Class Short2FloatRBTreeMap
- java.lang.Object
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- it.unimi.dsi.fastutil.shorts.AbstractShort2FloatFunction
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- it.unimi.dsi.fastutil.shorts.AbstractShort2FloatMap
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- it.unimi.dsi.fastutil.shorts.AbstractShort2FloatSortedMap
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- it.unimi.dsi.fastutil.shorts.Short2FloatRBTreeMap
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- All Implemented Interfaces:
Function<Short,Float>
,Short2FloatFunction
,Short2FloatMap
,Short2FloatSortedMap
,Serializable
,Cloneable
,Function<Short,Float>
,IntToDoubleFunction
,Map<Short,Float>
,SortedMap<Short,Float>
public class Short2FloatRBTreeMap extends AbstractShort2FloatSortedMap implements Serializable, Cloneable
A type-specific red-black tree map with a fast, small-footprint implementation.The iterators provided by the views of this class are type-specific bidirectional iterators. Moreover, the iterator returned by
iterator()
can be safely cast to a type-specific list iterator.- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from class it.unimi.dsi.fastutil.shorts.AbstractShort2FloatMap
AbstractShort2FloatMap.BasicEntry, AbstractShort2FloatMap.BasicEntrySet
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Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.shorts.Short2FloatMap
Short2FloatMap.FastEntrySet
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Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.shorts.Short2FloatSortedMap
Short2FloatSortedMap.FastSortedEntrySet
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Constructor Summary
Constructors Constructor Description Short2FloatRBTreeMap()
Creates a new empty tree map.Short2FloatRBTreeMap(short[] k, float[] v)
Creates a new tree map using the elements of two parallel arrays.Short2FloatRBTreeMap(short[] k, float[] v, Comparator<? super Short> c)
Creates a new tree map using the elements of two parallel arrays and the given comparator.Short2FloatRBTreeMap(Short2FloatMap m)
Creates a new tree map copying a given map.Short2FloatRBTreeMap(Short2FloatSortedMap m)
Creates a new tree map copying a given sorted map (and itsComparator
).Short2FloatRBTreeMap(Comparator<? super Short> c)
Creates a new empty tree map with the given comparator.Short2FloatRBTreeMap(Map<? extends Short,? extends Float> m)
Creates a new tree map copying a given map.Short2FloatRBTreeMap(SortedMap<Short,Float> m)
Creates a new tree map copying a given sorted map (and itsComparator
).
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description float
addTo(short k, float incr)
Adds an increment to value currently associated with a key.void
clear()
Removes all of the mappings from this map (optional operation).Short2FloatRBTreeMap
clone()
Returns a deep copy of this tree map.ShortComparator
comparator()
Returns the comparator associated with this sorted set, or null if it uses its keys' natural ordering.boolean
containsKey(short k)
Returns true if this function contains a mapping for the specified key.boolean
containsValue(float v)
Returnstrue
if this map maps one or more keys to the specified value.short
firstShortKey()
Returns the first (lowest) key currently in this map.float
get(short k)
Returns the value to which the given key is mapped.Short2FloatSortedMap
headMap(short to)
Returns a view of the portion of this sorted map whose keys are strictly less thantoKey
.boolean
isEmpty()
ShortSortedSet
keySet()
Returns a type-specific sorted set view of the keys contained in this map.short
lastShortKey()
Returns the last (highest) key currently in this map.float
put(short k, float v)
Adds a pair to the map (optional operation).float
remove(short k)
Removes the mapping with the given key (optional operation).ObjectSortedSet<Short2FloatMap.Entry>
short2FloatEntrySet()
Returns a type-specific sorted-set view of the mappings contained in this map.int
size()
Returns the number of key/value mappings in this map.Short2FloatSortedMap
subMap(short from, short to)
Returns a view of the portion of this sorted map whose keys range fromfromKey
, inclusive, totoKey
, exclusive.Short2FloatSortedMap
tailMap(short from)
Returns a view of the portion of this sorted map whose keys are greater than or equal tofromKey
.FloatCollection
values()
Returns a type-specific collection view of the values contained in this map.-
Methods inherited from class it.unimi.dsi.fastutil.shorts.AbstractShort2FloatMap
equals, hashCode, putAll, toString
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Methods inherited from class it.unimi.dsi.fastutil.shorts.AbstractShort2FloatFunction
defaultReturnValue, defaultReturnValue
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Methods inherited from interface java.util.Map
containsKey, equals, forEach, get, hashCode, put, putAll, remove, replaceAll
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Methods inherited from interface it.unimi.dsi.fastutil.shorts.Short2FloatFunction
andThenByte, andThenChar, andThenDouble, andThenFloat, andThenInt, andThenLong, andThenObject, andThenReference, andThenShort, applyAsDouble, composeByte, composeChar, composeDouble, composeFloat, composeInt, composeLong, composeObject, composeReference, composeShort
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Methods inherited from interface it.unimi.dsi.fastutil.shorts.Short2FloatMap
compute, compute, computeIfAbsent, computeIfAbsent, computeIfAbsentNullable, computeIfAbsentPartial, computeIfPresent, computeIfPresent, containsKey, containsValue, defaultReturnValue, defaultReturnValue, get, getOrDefault, getOrDefault, merge, merge, put, putIfAbsent, putIfAbsent, remove, remove, remove, replace, replace, replace, replace
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Constructor Detail
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Short2FloatRBTreeMap
public Short2FloatRBTreeMap()
Creates a new empty tree map.
