when the S4 object is garbage collected? I'm looking

RE: [R] Destructor for S4 objects?

2005-01-08 Thread Prof Brian Ripley
On Sat, 8 Jan 2005, McGehee, Robert wrote: Adam, I'm about to encounter a very similar problem, so would be curious if you find a good solution, although your thoughts with reg.finalizer look promising. The thoughts I had sketched out for tackling this problem: 1) Have all ancillary resources

[R] Destructor for S4 objects?

2005-01-07 Thread Adam Lyon
Hi, To write a constructor for an S4 object, you make an initialize method which will be called by new. But how would I make a destructor method to be called when the S4 object is garbage collected? I'm looking at reg.finalizer, but I'm not sure how to make that work for an S4 object. I want to