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Re:Java Is Unsound: The Industry Perspective by platz on Tuesday January 24, 2017 @03:23PM (#13475106)
> Optional also only applies to value types

no - Java's Optional applies to reference types.

Re:Java Is Unsound: The Industry Perspective by dsp1234 on Tuesday January 24, 2017 @03:36PM (#13475226)
Yes, I was misreading the documentation. The Optional class itself is to be considered a value type, and reference equality on Optional objects shouldn't be done.