How do I create a read-only collection?
Created May 4, 2012
John Zukowski The Collections class has six methods to help out here:
- unmodifiableCollection(Collection c)
- unmodifiableList(List list)
- unmodifiableMap(Map m)
- unmodifiableSet(Set s)
- unmodifiableSortedMap(SortedMap m)
- unmodifiableSortedSet(SortedSet s)