Several new APIs have been added that facilitate the creation of unmodifiable collections.
methods create new collection instances from existing instances.
New methods have been added to the Collectors class in the Stream package.
These allow the elements of a Stream to be collected into an unmodifiable collection.
- The List.copyOf
- Set.copyOf
- Map.copyOf
methods create new collection instances from existing instances.
New methods have been added to the Collectors class in the Stream package.
- toUnmodifiableList
- toUnmodifiableSet
- toUnmodifiableMap
These allow the elements of a Stream to be collected into an unmodifiable collection.
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