Class HashBag<E>
- java.lang.Object
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- org.apache.commons.collections4.bag.AbstractMapBag<E>
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- org.apache.commons.collections4.bag.HashBag<E>
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- Type Parameters:
E
- the type of elements in this bag
- All Implemented Interfaces:
java.io.Serializable
,java.lang.Iterable<E>
,java.util.Collection<E>
,Bag<E>
public class HashBag<E> extends AbstractMapBag<E> implements java.io.Serializable
ImplementsBag
, using aHashMap
to provide the data storage. This is the standard implementation of a bag.A
Bag
stores each object in the collection together with a count of occurrences. Extra methods on the interface allow multiple copies of an object to be added or removed at once. It is important to read the interface javadoc carefully as several methods violate theCollection
interface specification.- Since:
- 3.0 (previously in main package v2.0)
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.commons.collections4.bag.AbstractMapBag
AbstractMapBag.MutableInteger
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Method Summary
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Methods inherited from class org.apache.commons.collections4.bag.AbstractMapBag
add, add, addAll, clear, contains, containsAll, doReadObject, doWriteObject, equals, getCount, getMap, hashCode, isEmpty, iterator, remove, remove, removeAll, retainAll, size, toArray, toArray, toString, uniqueSet
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Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
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