Huston, we have a problem !

Neal Gafter neal at
Fri Feb 18 10:30:03 PST 2011

On Fri, Feb 18, 2011 at 8:34 AM, Florian Weimer <fweimer at> wrote:

> It is impossible to implement reification in a backwards-compatible
> fashion.

See <> for
one approach that is clearly backwards-compatible.

> And I think it is fair to say that the planned backwards
> compatibility of the generics feature in Java 5 did not materialize in
> practice. 8-(

Compatibility is most successful when you don't even notice it.  Few
existing programs failed to compile in Java 5, yet the widely-used
collections APIs are now generic.

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