org.mapdb

Class BTreeMap.KeySet<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractSet<E>

org.mapdb.BTreeMap.KeySet<E>

All Implemented Interfaces:

java.lang.Iterable<E>, java.util.Collection<E>, java.util.NavigableSet<E>, java.util.Set<E>, java.util.SortedSet<E>

Enclosing class:

BTreeMap<K,V>

public static final class BTreeMap.KeySet<E>
extends java.util.AbstractSet<E>
implements java.util.NavigableSet<E>

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	hasValues
protected java.util.concurrent.ConcurrentNavigableMap<E,java.lang.Object>	m

Constructor Summary

Constructors

Constructor and Description
KeySet(java.util.concurrent.ConcurrentNavigableMap<E,java.lang.Object> map, boolean hasValues)

Method Summary

Modifier and Type	Method and Description
boolean	add(E k)
E	ceiling(E e)
void	clear()
java.util.Comparator<? super E>	comparator()
boolean	contains(java.lang.Object o)
java.util.Iterator<E>	descendingIterator()
java.util.NavigableSet<E>	descendingSet()
boolean	equals(java.lang.Object o)
E	first()
E	floor(E e)
java.util.NavigableSet<E>	headSet(E toElement)
java.util.NavigableSet<E>	headSet(E toElement, boolean inclusive)
E	higher(E e)
boolean	isEmpty()
java.util.Iterator<E>	iterator()
E	last()
E	lower(E e)
E	pollFirst()
E	pollLast()
boolean	remove(java.lang.Object o)
int	size()
long	sizeLong()
java.util.NavigableSet<E>	subSet(E fromElement, boolean fromInclusive, E toElement, boolean toInclusive)
java.util.NavigableSet<E>	subSet(E fromElement, E toElement)
java.util.NavigableSet<E>	tailSet(E fromElement)
java.util.NavigableSet<E>	tailSet(E fromElement, boolean inclusive)
java.lang.Object[]	toArray()
<T> T[]	toArray(T[] a)

Methods inherited from class java.util.AbstractSet

hashCode, removeAll

Methods inherited from class java.util.AbstractCollection

addAll, containsAll, retainAll, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.SortedSet

spliterator

Methods inherited from interface java.util.Set

addAll, containsAll, hashCode, removeAll, retainAll

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Field Detail

m

protected final java.util.concurrent.ConcurrentNavigableMap<E,java.lang.Object> m

hasValues

private final boolean hasValues

Constructor Detail

KeySet

KeySet(java.util.concurrent.ConcurrentNavigableMap<E,java.lang.Object> map,
       boolean hasValues)

Method Detail

size

public int size()

Specified by:

size in interface java.util.Collection<E>

Specified by:

size in interface java.util.Set<E>

Specified by:

size in class java.util.AbstractCollection<E>

sizeLong

public long sizeLong()

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection<E>

Specified by:

isEmpty in interface java.util.Set<E>

Overrides:

isEmpty in class java.util.AbstractCollection<E>

contains

public boolean contains(java.lang.Object o)

Specified by:

contains in interface java.util.Collection<E>

Specified by:

contains in interface java.util.Set<E>

Overrides:

contains in class java.util.AbstractCollection<E>

remove

public boolean remove(java.lang.Object o)

Specified by:

remove in interface java.util.Collection<E>

Specified by:

remove in interface java.util.Set<E>

Overrides:

remove in class java.util.AbstractCollection<E>

clear

public void clear()

Specified by:

clear in interface java.util.Collection<E>

Specified by:

clear in interface java.util.Set<E>

Overrides:

clear in class java.util.AbstractCollection<E>

lower

public E lower(E e)

Specified by:

lower in interface java.util.NavigableSet<E>

floor

public E floor(E e)

Specified by:

floor in interface java.util.NavigableSet<E>

ceiling

public E ceiling(E e)

Specified by:

ceiling in interface java.util.NavigableSet<E>

higher

public E higher(E e)

Specified by:

higher in interface java.util.NavigableSet<E>

comparator

public java.util.Comparator<? super E> comparator()

Specified by:

comparator in interface java.util.SortedSet<E>

first

public E first()

Specified by:

first in interface java.util.SortedSet<E>

last

public E last()

Specified by:

last in interface java.util.SortedSet<E>

pollFirst

public E pollFirst()

Specified by:

pollFirst in interface java.util.NavigableSet<E>

pollLast

public E pollLast()

Specified by:

pollLast in interface java.util.NavigableSet<E>

iterator

public java.util.Iterator<E> iterator()

Specified by:

iterator in interface java.lang.Iterable<E>

Specified by:

iterator in interface java.util.Collection<E>

Specified by:

iterator in interface java.util.NavigableSet<E>

Specified by:

iterator in interface java.util.Set<E>

Specified by:

iterator in class java.util.AbstractCollection<E>

equals

public boolean equals(java.lang.Object o)

Specified by:

equals in interface java.util.Collection<E>

Specified by:

equals in interface java.util.Set<E>

Overrides:

equals in class java.util.AbstractSet<E>

toArray

public java.lang.Object[] toArray()

Specified by:

toArray in interface java.util.Collection<E>

Specified by:

toArray in interface java.util.Set<E>

Overrides:

toArray in class java.util.AbstractCollection<E>

toArray

public <T> T[] toArray(T[] a)

Specified by:

toArray in interface java.util.Collection<E>

Specified by:

toArray in interface java.util.Set<E>

Overrides:

toArray in class java.util.AbstractCollection<E>

descendingIterator

public java.util.Iterator<E> descendingIterator()

Specified by:

descendingIterator in interface java.util.NavigableSet<E>

subSet

public java.util.NavigableSet<E> subSet(E fromElement,
                                        boolean fromInclusive,
                                        E toElement,
                                        boolean toInclusive)

Specified by:

subSet in interface java.util.NavigableSet<E>

headSet

public java.util.NavigableSet<E> headSet(E toElement,
                                         boolean inclusive)

Specified by:

headSet in interface java.util.NavigableSet<E>

tailSet

public java.util.NavigableSet<E> tailSet(E fromElement,
                                         boolean inclusive)

Specified by:

tailSet in interface java.util.NavigableSet<E>

subSet

public java.util.NavigableSet<E> subSet(E fromElement,
                                        E toElement)

Specified by:

subSet in interface java.util.NavigableSet<E>

Specified by:

subSet in interface java.util.SortedSet<E>

headSet

public java.util.NavigableSet<E> headSet(E toElement)

Specified by:

headSet in interface java.util.NavigableSet<E>

Specified by:

headSet in interface java.util.SortedSet<E>

tailSet

public java.util.NavigableSet<E> tailSet(E fromElement)

Specified by:

tailSet in interface java.util.NavigableSet<E>

Specified by:

tailSet in interface java.util.SortedSet<E>

descendingSet

public java.util.NavigableSet<E> descendingSet()

Specified by:

descendingSet in interface java.util.NavigableSet<E>

add

public boolean add(E k)

Specified by:

add in interface java.util.Collection<E>

Specified by:

add in interface java.util.Set<E>

Overrides:

add in class java.util.AbstractCollection<E>