Re: Subclassing EnumSet to add an interface?
Richard Reynolds wrote:
"Eric Smith" <email@example.com> wrote in message
You're not specifying a constructor, so one is being created for you,
Yes, I had tried doing that explicitly as well.
In fact, since EnumSet has no public constructors, it
cannot be subclassed (other than, perhaps, within its package.)
Thanks, I was afraid that might be the case but wasn't sure.
Ugh. I'll have to write my own EnumSet class.
I never cease to be amazed at how often the standard Java
classes do 95% of what I want, but *cannot* be coerced into
letting me implement that last 5%.
Could you write your own class that implements Comparable and just delegates
the EumSet methods to a contained EnumSet class? maybe that's what you meant
As Joshua Bloch advised in /Effective Java/, "prefer composition to inheritance."
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