Class Object2ByteAVLTreeMap<K>
- java.lang.Object
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- it.unimi.dsi.fastutil.objects.AbstractObject2ByteFunction<K>
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- it.unimi.dsi.fastutil.objects.AbstractObject2ByteMap<K>
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- it.unimi.dsi.fastutil.objects.AbstractObject2ByteSortedMap<K>
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- it.unimi.dsi.fastutil.objects.Object2ByteAVLTreeMap<K>
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- All Implemented Interfaces:
Function<K,java.lang.Byte>
,Object2ByteFunction<K>
,Object2ByteMap<K>
,Object2ByteSortedMap<K>
,java.io.Serializable
,java.lang.Cloneable
,java.util.function.Function<K,java.lang.Byte>
,java.util.function.ToIntFunction<K>
,java.util.Map<K,java.lang.Byte>
,java.util.SortedMap<K,java.lang.Byte>
public class Object2ByteAVLTreeMap<K> extends AbstractObject2ByteSortedMap<K> implements java.io.Serializable, java.lang.Cloneable
A type-specific AVL 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.objects.AbstractObject2ByteMap
AbstractObject2ByteMap.BasicEntry<K>, AbstractObject2ByteMap.BasicEntrySet<K>
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Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.objects.Object2ByteMap
Object2ByteMap.FastEntrySet<K>
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Nested classes/interfaces inherited from interface it.unimi.dsi.fastutil.objects.Object2ByteSortedMap
Object2ByteSortedMap.FastSortedEntrySet<K>
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Constructor Summary
Constructors Constructor Description Object2ByteAVLTreeMap()
Creates a new empty tree map.Object2ByteAVLTreeMap(Object2ByteMap<? extends K> m)
Creates a new tree map copying a given map.Object2ByteAVLTreeMap(Object2ByteSortedMap<K> m)
Creates a new tree map copying a given sorted map (and itsComparator
).Object2ByteAVLTreeMap(java.util.Comparator<? super K> c)
Creates a new empty tree map with the given comparator.Object2ByteAVLTreeMap(java.util.Map<? extends K,? extends java.lang.Byte> m)
Creates a new tree map copying a given map.Object2ByteAVLTreeMap(java.util.SortedMap<K,java.lang.Byte> m)
Creates a new tree map copying a given sorted map (and itsComparator
).Object2ByteAVLTreeMap(K[] k, byte[] v)
Creates a new tree map using the elements of two parallel arrays.Object2ByteAVLTreeMap(K[] k, byte[] v, java.util.Comparator<? super K> c)
Creates a new tree map using the elements of two parallel arrays and the given comparator.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description byte
addTo(K k, byte incr)
Adds an increment to value currently associated with a key.void
clear()
Removes all of the mappings from this map (optional operation).Object2ByteAVLTreeMap<K>
clone()
Returns a deep copy of this tree map.java.util.Comparator<? super K>
comparator()
Returns the comparator associated with this sorted set, or null if it uses its keys' natural ordering.boolean
containsKey(java.lang.Object k)
Returns true if this function contains a mapping for the specified key.boolean
containsValue(byte v)
Returnstrue
if this map maps one or more keys to the specified value.K
firstKey()
byte
getByte(java.lang.Object k)
Returns the value to which the given key is mapped.Object2ByteSortedMap<K>
headMap(K to)
Returns a view of the portion of this sorted map whose keys are strictly less thantoKey
.boolean
isEmpty()
ObjectSortedSet<K>
keySet()
Returns a type-specific sorted set view of the keys contained in this map.K
lastKey()
ObjectSortedSet<Object2ByteMap.Entry<K>>
object2ByteEntrySet()
Returns a type-specific sorted-set view of the mappings contained in this map.byte
put(K k, byte v)
Adds a pair to the map (optional operation).byte
removeByte(java.lang.Object k)
Removes the mapping with the given key (optional operation).int
size()
Returns the number of key/value mappings in this map.Object2ByteSortedMap<K>
subMap(K from, K to)
Returns a view of the portion of this sorted map whose keys range fromfromKey
, inclusive, totoKey
, exclusive.Object2ByteSortedMap<K>
tailMap(K from)
Returns a view of the portion of this sorted map whose keys are greater than or equal tofromKey
.ByteCollection
values()
Returns a type-specific collection view of the values contained in this map.-
Methods inherited from class it.unimi.dsi.fastutil.objects.AbstractObject2ByteMap
equals, hashCode, putAll, toString
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Methods inherited from class it.unimi.dsi.fastutil.objects.AbstractObject2ByteFunction
defaultReturnValue, defaultReturnValue
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Methods inherited from interface java.util.Map
compute, computeIfAbsent, computeIfPresent, equals, forEach, get, hashCode, put, putAll, remove, replaceAll
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Methods inherited from interface it.unimi.dsi.fastutil.objects.Object2ByteFunction
andThen, andThen, andThen, andThen, andThen, andThen, andThen, andThen, andThen, applyAsInt, compose, compose, compose, compose, compose, compose, compose, compose, compose
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Methods inherited from interface it.unimi.dsi.fastutil.objects.Object2ByteMap
computeByte, computeByteIfAbsent, computeByteIfAbsentPartial, computeByteIfPresent, containsValue, defaultReturnValue, defaultReturnValue, get, getOrDefault, getOrDefault, merge, mergeByte, put, putIfAbsent, putIfAbsent, remove, remove, remove, replace, replace, replace, replace
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Methods inherited from interface it.unimi.dsi.fastutil.objects.Object2ByteSortedMap
entrySet
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Constructor Detail
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Object2ByteAVLTreeMap
public Object2ByteAVLTreeMap()
Creates a new empty tree map.
