Package | Description |
---|---|
java.util |
Utilities
|
Modifier and Type | Class and Description |
---|---|
class |
HashSet<T>
This class provides a HashMap-backed implementation of the Set interface.
|
class |
LinkedHashSet<T>
This class provides a hashtable-backed implementation of the
Set interface, with predictable traversal order.
|
class |
TreeSet<T>
This class provides a TreeMap-backed implementation of the SortedSet
interface.
|