Package | Description |
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java.util |
Contains utility classes including the collections framework and date manipulation.
|
Modifier and Type | Class and Description |
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class |
AbstractSet<E>
This class provides a skeletal implementation of the
Set interface to minimize the
effort required to implement this interface. |
Modifier and Type | Method and Description |
---|---|
Set<Map.Entry<K,V>> |
Map.entrySet()
Returns a
Set view of the mappings contained in this map. |
Set<Map.Entry<K,V>> |
WeakHashMap.entrySet()
Returns a
Set view of the mappings contained in this map. |
Set<Map.Entry<K,V>> |
HashMap.entrySet()
Returns a
Set view of the mappings contained in this map. |
Set<Map.Entry<K,V>> |
Hashtable.entrySet()
Returns a
Set view of the mappings contained in this map. |
abstract Set<Map.Entry<K,V>> |
AbstractMap.entrySet() |
Set<K> |
Map.keySet()
Returns a
Set view of the keys contained in this map. |
Set<K> |
WeakHashMap.keySet()
Returns a
Set view of the keys contained in this map. |
Set<K> |
HashMap.keySet()
Returns a
Set view of the keys contained in this map. |
Set<K> |
Hashtable.keySet()
Returns a
Set view of the keys contained in this map. |
Set<K> |
AbstractMap.keySet()
Returns a
Set view of the keys contained in this map. |