Package it.unimi.dsi.fastutil.objects
Class ObjectBigLists
- java.lang.Object
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- it.unimi.dsi.fastutil.objects.ObjectBigLists
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public final class ObjectBigLists extends java.lang.Object
A class providing static methods and objects that do useful things with type-specific big lists.- See Also:
Collections
,BigList
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
ObjectBigLists.EmptyBigList<K>
An immutable class representing an empty type-specific big list.static class
ObjectBigLists.ListBigList<K>
A class exposing a list as a big list.static class
ObjectBigLists.Singleton<K>
An immutable class representing a type-specific singleton big list.static class
ObjectBigLists.SynchronizedBigList<K>
A synchronized wrapper class for big lists.static class
ObjectBigLists.UnmodifiableBigList<K>
An unmodifiable wrapper class for big lists.
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Field Summary
Fields Modifier and Type Field Description static ObjectBigLists.EmptyBigList
EMPTY_BIG_LIST
An empty big list (immutable).
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static <K> ObjectBigList<K>
asBigList(ObjectList<K> list)
Returns a big list backed by the specified list.static <K> ObjectBigList<K>
emptyList()
Returns an empty big list (immutable).static <K> ObjectBigList<K>
shuffle(ObjectBigList<K> l, java.util.Random random)
Shuffles the specified big list using the specified pseudorandom number generator.static <K> ObjectBigList<K>
singleton(K element)
Returns a type-specific immutable big list containing only the specified element.static <K> ObjectBigList<K>
synchronize(ObjectBigList<K> l)
Returns a synchronized type-specific big list backed by the given type-specific big list.static <K> ObjectBigList<K>
synchronize(ObjectBigList<K> l, java.lang.Object sync)
Returns a synchronized type-specific big list backed by the given type-specific big list, using an assigned object to synchronize.static <K> ObjectBigList<K>
unmodifiable(ObjectBigList<K> l)
Returns an unmodifiable type-specific big list backed by the given type-specific big list.
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Field Detail
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EMPTY_BIG_LIST
public static final ObjectBigLists.EmptyBigList EMPTY_BIG_LIST
An empty big list (immutable). It is serializable and cloneable.
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Method Detail
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shuffle
public static <K> ObjectBigList<K> shuffle(ObjectBigList<K> l, java.util.Random random)
Shuffles the specified big list using the specified pseudorandom number generator.- Parameters:
l
- the big list to be shuffled.random
- a pseudorandom number generator.- Returns:
l
.
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emptyList
public static <K> ObjectBigList<K> emptyList()
Returns an empty big list (immutable). It is serializable and cloneable.This method provides a typesafe access to
EMPTY_BIG_LIST
.- Returns:
- an empty big list (immutable).
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singleton
public static <K> ObjectBigList<K> singleton(K element)
Returns a type-specific immutable big list containing only the specified element. The returned big list is serializable and cloneable.- Parameters:
element
- the only element of the returned big list.- Returns:
- a type-specific immutable big list containing just
element
.
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synchronize
public static <K> ObjectBigList<K> synchronize(ObjectBigList<K> l)
Returns a synchronized type-specific big list backed by the given type-specific big list.- Parameters:
l
- the big list to be wrapped in a synchronized big list.- Returns:
- a synchronized view of the specified big list.
- See Also:
Collections.synchronizedList(List)
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synchronize
public static <K> ObjectBigList<K> synchronize(ObjectBigList<K> l, java.lang.Object sync)
Returns a synchronized type-specific big list backed by the given type-specific big list, using an assigned object to synchronize.- Parameters:
l
- the big list to be wrapped in a synchronized big list.sync
- an object that will be used to synchronize the access to the big list.- Returns:
- a synchronized view of the specified big list.
- See Also:
Collections.synchronizedList(List)
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unmodifiable
public static <K> ObjectBigList<K> unmodifiable(ObjectBigList<K> l)
Returns an unmodifiable type-specific big list backed by the given type-specific big list.- Parameters:
l
- the big list to be wrapped in an unmodifiable big list.- Returns:
- an unmodifiable view of the specified big list.
- See Also:
Collections.unmodifiableList(List)
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asBigList
public static <K> ObjectBigList<K> asBigList(ObjectList<K> list)
Returns a big list backed by the specified list.- Parameters:
list
- a list.- Returns:
- a big list backed by the specified list.
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