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Short2FloatRBTreeMap
public Short2FloatRBTreeMap(Comparator<? super Short> c)
Creates a new empty tree map with the given comparator.- Parameters:
c
- a (possibly type-specific) comparator.
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Short2FloatRBTreeMap
public Short2FloatRBTreeMap(Map<? extends Short,? extends Float> m)
Creates a new tree map copying a given map.- Parameters:
m
- aMap
to be copied into the new tree map.
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Short2FloatRBTreeMap
public Short2FloatRBTreeMap(SortedMap<Short,Float> m)
Creates a new tree map copying a given sorted map (and itsComparator
).- Parameters:
m
- aSortedMap
to be copied into the new tree map.
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Short2FloatRBTreeMap
public Short2FloatRBTreeMap(Short2FloatMap m)
Creates a new tree map copying a given map.- Parameters:
m
- a type-specific map to be copied into the new tree map.
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Short2FloatRBTreeMap
public Short2FloatRBTreeMap(Short2FloatSortedMap m)
Creates a new tree map copying a given sorted map (and itsComparator
).- Parameters:
m
- a type-specific sorted map to be copied into the new tree map.
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Short2FloatRBTreeMap
public Short2FloatRBTreeMap(short[] k, float[] v, Comparator<? super Short> c)
Creates a new tree map using the elements of two parallel arrays and the given comparator.- Parameters:
k
- the array of keys of the new tree map.v
- the array of corresponding values in the new tree map.c
- a (possibly type-specific) comparator.- Throws:
IllegalArgumentException
- ifk
andv
have different lengths.
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Short2FloatRBTreeMap
public Short2FloatRBTreeMap(short[] k, float[] v)
Creates a new tree map using the elements of two parallel arrays.- Parameters:
k
- the array of keys of the new tree map.v
- the array of corresponding values in the new tree map.- Throws:
IllegalArgumentException
- ifk
andv
have different lengths.
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Method Detail
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addTo
public float addTo(short k, float incr)
Adds an increment to value currently associated with a key.Note that this method respects the default return value semantics: when called with a key that does not currently appears in the map, the key will be associated with the default return value plus the given increment.
- Parameters:
k
- the key.incr
- the increment.- Returns:
- the old value, or the default return value if no value was present for the given key.
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put
public float put(short k, float v)
Description copied from interface:Short2FloatFunction
Adds a pair to the map (optional operation).- Specified by:
put
in interfaceShort2FloatFunction
- Parameters:
k
- the key.v
- the value.- Returns:
- the old value, or the default return value if no value was present for the given key.
- See Also:
Function.put(Object,Object)
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remove
public float remove(short k)
Description copied from interface:Short2FloatFunction
Removes the mapping with the given key (optional operation).- Specified by:
remove
in interfaceShort2FloatFunction
- Parameters:
k
- the key.- Returns:
- the old value, or the default return value if no value was present for the given key.
- See Also:
Function.remove(Object)
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containsValue
public boolean containsValue(float v)
Description copied from interface:Short2FloatMap
Returnstrue
if this map maps one or more keys to the specified value.- Specified by:
containsValue
in interfaceShort2FloatMap
- Overrides:
containsValue
in classAbstractShort2FloatMap
- See Also:
Map.containsValue(Object)
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clear
public void clear()
Description copied from interface:Short2FloatMap
Removes all of the mappings from this map (optional operation). The map will be empty after this call returns.
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containsKey
public boolean containsKey(short k)
Description copied from interface:Short2FloatMap
Returns true if this function contains a mapping for the specified key.- Specified by:
containsKey
in interfaceShort2FloatFunction
- Specified by:
containsKey
in interfaceShort2FloatMap
- Overrides:
containsKey
in classAbstractShort2FloatMap
- Parameters:
k
- the key.- Returns:
- true if this function associates a value to
key
. - See Also:
Map.containsKey(Object)
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size
public int size()
Description copied from interface:Short2FloatMap
Returns the number of key/value mappings in this map. If the map contains more thanInteger.MAX_VALUE
elements, returnsInteger.MAX_VALUE
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isEmpty
public boolean isEmpty()
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get
public float get(short k)
Description copied from interface:Short2FloatFunction
Returns the value to which the given key is mapped.- Specified by:
get
in interfaceShort2FloatFunction
- Parameters:
k
- the key.- Returns:
- the corresponding value, or the default return value if no value was present for the given key.
