java.util
Class TreeMap.SubMapKeySet<K,V>

java.lang.Object
  java.util.AbstractCollection<E>
      java.util.AbstractSet<K>
          java.util.TreeMap.SubMapKeySet<K,V>

All Implemented Interfaces:

Iterable<K>, Collection<K>, Set<K>

Enclosing class:

TreeMap<K,V>

static class TreeMap.SubMapKeySet<K,V>
extends AbstractSet<K>
implements Set<K>

Field Summary

(package private) TreeMap.SubMap<K,V>

subMap

Constructor Summary

TreeMap.SubMapKeySet(TreeMap.SubMap<K,V> map)

Method Summary

boolean	contains(Object object) Searches this Collection for the specified object.
boolean	isEmpty() Returns true if the collection has no element, otherwise false.
Iterator<K>	iterator() Returns an Iterator on the elements of this Collection.
int	size() Returns the number of elements in this Collection.

Methods inherited from class java.util.AbstractSet

equals, hashCode, removeAll

Methods inherited from class java.util.AbstractCollection

add, addAll, clear, containsAll, remove, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Set

add, addAll, clear, containsAll, equals, hashCode, remove, removeAll, retainAll, toArray, toArray

Field Detail

subMap

TreeMap.SubMap<K,V> subMap

Constructor Detail

TreeMap.SubMapKeySet

TreeMap.SubMapKeySet(TreeMap.SubMap<K,V> map)

Method Detail

contains

public boolean contains(Object object)

Description copied from class: AbstractCollection

Searches this Collection for the specified object.

Specified by:

contains in interface Collection<K>

Specified by:

contains in interface Set<K>

Overrides:

contains in class AbstractCollection<K>

Parameters:

object - the object to search for

Returns:

true if object is an element of this Collection, false otherwise

isEmpty

public boolean isEmpty()

Description copied from class: AbstractCollection

Returns true if the collection has no element, otherwise false.

Specified by:

isEmpty in interface Collection<K>

Specified by:

isEmpty in interface Set<K>

Overrides:

isEmpty in class AbstractCollection<K>

Returns:

true if the collection has no element.

See Also:

Collection.size()

size

public int size()

Description copied from class: AbstractCollection

Returns the number of elements in this Collection.

Specified by:

size in interface Collection<K>

Specified by:

size in interface Set<K>

Specified by:

size in class AbstractCollection<K>

Returns:

the number of elements in this Collection

iterator

public Iterator<K> iterator()

Description copied from class: AbstractCollection

Returns an Iterator on the elements of this Collection. A subclass must implement the abstract methods iterator() and size().

Specified by:

iterator in interface Iterable<K>

Specified by:

iterator in interface Collection<K>

Specified by:

iterator in interface Set<K>

Specified by:

iterator in class AbstractCollection<K>

Returns:

an Iterator on the elements of this Collection

See Also:

Iterator