speiger.src.collections.longs.maps.interfaces

Interface Long2FloatMap

All Superinterfaces:

Long2FloatFunction, java.util.Map<java.lang.Long,java.lang.Float>

All Known Subinterfaces:

Long2FloatConcurrentMap, Long2FloatNavigableMap, Long2FloatOrderedMap, Long2FloatSortedMap

All Known Implementing Classes:

AbstractLong2FloatMap, ImmutableLong2FloatOpenHashMap, Long2FloatArrayMap, Long2FloatAVLTreeMap, Long2FloatConcurrentOpenHashMap, Long2FloatLinkedOpenCustomHashMap, Long2FloatLinkedOpenHashMap, Long2FloatMaps.EmptyMap, Long2FloatMaps.SingletonMap, Long2FloatMaps.SynchronizedMap, Long2FloatMaps.SynchronizedNavigableMap, Long2FloatMaps.SynchronizedOrderedMap, Long2FloatMaps.SynchronizedSortedMap, Long2FloatMaps.UnmodifyableMap, Long2FloatMaps.UnmodifyableNavigableMap, Long2FloatMaps.UnmodifyableOrderedMap, Long2FloatMaps.UnmodifyableSortedMap, Long2FloatOpenCustomHashMap, Long2FloatOpenHashMap, Long2FloatRBTreeMap

public interface Long2FloatMap
extends java.util.Map<java.lang.Long,java.lang.Float>, Long2FloatFunction

A Type Specific Map that reduces memory overhead due to boxing/unboxing of Primitives and some extra helper functions.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	Long2FloatMap.BuilderCache Builder Cache for allowing to buildMaps
static interface	Long2FloatMap.Entry Type Specific Map Entry that reduces boxing/unboxing
static interface	Long2FloatMap.FastEntrySet Fast Entry set that allows for a faster Entry Iterator by recycling the Entry Object and just exchanging 1 internal value
static class	Long2FloatMap.MapBuilder Helper class that reduces the method spam of the Map Class.

