Thanks.  I probably shouldn't be allowed to play with computers right now.  Not even email.  I pulled my back out again and I'm taking muscle relaxers and mild pain killers (ala Rush L.) and I hope I'm not "hooked" by the time that I get well.  :-)  Anyway, thanks for the correction and that really IS what I meant in the earlier email.  Thanks for keeping me "straight." 


[EMAIL PROTECTED] wrote:
I think James Owen wrote:
  
One other thing, something that most "old timers" even forget.  :-)  If 
you re-write equals for a class that already exists or one that you 
inherit then you have to re-write the hash map table.
    

Of course what jco means is that if you override equals(), you should
override hashCode() as well; the details of doing this correctly are
spelled out quite clearly in the Javadocs for the Object class. Joshua
Bloch's book is, indeed, good as well.



---------------------------------------------------------
Ernest Friedman-Hill  
Advanced Software Research          Phone: (925) 294-2154
Sandia National Labs                FAX:   (925) 294-2234
PO Box 969, MS 9012                 [EMAIL PROTECTED]
Livermore, CA 94550         http://herzberg.ca.sandia.gov

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