Class Char2ShortRBTreeMap
- java.lang.Object
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- it.unimi.dsi.fastutil.chars.AbstractChar2ShortFunction
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- it.unimi.dsi.fastutil.chars.AbstractChar2ShortMap
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- it.unimi.dsi.fastutil.chars.AbstractChar2ShortSortedMap
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- it.unimi.dsi.fastutil.chars.Char2ShortRBTreeMap
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- All Implemented Interfaces:
Char2ShortFunction
,Char2ShortMap
,Char2ShortSortedMap
,Function<java.lang.Character,java.lang.Short>
,java.io.Serializable
,java.lang.Cloneable
,java.util.function.Function<java.lang.Character,java.lang.Short>
,java.util.function.IntUnaryOperator
,java.util.Map<java.lang.Character,java.lang.Short>
,java.util.SortedMap<java.lang.Character,java.lang.Short>
public class Char2ShortRBTreeMap extends AbstractChar2ShortSortedMap implements java.io.Serializable, java.lang.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.chars.AbstractChar2ShortMap
AbstractChar2ShortMap.BasicEntry, AbstractChar2ShortMap.BasicEntrySet
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Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.chars.Char2ShortMap
Char2ShortMap.FastEntrySet
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Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.chars.Char2ShortSortedMap
Char2ShortSortedMap.FastSortedEntrySet
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Constructor Summary
Constructors Constructor Description Char2ShortRBTreeMap()
Creates a new empty tree map.Char2ShortRBTreeMap(char[] k, short[] v)
Creates a new tree map using the elements of two parallel arrays.Char2ShortRBTreeMap(char[] k, short[] v, java.util.Comparator<? super java.lang.Character> c)
Creates a new tree map using the elements of two parallel arrays and the given comparator.Char2ShortRBTreeMap(Char2ShortMap m)
Creates a new tree map copying a given map.Char2ShortRBTreeMap(Char2ShortSortedMap m)
Creates a new tree map copying a given sorted map (and itsComparator
).Char2ShortRBTreeMap(java.util.Comparator<? super java.lang.Character> c)
Creates a new empty tree map with the given comparator.Char2ShortRBTreeMap(java.util.Map<? extends java.lang.Character,? extends java.lang.Short> m)
Creates a new tree map copying a given map.Char2ShortRBTreeMap(java.util.SortedMap<java.lang.Character,java.lang.Short> 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 short
addTo(char k, short incr)
Adds an increment to value currently associated with a key.ObjectSortedSet<Char2ShortMap.Entry>
char2ShortEntrySet()
Returns a type-specific sorted-set view of the mappings contained in this map.void
clear()
Removes all of the mappings from this map (optional operation).Char2ShortRBTreeMap
clone()
Returns a deep copy of this tree map.CharComparator
comparator()
Returns the comparator associated with this sorted set, or null if it uses its keys' natural ordering.boolean
containsKey(char k)
Returns true if this function contains a mapping for the specified key.boolean
containsValue(short v)
Returnstrue
if this map maps one or more keys to the specified value.char
firstCharKey()
Returns the first (lowest) key currently in this map.short
get(char k)
Returns the value to which the given key is mapped.Char2ShortSortedMap
headMap(char to)
Returns a view of the portion of this sorted map whose keys are strictly less thantoKey
.boolean
isEmpty()
CharSortedSet
keySet()
Returns a type-specific sorted set view of the keys contained in this map.char
lastCharKey()
Returns the last (highest) key currently in this map.short
put(char k, short v)
Adds a pair to the map (optional operation).short
remove(char k)
Removes the mapping with the given key (optional operation).int
size()
Returns the number of key/value mappings in this map.Char2ShortSortedMap
subMap(char from, char to)
Returns a view of the portion of this sorted map whose keys range fromfromKey
, inclusive, totoKey
, exclusive.Char2ShortSortedMap
tailMap(char from)
Returns a view of the portion of this sorted map whose keys are greater than or equal tofromKey
.ShortCollection
values()
Returns a type-specific collection view of the values contained in this map.-
Methods inherited from class it.unimi.dsi.fastutil.chars.AbstractChar2ShortMap
equals, hashCode, putAll, toString
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Methods inherited from class it.unimi.dsi.fastutil.chars.AbstractChar2ShortFunction
defaultReturnValue, defaultReturnValue
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Methods inherited from interface it.unimi.dsi.fastutil.chars.Char2ShortFunction
andThen, andThenByte, andThenChar, andThenDouble, andThenFloat, andThenInt, andThenLong, andThenObject, andThenReference, andThenShort, applyAsInt, compose, composeByte, composeChar, composeDouble, composeFloat, composeInt, composeLong, composeObject, composeReference, composeShort
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Methods inherited from interface it.unimi.dsi.fastutil.chars.Char2ShortMap
compute, compute, computeIfAbsent, computeIfAbsent, computeIfAbsent, computeIfAbsentNullable, computeIfAbsentPartial, computeIfPresent, computeIfPresent, containsKey, containsValue, defaultReturnValue, defaultReturnValue, forEach, get, getOrDefault, getOrDefault, merge, merge, mergeShort, mergeShort, put, putIfAbsent, putIfAbsent, remove, remove, remove, replace, replace, replace, replace
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Constructor Detail
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Char2ShortRBTreeMap
public Char2ShortRBTreeMap()
Creates a new empty tree map.