Method Summary

Modifier and Type	Method and Description
float	addTo(long key, float value) A Helper method to add a primitives together.
void	addToAll(Long2FloatMap m) A Helper method to bulk add primitives together.
default float	applyAsFloat(long key) Type Specific get function to reduce boxing/unboxing
static Long2FloatMap.MapBuilder	builder() Helper Class that allows to create Maps without requiring a to type out the entire implementation or know it.
default java.lang.Float	compute(java.lang.Long key, java.util.function.BiFunction<? super java.lang.Long,? super java.lang.Float,? extends java.lang.Float> mappingFunction) Deprecated.
float	computeFloat(long key, LongFloatUnaryOperator mappingFunction) A Type Specific compute method to reduce boxing/unboxing
float	computeFloatIfAbsent(long key, Long2FloatFunction mappingFunction) A Type Specific compute method to reduce boxing/unboxing
float	computeFloatIfPresent(long key, LongFloatUnaryOperator mappingFunction) A Type Specific compute method to reduce boxing/unboxing
default java.lang.Float	computeIfAbsent(java.lang.Long key, java.util.function.Function<? super java.lang.Long,? extends java.lang.Float> mappingFunction) Deprecated.
default java.lang.Float	computeIfPresent(java.lang.Long key, java.util.function.BiFunction<? super java.lang.Long,? super java.lang.Float,? extends java.lang.Float> mappingFunction) Deprecated.
boolean	containsKey(long key) Type Specific method to reduce boxing/unboxing of values
default boolean	containsKey(java.lang.Object key)
boolean	containsValue(float value) Type Specific method to reduce boxing/unboxing of values
default boolean	containsValue(java.lang.Object value)
Long2FloatMap	copy() A Function that does a shallow clone of the Map itself.
ObjectSet<java.util.Map.Entry<java.lang.Long,java.lang.Float>>	entrySet() Deprecated.
default void	forEach(java.util.function.BiConsumer<? super java.lang.Long,? super java.lang.Float> action) Deprecated.
void	forEach(LongFloatConsumer action) Type Specific forEach method to reduce boxing/unboxing
float	get(long key) A Type Specific get method to reduce boxing/unboxing
default java.lang.Float	get(java.lang.Object key) Deprecated.
float	getDefaultReturnValue() Method to see what the default return value is.
float	getOrDefault(long key, float defaultValue) A Type Specific getOrDefault method to reduce boxing/unboxing
default java.lang.Float	getOrDefault(java.lang.Object key, java.lang.Float defaultValue) Deprecated.
LongSet	keySet()
ObjectSet<Long2FloatMap.Entry>	long2FloatEntrySet() Type Sensitive EntrySet to reduce boxing/unboxing and optionally Temp Object Allocation.
default java.lang.Float	merge(java.lang.Long key, java.lang.Float value, java.util.function.BiFunction<? super java.lang.Float,? super java.lang.Float,? extends java.lang.Float> mappingFunction) Deprecated.
void	mergeAllFloat(Long2FloatMap m, FloatFloatUnaryOperator mappingFunction) A Bulk method for merging Maps.
float	mergeFloat(long key, float value, FloatFloatUnaryOperator mappingFunction) A Type Specific merge method to reduce boxing/unboxing
default float	put(Long2FloatMap.Entry entry) A Helper method that allows to put int a Long2FloatMap.Entry into a map.
float	put(long key, float value) Type Specific method to reduce boxing/unboxing of values
default java.lang.Float	put(java.lang.Long key, java.lang.Float value) Deprecated.
default java.lang.Float	put(java.util.Map.Entry<java.lang.Long,java.lang.Float> entry) A Helper method that allows to put int a Map.Entry into a map.
default void	putAll(long[] keys, float[] values) Type Specific array method to bulk add elements into a map without creating a wrapper and increasing performances
default void	putAll(java.lang.Long[] keys, java.lang.Float[] values) Type Specific Object array method to bulk add elements into a map without creating a wrapper and increasing performances
void	putAll(long[] keys, float[] values, int offset, int size) Type Specific array method to bulk add elements into a map without creating a wrapper and increasing performances
void	putAll(java.lang.Long[] keys, java.lang.Float[] values, int offset, int size) Type Specific Object array method to bulk add elements into a map without creating a wrapper and increasing performances
void	putAll(Long2FloatMap m) Type Specific function for the bull putting of values
void	putAllIfAbsent(Long2FloatMap m) Type-Specific bulk put method put elements into the map if not present.
float	putIfAbsent(long key, float value) Type Specific method to reduce boxing/unboxing of values
default java.lang.Float	putIfAbsent(java.lang.Long key, java.lang.Float value) Deprecated.
float	remove(long key) Type Specific remove function to reduce boxing/unboxing
boolean	remove(long key, float value) Type Specific remove function to reduce boxing/unboxing
default java.lang.Float	remove(java.lang.Object key)
default boolean	remove(java.lang.Object key, java.lang.Object value)
float	removeOrDefault(long key, float defaultValue) Type-Specific Remove function with a default return value if wanted.
float	replace(long key, float value) A Type Specific replace method to reduce boxing/unboxing replace an existing value
default java.lang.Float	replace(java.lang.Long key, java.lang.Float value) Deprecated.
boolean	replace(long key, float oldValue, float newValue) A Type Specific replace method to replace an existing value
default boolean	replace(java.lang.Long key, java.lang.Float oldValue, java.lang.Float newValue) Deprecated.
default void	replaceAll(java.util.function.BiFunction<? super java.lang.Long,? super java.lang.Float,? extends java.lang.Float> mappingFunction) Deprecated.
void	replaceFloats(Long2FloatMap m) Type-Specific bulk replace method.
void	replaceFloats(LongFloatUnaryOperator mappingFunction) A Type Specific mass replace method to reduce boxing/unboxing
Long2FloatMap	setDefaultReturnValue(float v) Method to define the default return value if a requested key isn't present
float	subFrom(long key, float value) A Helper method to subtract from primitive from each other.
float	supplyFloatIfAbsent(long key, FloatSupplier valueProvider) A Supplier based computeIfAbsent function to fill the most used usecase of this function
default Long2FloatMap	synchronize() Creates a Wrapped Map that is Synchronized
default Long2FloatMap	synchronize(java.lang.Object mutex) Creates a Wrapped Map that is Synchronized
default Long2FloatMap	unmodifiable() Creates a Wrapped Map that is unmodifiable
FloatCollection	values()

Methods inherited from interface java.util.Map

clear, equals, hashCode, isEmpty, putAll, size

Method Detail

builder

static Long2FloatMap.MapBuilder builder()

Helper Class that allows to create Maps without requiring a to type out the entire implementation or know it.