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Object2ByteAVLTreeMap
public Object2ByteAVLTreeMap(java.util.Comparator<? super K> c)
Creates a new empty tree map with the given comparator.- Parameters:
c
- a (possibly type-specific) comparator.
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Object2ByteAVLTreeMap
public Object2ByteAVLTreeMap(java.util.Map<? extends K,? extends java.lang.Byte> 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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Object2ByteAVLTreeMap
public Object2ByteAVLTreeMap(java.util.SortedMap<K,java.lang.Byte> 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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Object2ByteAVLTreeMap
public Object2ByteAVLTreeMap(Object2ByteMap<? extends K> 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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Object2ByteAVLTreeMap
public Object2ByteAVLTreeMap(Object2ByteSortedMap<K> 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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Object2ByteAVLTreeMap
public Object2ByteAVLTreeMap(K[] k, byte[] v, java.util.Comparator<? super K> 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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Object2ByteAVLTreeMap
public Object2ByteAVLTreeMap(K[] k, byte[] 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 byte addTo(K k, byte 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 byte put(K k, byte v)
Description copied from interface:Object2ByteFunction
Adds a pair to the map (optional operation).- Specified by:
put
in interfaceObject2ByteFunction<K>
- 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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removeByte
public byte removeByte(java.lang.Object k)
Description copied from interface:Object2ByteFunction
Removes the mapping with the given key (optional operation).- Specified by:
removeByte
in interfaceObject2ByteFunction<K>
- 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(byte v)
Description copied from interface:Object2ByteMap
Returnstrue
if this map maps one or more keys to the specified value.- Specified by:
containsValue
in interfaceObject2ByteMap<K>
- Overrides:
containsValue
in classAbstractObject2ByteMap<K>
- See Also:
Map.containsValue(Object)
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clear
public void clear()
Description copied from interface:Object2ByteMap
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(java.lang.Object k)
Description copied from interface:Object2ByteMap
Returns true if this function contains a mapping for the specified key.- Specified by:
containsKey
in interfaceFunction<K,java.lang.Byte>
- Specified by:
containsKey
in interfacejava.util.Map<K,java.lang.Byte>
- Specified by:
containsKey
in interfaceObject2ByteMap<K>
- Overrides:
containsKey
in classAbstractObject2ByteMap<K>
- 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:Object2ByteMap
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()
- Specified by:
isEmpty
in interfacejava.util.Map<K,java.lang.Byte>
- Overrides:
isEmpty
in classAbstractObject2ByteMap<K>
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getByte
public byte getByte(java.lang.Object k)
Description copied from interface:Object2ByteFunction
Returns the value to which the given key is mapped.- Specified by:
getByte
in interfaceObject2ByteFunction<K>
- 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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firstKey
public K firstKey()
- Specified by:
firstKey
in interfacejava.util.SortedMap<K,java.lang.Byte>
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lastKey
public K lastKey()
- Specified by:
lastKey
in interfacejava.util.SortedMap<K,java.lang.Byte>
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object2ByteEntrySet
public ObjectSortedSet<Object2ByteMap.Entry<K>> object2ByteEntrySet()
Description copied from interface:Object2ByteSortedMap
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:
object2ByteEntrySet
in interfaceObject2ByteMap<K>
- Specified by:
object2ByteEntrySet
in interfaceObject2ByteSortedMap<K>
- Returns:
- a type-specific sorted-set view of the mappings contained in this map.
- See Also:
Object2ByteSortedMap.entrySet()
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keySet
public ObjectSortedSet<K> 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 interfacejava.util.Map<K,java.lang.Byte>
- Specified by:
keySet
in interfaceObject2ByteMap<K>
- Specified by:
keySet
in interfaceObject2ByteSortedMap<K>
- Specified by:
keySet
in interfacejava.util.SortedMap<K,java.lang.Byte>
- Overrides:
keySet
in classAbstractObject2ByteSortedMap<K>
- Returns:
- a type-specific sorted set view of the keys contained in this map.
- See Also:
Map.keySet()
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values
public ByteCollection 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 interfacejava.util.Map<K,java.lang.Byte>
- Specified by:
values
in interfaceObject2ByteMap<K>
- Specified by:
values
in interfaceObject2ByteSortedMap<K>
- Specified by:
values
in interfacejava.util.SortedMap<K,java.lang.Byte>
- Overrides:
values
in classAbstractObject2ByteSortedMap<K>
- Returns:
- a type-specific collection view of the values contained in this map.
- See Also:
Map.values()
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comparator
public java.util.Comparator<? super K> comparator()
Description copied from interface:Object2ByteSortedMap
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 interfaceObject2ByteSortedMap<K>
- Specified by:
comparator
in interfacejava.util.SortedMap<K,java.lang.Byte>
- See Also:
SortedMap.comparator()
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headMap
public Object2ByteSortedMap<K> headMap(K to)
Description copied from interface:Object2ByteSortedMap
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 interfaceObject2ByteSortedMap<K>
- Specified by:
headMap
in interfacejava.util.SortedMap<K,java.lang.Byte>
- See Also:
SortedMap.headMap(Object)
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tailMap
public Object2ByteSortedMap<K> tailMap(K from)
Description copied from interface:Object2ByteSortedMap
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 interfaceObject2ByteSortedMap<K>
- Specified by:
tailMap
in interfacejava.util.SortedMap<K,java.lang.Byte>
- See Also:
SortedMap.tailMap(Object)
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subMap
public Object2ByteSortedMap<K> subMap(K from, K to)
Description copied from interface:Object2ByteSortedMap
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 interfaceObject2ByteSortedMap<K>
- Specified by:
subMap
in interfacejava.util.SortedMap<K,java.lang.Byte>
- See Also:
SortedMap.subMap(Object,Object)
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clone
public Object2ByteAVLTreeMap<K> 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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