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- Type Parameters:
E
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- All Superinterfaces:
java.util.Collection<E>
,java.lang.Iterable<E>
,PCollection<E>
- All Known Implementing Classes:
MapPBag
public interface PBag<E> extends PCollection<E>
An unordered collection allowing duplicate elements.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description PBag<E>
minus(java.lang.Object e)
PBag<E>
minusAll(java.util.Collection<?> list)
PBag<E>
plus(E e)
PBag<E>
plusAll(java.util.Collection<? extends E> list)
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Method Detail
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plus
PBag<E> plus(E e)
- Specified by:
plus
in interfacePCollection<E>
- Returns:
- a collection which contains e and all of the elements of this
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plusAll
PBag<E> plusAll(java.util.Collection<? extends E> list)
- Specified by:
plusAll
in interfacePCollection<E>
- Returns:
- a collection which contains all of the elements of list and this
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minus
PBag<E> minus(java.lang.Object e)
- Specified by:
minus
in interfacePCollection<E>
- Returns:
- this with a single instance of e removed, if e is in this
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minusAll
PBag<E> minusAll(java.util.Collection<?> list)
- Specified by:
minusAll
in interfacePCollection<E>
- Returns:
- this with all elements of list completely removed
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