Package com.tangosol.util
Class AbstractKeyBasedMap.ValuesCollection
java.lang.Object
java.util.AbstractCollection<V>
com.tangosol.util.AbstractKeyBasedMap.ValuesCollection
- All Implemented Interfaces:
Iterable<V>
,Collection<V>
- Direct Known Subclasses:
AbstractKeySetBasedMap.ValuesCollection
- Enclosing class:
AbstractKeyBasedMap<K,
V>
A Collection of values backed by this map.
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Nested Class Summary
Modifier and TypeClassDescriptionprotected class
An Iterator over the values Collection that is backed by the AbstractKeyBasedMap. -
Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptionvoid
clear()
Removes all of the elements from this Collection by clearing the underlying Map.boolean
Returns true if this collection contains the specified element.Factory pattern: Create a values Iterator.boolean
isEmpty()
Returns true if this Set is empty.iterator()
Returns an iterator over the elements contained in this collection.boolean
Removes the specified element from this Collection of values if it is present by removing the associated key/value mapping from the underlying Map.int
size()
Returns the number of elements in this collection.Methods inherited from class java.util.AbstractCollection
add, addAll, containsAll, removeAll, retainAll, toArray, toArray, toString
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
Methods inherited from interface java.util.Collection
equals, hashCode, parallelStream, removeIf, spliterator, stream, toArray
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Constructor Details
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ValuesCollection
protected ValuesCollection()
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Method Details
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clear
public void clear()Removes all of the elements from this Collection by clearing the underlying Map.- Specified by:
clear
in interfaceCollection<V>
- Overrides:
clear
in classAbstractCollection<V>
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contains
Returns true if this collection contains the specified element. More formally, returns true if and only if this collection contains at least one element e such that (o==null ? e==null : o.equals(e)).- Specified by:
contains
in interfaceCollection<V>
- Overrides:
contains
in classAbstractCollection<V>
- Parameters:
o
- object to be checked for containment in this collection- Returns:
- true if this collection contains the specified element
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isEmpty
public boolean isEmpty()Returns true if this Set is empty.- Specified by:
isEmpty
in interfaceCollection<V>
- Overrides:
isEmpty
in classAbstractCollection<V>
- Returns:
- true if this Set is empty
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iterator
Returns an iterator over the elements contained in this collection.- Specified by:
iterator
in interfaceCollection<V>
- Specified by:
iterator
in interfaceIterable<V>
- Specified by:
iterator
in classAbstractCollection<V>
- Returns:
- an iterator over the elements contained in this collection
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remove
Removes the specified element from this Collection of values if it is present by removing the associated key/value mapping from the underlying Map.- Specified by:
remove
in interfaceCollection<V>
- Overrides:
remove
in classAbstractCollection<V>
- Parameters:
o
- object to be removed from this Collection, if present- Returns:
- true if the Collection contained the specified element
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size
public int size()Returns the number of elements in this collection.- Specified by:
size
in interfaceCollection<V>
- Specified by:
size
in classAbstractCollection<V>
- Returns:
- the number of elements in this collection
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instantiateIterator
Factory pattern: Create a values Iterator.- Returns:
- a new instance of an Iterator over the values Collection
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