org.apache.cassandra.utils.btree

Class BTreeSet<V>

java.lang.Object

org.apache.cassandra.utils.btree.BTreeSet<V>

All Implemented Interfaces:

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

Direct Known Subclasses:

BTreeSet.BTreeRange

public class BTreeSet<V>
extends java.lang.Object
implements java.util.NavigableSet<V>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BTreeSet.BTreeDescRange<V>
static class	BTreeSet.BTreeRange<V>

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Comparator<V>	comparator
protected java.lang.Object[]	tree

Constructor Summary

Constructors

Constructor and Description
BTreeSet(java.lang.Object[] tree, java.util.Comparator<V> comparator)

Method Summary

Modifier and Type	Method and Description
boolean	add(V v)
boolean	addAll(java.util.Collection<? extends V> c)
V	ceiling(V v)
void	clear()
java.util.Comparator<? super V>	comparator()
boolean	contains(java.lang.Object o)
boolean	containsAll(java.util.Collection<?> c)
java.util.Iterator<V>	descendingIterator()
java.util.NavigableSet<V>	descendingSet()
V	first()
V	floor(V v)
java.util.SortedSet<V>	headSet(V toElement)
java.util.NavigableSet<V>	headSet(V toElement, boolean inclusive)
V	higher(V v)
boolean	isEmpty()
java.util.Iterator<V>	iterator()
V	last()
V	lower(V v)
V	pollFirst()
V	pollLast()
boolean	remove(java.lang.Object o)
boolean	removeAll(java.util.Collection<?> c)
boolean	retainAll(java.util.Collection<?> c)
int	size()
protected Cursor<V,V>	slice(boolean forwards, boolean permitInversion)
java.util.NavigableSet<V>	subSet(V fromElement, boolean fromInclusive, V toElement, boolean toInclusive)
java.util.SortedSet<V>	subSet(V fromElement, V toElement)
java.util.SortedSet<V>	tailSet(V fromElement)
java.util.NavigableSet<V>	tailSet(V fromElement, boolean inclusive)
java.lang.Object[]	toArray()
<T> T[]	toArray(T[] a)
BTreeSet<V>	update(java.util.Collection<V> updateWith, boolean isSorted)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.SortedSet

spliterator

Methods inherited from interface java.util.Set

equals, hashCode

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Field Detail

comparator

protected final java.util.Comparator<V> comparator

tree

protected final java.lang.Object[] tree

Constructor Detail

BTreeSet

public BTreeSet(java.lang.Object[] tree,
                java.util.Comparator<V> comparator)

Method Detail

update

public BTreeSet<V> update(java.util.Collection<V> updateWith,
                          boolean isSorted)

comparator

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

Specified by:

comparator in interface java.util.SortedSet<V>

slice

protected Cursor<V,V> slice(boolean forwards,
                            boolean permitInversion)

size

public int size()

Specified by:

size in interface java.util.Collection<V>

Specified by:

size in interface java.util.Set<V>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection<V>

Specified by:

isEmpty in interface java.util.Set<V>

iterator

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

Specified by:

iterator in interface java.lang.Iterable<V>

Specified by:

iterator in interface java.util.Collection<V>

Specified by:

iterator in interface java.util.NavigableSet<V>

Specified by:

iterator in interface java.util.Set<V>

descendingIterator

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

Specified by:

descendingIterator in interface java.util.NavigableSet<V>

toArray

public java.lang.Object[] toArray()

Specified by:

toArray in interface java.util.Collection<V>

Specified by:

toArray in interface java.util.Set<V>

toArray

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

Specified by:

toArray in interface java.util.Collection<V>

Specified by:

toArray in interface java.util.Set<V>

subSet

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

Specified by:

subSet in interface java.util.NavigableSet<V>

headSet

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

Specified by:

headSet in interface java.util.NavigableSet<V>

tailSet

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

Specified by:

tailSet in interface java.util.NavigableSet<V>

subSet

public java.util.SortedSet<V> subSet(V fromElement,
                                     V toElement)

Specified by:

subSet in interface java.util.NavigableSet<V>

Specified by:

subSet in interface java.util.SortedSet<V>

headSet

public java.util.SortedSet<V> headSet(V toElement)

Specified by:

headSet in interface java.util.NavigableSet<V>

Specified by:

headSet in interface java.util.SortedSet<V>

tailSet

public java.util.SortedSet<V> tailSet(V fromElement)

Specified by:

tailSet in interface java.util.NavigableSet<V>

Specified by:

tailSet in interface java.util.SortedSet<V>

first

public V first()

Specified by:

first in interface java.util.SortedSet<V>

last

public V last()

Specified by:

last in interface java.util.SortedSet<V>

addAll

public boolean addAll(java.util.Collection<? extends V> c)

Specified by:

addAll in interface java.util.Collection<V>

Specified by:

addAll in interface java.util.Set<V>

retainAll

public boolean retainAll(java.util.Collection<?> c)

Specified by:

retainAll in interface java.util.Collection<V>

Specified by:

retainAll in interface java.util.Set<V>

removeAll

public boolean removeAll(java.util.Collection<?> c)

Specified by:

removeAll in interface java.util.Collection<V>

Specified by:

removeAll in interface java.util.Set<V>

clear

public void clear()

Specified by:

clear in interface java.util.Collection<V>

Specified by:

clear in interface java.util.Set<V>

pollFirst

public V pollFirst()

Specified by:

pollFirst in interface java.util.NavigableSet<V>

pollLast

public V pollLast()

Specified by:

pollLast in interface java.util.NavigableSet<V>

add

public boolean add(V v)

Specified by:

add in interface java.util.Collection<V>

Specified by:

add in interface java.util.Set<V>

remove

public boolean remove(java.lang.Object o)

Specified by:

remove in interface java.util.Collection<V>

Specified by:

remove in interface java.util.Set<V>

lower

public V lower(V v)

Specified by:

lower in interface java.util.NavigableSet<V>

floor

public V floor(V v)

Specified by:

floor in interface java.util.NavigableSet<V>

ceiling

public V ceiling(V v)

Specified by:

ceiling in interface java.util.NavigableSet<V>

higher

public V higher(V v)

Specified by:

higher in interface java.util.NavigableSet<V>

contains

public boolean contains(java.lang.Object o)

Specified by:

contains in interface java.util.Collection<V>

Specified by:

contains in interface java.util.Set<V>

containsAll

public boolean containsAll(java.util.Collection<?> c)

Specified by:

containsAll in interface java.util.Collection<V>

Specified by:

containsAll in interface java.util.Set<V>

descendingSet

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

Specified by:

descendingSet in interface java.util.NavigableSet<V>