Java cannot express immutability. `final` is not transitive, so nothing stops an... | Hacker News

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pkolaczk on April 4, 2024 | parent | context | favorite | on: Garbage collection for systems programmers (2023)

Java cannot express immutability. `final` is not transitive, so nothing stops an unrelated change in code to break something that was immutable earlier. Same with Golang.

rbehrends on April 4, 2024 [–]

You can express immutability simply by making all instance variables private and not providing any methods to modify them.

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