java.lang.Object
java.util.AbstractCollection<E>
java.util.AbstractSet<E>
org.pcollections.AbstractUnmodifiableSet<E>
org.pcollections.MapPSet<E>
- Type Parameters:
E
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- All Implemented Interfaces:
Serializable
,Iterable<E>
,Collection<E>
,Set<E>
,PCollection<E>
,PSet<E>
A map-backed persistent set.
If the backing map is thread-safe, then this implementation is thread-safe (assuming Java's AbstractSet is thread-safe), although its iterators may not be.
- See Also:
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Nested Class Summary
Nested Classes -
Field Summary
FieldsModifier and TypeFieldDescriptionprivate static final long
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionboolean
static <E> MapPSet
<E> static <E> MapPSet
<E> static <E> MapPSet
<E> from
(PMap<E, ?> map, Collection<? extends E> list) intersect
(Collection<? extends E> list) iterator()
minusAll
(Collection<?> list) plusAll
(Collection<? extends E> list) int
size()
Methods inherited from class org.pcollections.AbstractUnmodifiableSet
add, addAll, clear, remove, removeAll, removeIf, retainAll
Methods inherited from class java.util.AbstractSet
equals, hashCode
Methods inherited from class java.util.AbstractCollection
containsAll, isEmpty, toArray, toArray, toString
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
Methods inherited from interface java.util.Collection
parallelStream, removeIf, stream, toArray
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Field Details
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serialVersionUID
private static final long serialVersionUID- See Also:
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map
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Constructor Details
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MapPSet
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Method Details
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from
- Type Parameters:
E
-- Parameters:
map
-- Returns:
- a PSet with the elements of map.keySet(), backed by map
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from
- Type Parameters:
E
-- Parameters:
map
-e
-- Returns:
- from(map).plus(e)
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from
- Type Parameters:
E
-- Parameters:
map
-list
-- Returns:
- from(map).plusAll(list)
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iterator
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size
public int size()- Specified by:
size
in interfaceCollection<E>
- Specified by:
size
in interfaceSet<E>
- Specified by:
size
in classAbstractCollection<E>
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contains
- Specified by:
contains
in interfaceCollection<E>
- Specified by:
contains
in interfaceSet<E>
- Overrides:
contains
in classAbstractCollection<E>
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plus
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minus
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plusAll
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minusAll
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intersect
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