speiger.src.collections.shorts.utils.maps

Class Short2ObjectMaps.SingletonMap<V>

java.lang.Object

java.util.AbstractMap<java.lang.Short,V>

speiger.src.collections.shorts.maps.abstracts.AbstractShort2ObjectMap<V>

speiger.src.collections.shorts.utils.maps.Short2ObjectMaps.SingletonMap<V>

Type Parameters:

V - the keyType of elements maintained by this Collection

All Implemented Interfaces:

java.util.Map<java.lang.Short,V>, ShortFunction<V>, Short2ObjectMap<V>

Enclosing class:

Short2ObjectMaps

public static class Short2ObjectMaps.SingletonMap<V>
extends AbstractShort2ObjectMap<V>

Singleton Map instance that is used in the helper method

Nested Class Summary

Nested classes/interfaces inherited from class speiger.src.collections.shorts.maps.abstracts.AbstractShort2ObjectMap

AbstractShort2ObjectMap.BasicEntry<V>

Nested classes/interfaces inherited from class java.util.AbstractMap

java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V>

Nested classes/interfaces inherited from interface speiger.src.collections.shorts.maps.interfaces.Short2ObjectMap

Short2ObjectMap.BuilderCache<V>, Short2ObjectMap.Entry<V>, Short2ObjectMap.FastEntrySet<V>, Short2ObjectMap.MapBuilder

Method Summary

Modifier and Type	Method and Description
V	compute(short key, ShortObjectUnaryOperator<V> mappingFunction) A Type Specific compute method to reduce boxing/unboxing
V	computeIfAbsent(short key, ShortFunction<V> mappingFunction) A Type Specific compute method to reduce boxing/unboxing
V	computeIfPresent(short key, ShortObjectUnaryOperator<V> mappingFunction) A Type Specific compute method to reduce boxing/unboxing
Short2ObjectMaps.SingletonMap<V>	copy() A Function that does a shallow clone of the Map itself.
V	get(short key) A Type Specific get method to reduce boxing/unboxing
V	getOrDefault(short key, V defaultValue) A Type Specific getOrDefault method to reduce boxing/unboxing
ShortSet	keySet()
V	merge(short key, V value, ObjectObjectUnaryOperator<V,V> mappingFunction) A Type Specific merge method to reduce boxing/unboxing
void	mergeAll(Short2ObjectMap<V> m, ObjectObjectUnaryOperator<V,V> mappingFunction) A Bulk method for merging Maps.
V	put(short key, V value) Type Specific method to reduce boxing/unboxing of values
V	putIfAbsent(short key, V value) Type Specific method to reduce boxing/unboxing of values
V	remove(short key) Type Specific remove function to reduce boxing/unboxing
boolean	remove(short key, V value) Type Specific remove function to reduce boxing/unboxing
V	removeOrDefault(short key, V defaultValue) Type-Specific Remove function with a default return value if wanted.
ObjectSet<Short2ObjectMap.Entry<V>>	short2ObjectEntrySet() Type Sensitive EntrySet to reduce boxing/unboxing and optionally Temp Object Allocation.
V	supplyIfAbsent(short key, ObjectSupplier<V> valueProvider) A Supplier based computeIfAbsent function to fill the most used usecase of this function
ObjectCollection<V>	values()

Methods inherited from class speiger.src.collections.shorts.maps.abstracts.AbstractShort2ObjectMap

containsKey, containsValue, entrySet, equals, forEach, get, getDefaultReturnValue, getOrDefault, hashCode, put, putAll, putAll, putAll, putAll, putAllIfAbsent, remove, replace, replace, replaceObjects, replaceObjects, setDefaultReturnValue

Methods inherited from class java.util.AbstractMap

clear, containsKey, isEmpty, size, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface speiger.src.collections.shorts.maps.interfaces.Short2ObjectMap

apply, builder, compute, computeIfAbsent, computeIfPresent, containsKey, forEach, merge, put, put, putAll, putAll, putIfAbsent, remove, replace, replace, replaceAll, synchronize, synchronize, unmodifiable

Methods inherited from interface java.util.Map

clear, isEmpty, size

Method Detail

put

public V put(short key,
             V value)

Description copied from interface: Short2ObjectMap

Type Specific method to reduce boxing/unboxing of values

Parameters:

key - the key that should be inserted,

value - the value that should be inserted

Returns:

the last present value or default return value.

See Also:

Map.put(Object, Object)

putIfAbsent

public V putIfAbsent(short key,
                     V value)

Description copied from interface: Short2ObjectMap

Type Specific method to reduce boxing/unboxing of values

Parameters:

key - the key that should be inserted,

value - the value that should be inserted

Returns:

the last present value or default return value.

See Also:

Map.putIfAbsent(Object, Object)

remove

public V remove(short key)

Description copied from interface: Short2ObjectMap

Type Specific remove function to reduce boxing/unboxing

Parameters:

key - the element that should be removed

Returns:

the value that was removed or default return value

removeOrDefault

public V removeOrDefault(short key,
                         V defaultValue)

Description copied from interface: Short2ObjectMap

Type-Specific Remove function with a default return value if wanted.

