org.jgrapht.util

Class UnmodifiableUnionSet<E>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractSet<E>

org.jgrapht.util.UnmodifiableUnionSet<E>

Type Parameters:

E - the element type

All Implemented Interfaces:

Serializable, Iterable<E>, Collection<E>, Set<E>

public class UnmodifiableUnionSet<E>
extends AbstractSet<E>
implements Serializable

An unmodifiable live view of the union of two sets.

Author:

Dimitrios Michail

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
UnmodifiableUnionSet(Set<E> first, Set<E> second) Constructs a new set.

Method Summary

Modifier and Type	Method and Description
boolean	contains(Object o)
Iterator<E>	iterator()
int	size() Since the view is live, this operation is no longer a constant time operation.

Methods inherited from class java.util.AbstractSet

equals, hashCode, removeAll

Methods inherited from class java.util.AbstractCollection

add, addAll, clear, containsAll, isEmpty, 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, isEmpty, remove, retainAll, spliterator, toArray, toArray

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Constructor Detail

UnmodifiableUnionSet

public UnmodifiableUnionSet(Set<E> first,
                            Set<E> second)

Constructs a new set.

Parameters:

first - the first set

second - the second set

Method Detail

iterator

public Iterator<E> iterator()

Specified by:

iterator in interface Iterable<E>

Specified by:

iterator in interface Collection<E>

Specified by:

iterator in interface Set<E>

Specified by:

iterator in class AbstractCollection<E>

size

public int size()

Since the view is live, this operation is no longer a constant time operation.

Specified by:

size in interface Collection<E>

Specified by:

size in interface Set<E>

Specified by:

size in class AbstractCollection<E>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<E>

Specified by:

contains in interface Set<E>

Overrides:

contains in class AbstractCollection<E>