Question: Why Java not have an union type

Andrew Haley aph at
Sun Jan 10 11:12:00 UTC 2021

I think that JEP 218: Generics over Primitive Types gets you where you
need to be, but in a very Java way.

Andrew Haley  (he/him)
Java Platform Lead Engineer
Red Hat UK Ltd. <>
EAC8 43EB D3EF DB98 CC77 2FAD A5CD 6035 332F A671

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