Parameters:

key - the element that should be removed

defaultValue - the value that should be returned if the entry doesn't exist

Returns:

the value that was removed or default value

See Also:

Map.remove(Object, Object)

remove

public boolean remove(short key,
                      V value)

Description copied from interface: Short2ObjectMap

Type Specific remove function to reduce boxing/unboxing

Parameters:

key - the element that should be removed

value - the expected value that should be found

Returns:

true if the key and value was found and removed

See Also:

Map.remove(Object, Object)

get

public V get(short key)

Description copied from interface: Short2ObjectMap

A Type Specific get method to reduce boxing/unboxing

Parameters:

key - the key that is searched for

Returns:

the searched value or default return value

getOrDefault

public V getOrDefault(short key,
                      V defaultValue)

Description copied from interface: Short2ObjectMap

A Type Specific getOrDefault method to reduce boxing/unboxing

Specified by:

getOrDefault in interface Short2ObjectMap<V>

Overrides:

getOrDefault in class AbstractShort2ObjectMap<V>

Parameters:

key - the key that is searched for

defaultValue - the value that should be returned if the key is not present

Returns:

the searched value or defaultValue value

compute

public V compute(short key,
                 ShortObjectUnaryOperator<V> mappingFunction)

Description copied from interface: Short2ObjectMap

A Type Specific compute method to reduce boxing/unboxing

Specified by:

compute in interface Short2ObjectMap<V>

Overrides:

compute in class AbstractShort2ObjectMap<V>

Parameters:

key - the key that should be computed

mappingFunction - the operator that should generate the value

Returns:

the result of the computation

computeIfAbsent

public V computeIfAbsent(short key,
                         ShortFunction<V> mappingFunction)

Description copied from interface: Short2ObjectMap

A Type Specific compute method to reduce boxing/unboxing

Specified by:

computeIfAbsent in interface Short2ObjectMap<V>

Overrides:

computeIfAbsent in class AbstractShort2ObjectMap<V>

Parameters:

key - the key that should be computed

mappingFunction - the operator that should generate the value if not present

Returns:

the result of the computed value or present value

computeIfPresent

public V computeIfPresent(short key,
                          ShortObjectUnaryOperator<V> mappingFunction)

Description copied from interface: Short2ObjectMap

A Type Specific compute method to reduce boxing/unboxing

Specified by:

computeIfPresent in interface Short2ObjectMap<V>

Overrides:

computeIfPresent in class AbstractShort2ObjectMap<V>

Parameters:

key - the key that should be computed

mappingFunction - the operator that should generate the value if present

Returns:

the result of the default return value or present value

supplyIfAbsent

public V supplyIfAbsent(short key,
                        ObjectSupplier<V> valueProvider)

Description copied from interface: Short2ObjectMap

A Supplier based computeIfAbsent function to fill the most used usecase of this function

Specified by:

supplyIfAbsent in interface Short2ObjectMap<V>

Overrides:

supplyIfAbsent in class AbstractShort2ObjectMap<V>

Parameters:

key - the key that should be computed

valueProvider - the value if not present

Returns:

the result of the computed value or present value

merge

public V merge(short key,
               V value,
               ObjectObjectUnaryOperator<V,V> mappingFunction)

Description copied from interface: Short2ObjectMap

A Type Specific merge method to reduce boxing/unboxing

Specified by:

merge in interface Short2ObjectMap<V>

Overrides:

merge in class AbstractShort2ObjectMap<V>

Parameters:

key - the key that should be be searched for

value - the value that should be merged with

mappingFunction - the operator that should generate the new Value

Returns:

the result of the merge

mergeAll

public void mergeAll(Short2ObjectMap<V> m,
                     ObjectObjectUnaryOperator<V,V> mappingFunction)

Description copied from interface: Short2ObjectMap

A Bulk method for merging Maps.

Specified by:

mergeAll in interface Short2ObjectMap<V>

Overrides:

mergeAll in class AbstractShort2ObjectMap<V>

Parameters:

m - the entries that should be bulk added

mappingFunction - the operator that should generate the new Value

copy

public Short2ObjectMaps.SingletonMap<V> copy()

Description copied from interface: Short2ObjectMap

A Function that does a shallow clone of the Map itself. This function is more optimized then a copy constructor since the Map does not have to be unsorted/resorted. It can be compared to Cloneable but with less exception risk

Specified by:

copy in interface Short2ObjectMap<V>

Overrides:

copy in class AbstractShort2ObjectMap<V>

Returns:

a Shallow Copy of the Map

keySet

public ShortSet keySet()

Specified by:

keySet in interface java.util.Map<java.lang.Short,V>

Specified by:

keySet in interface Short2ObjectMap<V>

Overrides:

keySet in class AbstractShort2ObjectMap<V>

values

public ObjectCollection<V> values()

Specified by:

values in interface java.util.Map<java.lang.Short,V>

Specified by:

values in interface Short2ObjectMap<V>

Overrides:

values in class AbstractShort2ObjectMap<V>

short2ObjectEntrySet

public ObjectSet<Short2ObjectMap.Entry<V>> short2ObjectEntrySet()

Description copied from interface: Short2ObjectMap

Type Sensitive EntrySet to reduce boxing/unboxing and optionally Temp Object Allocation.

Returns:

a EntrySet of the collection