- See Also:
Function.get(Object)
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firstShortKey
public short firstShortKey()
Description copied from interface:Short2FloatSortedMap
Returns the first (lowest) key currently in this map.- Specified by:
firstShortKey
in interfaceShort2FloatSortedMap
- See Also:
SortedMap.firstKey()
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lastShortKey
public short lastShortKey()
Description copied from interface:Short2FloatSortedMap
Returns the last (highest) key currently in this map.- Specified by:
lastShortKey
in interfaceShort2FloatSortedMap
- See Also:
SortedMap.lastKey()
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short2FloatEntrySet
public ObjectSortedSet<Short2FloatMap.Entry> short2FloatEntrySet()
Description copied from interface:Short2FloatSortedMap
Returns a type-specific sorted-set view of the mappings contained in this map.Note that this specification strengthens the one given in the corresponding type-specific unsorted map.
- Specified by:
short2FloatEntrySet
in interfaceShort2FloatMap
- Specified by:
short2FloatEntrySet
in interfaceShort2FloatSortedMap
- Returns:
- a type-specific sorted-set view of the mappings contained in this map.
- See Also:
Short2FloatSortedMap.entrySet()
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keySet
public ShortSortedSet keySet()
Returns a type-specific sorted set view of the keys contained in this map.In addition to the semantics of
Map.keySet()
, you can safely cast the set returned by this call to a type-specific sorted set interface.- Specified by:
keySet
in interfaceMap<Short,Float>
- Specified by:
keySet
in interfaceShort2FloatMap
- Specified by:
keySet
in interfaceShort2FloatSortedMap
- Specified by:
keySet
in interfaceSortedMap<Short,Float>
- Overrides:
keySet
in classAbstractShort2FloatSortedMap
- Returns:
- a type-specific sorted set view of the keys contained in this map.
- See Also:
Map.keySet()
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values
public FloatCollection values()
Returns a type-specific collection view of the values contained in this map.In addition to the semantics of
Map.values()
, you can safely cast the collection returned by this call to a type-specific collection interface.- Specified by:
values
in interfaceMap<Short,Float>
- Specified by:
values
in interfaceShort2FloatMap
- Specified by:
values
in interfaceShort2FloatSortedMap
- Specified by:
values
in interfaceSortedMap<Short,Float>
- Overrides:
values
in classAbstractShort2FloatSortedMap
- Returns:
- a type-specific collection view of the values contained in this map.
- See Also:
Map.values()
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comparator
public ShortComparator comparator()
Description copied from interface:Short2FloatSortedMap
Returns the comparator associated with this sorted set, or null if it uses its keys' natural ordering.Note that this specification strengthens the one given in
SortedMap.comparator()
.- Specified by:
comparator
in interfaceShort2FloatSortedMap
- Specified by:
comparator
in interfaceSortedMap<Short,Float>
- See Also:
SortedMap.comparator()
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headMap
public Short2FloatSortedMap headMap(short to)
Description copied from interface:Short2FloatSortedMap
Returns a view of the portion of this sorted map whose keys are strictly less thantoKey
.Note that this specification strengthens the one given in
SortedMap.headMap(Object)
.- Specified by:
headMap
in interfaceShort2FloatSortedMap
- See Also:
SortedMap.headMap(Object)
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tailMap
public Short2FloatSortedMap tailMap(short from)
Description copied from interface:Short2FloatSortedMap
Returns a view of the portion of this sorted map whose keys are greater than or equal tofromKey
.Note that this specification strengthens the one given in
SortedMap.tailMap(Object)
.- Specified by:
tailMap
in interfaceShort2FloatSortedMap
- See Also:
SortedMap.tailMap(Object)
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subMap
public Short2FloatSortedMap subMap(short from, short to)
Description copied from interface:Short2FloatSortedMap
Returns a view of the portion of this sorted map whose keys range fromfromKey
, inclusive, totoKey
, exclusive.Note that this specification strengthens the one given in
SortedMap.subMap(Object,Object)
.- Specified by:
subMap
in interfaceShort2FloatSortedMap
- See Also:
SortedMap.subMap(Object,Object)
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clone
public Short2FloatRBTreeMap clone()
Returns a deep copy of this tree map.This method performs a deep copy of this tree map; the data stored in the set, however, is not cloned. Note that this makes a difference only for object keys.
- Returns:
- a deep copy of this tree map.
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