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Char2ShortRBTreeMap
public Char2ShortRBTreeMap(java.util.Comparator<? super java.lang.Character> c)
Creates a new empty tree map with the given comparator.- Parameters:
c
- a (possibly type-specific) comparator.
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Char2ShortRBTreeMap
public Char2ShortRBTreeMap(java.util.Map<? extends java.lang.Character,? extends java.lang.Short> 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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Char2ShortRBTreeMap
public Char2ShortRBTreeMap(java.util.SortedMap<java.lang.Character,java.lang.Short> 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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Char2ShortRBTreeMap
public Char2ShortRBTreeMap(Char2ShortMap 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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Char2ShortRBTreeMap
public Char2ShortRBTreeMap(Char2ShortSortedMap 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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Char2ShortRBTreeMap
public Char2ShortRBTreeMap(char[] k, short[] v, java.util.Comparator<? super java.lang.Character> 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:
java.lang.IllegalArgumentException
- ifk
andv
have different lengths.
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Char2ShortRBTreeMap
public Char2ShortRBTreeMap(char[] k, short[] 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:
java.lang.IllegalArgumentException
- ifk
andv
have different lengths.
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Method Detail
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addTo
public short addTo(char k, short 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 short put(char k, short v)
Description copied from interface:Char2ShortFunction
Adds a pair to the map (optional operation).- Specified by:
put
in interfaceChar2ShortFunction
- 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 short remove(char k)
Description copied from interface:Char2ShortFunction
Removes the mapping with the given key (optional operation).- Specified by:
remove
in interfaceChar2ShortFunction
- 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(short v)
Description copied from class:AbstractChar2ShortMap
Returnstrue
if this map maps one or more keys to the specified value.- Specified by:
containsValue
in interfaceChar2ShortMap
- Overrides:
containsValue
in classAbstractChar2ShortMap
- See Also:
Map.containsValue(Object)
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clear
public void clear()
Description copied from interface:Char2ShortMap
Removes all of the mappings from this map (optional operation). The map will be empty after this call returns.- Specified by:
clear
in interfaceChar2ShortMap
- Specified by:
clear
in interfaceFunction<java.lang.Character,java.lang.Short>
- Specified by:
clear
in interfacejava.util.Map<java.lang.Character,java.lang.Short>
- See Also:
Map.clear()
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containsKey
public boolean containsKey(char k)
Description copied from class:AbstractChar2ShortMap
Returns true if this function contains a mapping for the specified key.- Specified by:
containsKey
in interfaceChar2ShortFunction
- Specified by:
containsKey
in interfaceChar2ShortMap
- Overrides:
containsKey
in classAbstractChar2ShortMap
- 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:Char2ShortMap
Returns the number of key/value mappings in this map. If the map contains more thanInteger.MAX_VALUE
elements, returnsInteger.MAX_VALUE
.- Specified by:
size
in interfaceChar2ShortMap
- Specified by:
size
in interfaceFunction<java.lang.Character,java.lang.Short>
- Specified by:
size
in interfacejava.util.Map<java.lang.Character,java.lang.Short>
- Returns:
- the number of key-value mappings in this map.
