4582      * @since 1.8

  4582      * @since 1.8

  4583      */

  4583      */

  4584     public static class KeySetView<K,V> extends CollectionView<K,V,K>

  4584     public static class KeySetView<K,V> extends CollectionView<K,V,K>

  4585         implements Set<K>, java.io.Serializable {

  4585         implements Set<K>, java.io.Serializable {

  4586         private static final long serialVersionUID = 7249069246763182397L;

  4586         private static final long serialVersionUID = 7249069246763182397L;

  4587         private final V value;

  4588         private final V value;

  4588         KeySetView(ConcurrentHashMap<K,V> map, V value) {  // non-public

  4589         KeySetView(ConcurrentHashMap<K,V> map, V value) {  // non-public

  4589             super(map);

  4590             super(map);

  4590             this.value = value;

  4591             this.value = value;

  4591         }

  4592         }