- See Also:
Size64
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isEmpty
public boolean isEmpty()
- Specified by:
isEmpty
in interfacejava.util.Map<java.lang.Character,java.lang.Short>
- Overrides:
isEmpty
in classAbstractChar2ShortMap
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get
public short get(char k)
Description copied from interface:Char2ShortFunction
Returns the value to which the given key is mapped.- Specified by:
get
in interfaceChar2ShortFunction
- 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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firstCharKey
public char firstCharKey()
Description copied from interface:Char2ShortSortedMap
Returns the first (lowest) key currently in this map.- Specified by:
firstCharKey
in interfaceChar2ShortSortedMap
- See Also:
SortedMap.firstKey()
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lastCharKey
public char lastCharKey()
Description copied from interface:Char2ShortSortedMap
Returns the last (highest) key currently in this map.- Specified by:
lastCharKey
in interfaceChar2ShortSortedMap
- See Also:
SortedMap.lastKey()
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char2ShortEntrySet
public ObjectSortedSet<Char2ShortMap.Entry> char2ShortEntrySet()
Description copied from interface:Char2ShortSortedMap
Returns a type-specific sorted-set view of the mappings contained in this map.- Specified by:
char2ShortEntrySet
in interfaceChar2ShortMap
- Specified by:
char2ShortEntrySet
in interfaceChar2ShortSortedMap
- Returns:
- a type-specific sorted-set view of the mappings contained in this map.
- See Also:
Char2ShortSortedMap.entrySet()
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keySet
public CharSortedSet 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 interfaceChar2ShortMap
- Specified by:
keySet
in interfaceChar2ShortSortedMap
- Specified by:
keySet
in interfacejava.util.Map<java.lang.Character,java.lang.Short>
- Specified by:
keySet
in interfacejava.util.SortedMap<java.lang.Character,java.lang.Short>
- Overrides:
keySet
in classAbstractChar2ShortSortedMap
- Returns:
- a type-specific sorted set view of the keys contained in this map.
- See Also:
Map.keySet()
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values
public ShortCollection 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 interfaceChar2ShortMap
- Specified by:
values
in interfaceChar2ShortSortedMap
- Specified by:
values
in interfacejava.util.Map<java.lang.Character,java.lang.Short>
- Specified by:
values
in interfacejava.util.SortedMap<java.lang.Character,java.lang.Short>
- Overrides:
values
in classAbstractChar2ShortSortedMap
- Returns:
- a type-specific collection view of the values contained in this map.
- See Also:
Map.values()
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comparator
public CharComparator comparator()
Description copied from interface:Char2ShortSortedMap
Returns the comparator associated with this sorted set, or null if it uses its keys' natural ordering.- Specified by:
comparator
in interfaceChar2ShortSortedMap
- Specified by:
comparator
in interfacejava.util.SortedMap<java.lang.Character,java.lang.Short>
- See Also:
SortedMap.comparator()
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headMap
public Char2ShortSortedMap headMap(char to)
Description copied from interface:Char2ShortSortedMap
Returns a view of the portion of this sorted map whose keys are strictly less thantoKey
.- Specified by:
headMap
in interfaceChar2ShortSortedMap
- See Also:
SortedMap.headMap(Object)
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tailMap
public Char2ShortSortedMap tailMap(char from)
Description copied from interface:Char2ShortSortedMap
Returns a view of the portion of this sorted map whose keys are greater than or equal tofromKey
.- Specified by:
tailMap
in interfaceChar2ShortSortedMap
- See Also:
SortedMap.tailMap(Object)
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subMap
public Char2ShortSortedMap subMap(char from, char to)
Description copied from interface:Char2ShortSortedMap
Returns a view of the portion of this sorted map whose keys range fromfromKey
, inclusive, totoKey
, exclusive.- Specified by:
subMap
in interfaceChar2ShortSortedMap
- See Also:
SortedMap.subMap(Object,Object)
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clone
public Char2ShortRBTreeMap 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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