Returns:

a MapBuilder

getDefaultReturnValue

float getDefaultReturnValue()

Method to see what the default return value is.

Returns:

default return value

setDefaultReturnValue

Long2FloatMap setDefaultReturnValue(float v)

Method to define the default return value if a requested key isn't present

Parameters:

v - value that should be the default return value

Returns:

itself

copy

Long2FloatMap copy()

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

Returns:

a Shallow Copy of the Map

Note:

Wrappers and view Maps will not support this feature

put

float put(long key,
          float value)

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)

put

default float put(Long2FloatMap.Entry entry)

A Helper method that allows to put int a Long2FloatMap.Entry into a map.

Parameters:

entry - then Entry that should be inserted.

Returns:

the last present value or default return value.

put

default java.lang.Float put(java.util.Map.Entry<java.lang.Long,java.lang.Float> entry)

A Helper method that allows to put int a Map.Entry into a map.

Parameters:

entry - then Entry that should be inserted.

Returns:

the last present value or default return value.

putAll

default void putAll(long[] keys,
                    float[] values)

Type Specific array method to bulk add elements into a map without creating a wrapper and increasing performances

Parameters:

keys - the keys that should be added

values - the values that should be added

Throws:

java.lang.IllegalStateException - if the arrays are not the same size

See Also:

Map.putAll(Map)

putAll

void putAll(long[] keys,
            float[] values,
            int offset,
            int size)

Type Specific array method to bulk add elements into a map without creating a wrapper and increasing performances

Parameters:

keys - the keys that should be added

values - the values that should be added

offset - where the to start in the array

size - how many elements should be added

Throws:

java.lang.IllegalStateException - if the arrays are not within the range

See Also:

Map.putAll(Map)

putAll

default void putAll(java.lang.Long[] keys,
                    java.lang.Float[] values)

Type Specific Object array method to bulk add elements into a map without creating a wrapper and increasing performances

Parameters:

keys - the keys that should be added

values - the values that should be added

Throws:

java.lang.IllegalStateException - if the arrays are not the same size

See Also:

Map.putAll(Map)

putAll

void putAll(java.lang.Long[] keys,
            java.lang.Float[] values,
            int offset,
            int size)

Type Specific Object array method to bulk add elements into a map without creating a wrapper and increasing performances

Parameters:

keys - the keys that should be added

values - the values that should be added

offset - where the to start in the array

size - how many elements should be added

Throws:

java.lang.IllegalStateException - if the arrays are not within the range

See Also:

Map.putAll(Map)

putIfAbsent

float putIfAbsent(long key,
                  float value)

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)

putAllIfAbsent

void putAllIfAbsent(Long2FloatMap m)

Type-Specific bulk put method put elements into the map if not present.

Parameters:

m - elements that should be added if not present.

addTo

float addTo(long key,
            float value)

A Helper method to add a primitives together. If key is not present then this functions as a put.

Parameters:

key - the key that should be inserted,

value - the value that should be inserted / added

Returns:

the last present value or default return value.

addToAll

void addToAll(Long2FloatMap m)

A Helper method to bulk add primitives together.

Parameters:

m - the values that should be added/inserted

subFrom

float subFrom(long key,
              float value)

A Helper method to subtract from primitive from each other. If the key is not present it will just return the defaultValue How the implementation works is that it will subtract from the current value (if not present it will do nothing) and fence it to the getDefaultReturnValue() If the fence is reached the element will be automaticall removed

Parameters:

key - that should be subtract from

value - that should be subtract

Returns:

the last present or default return value

putAll

void putAll(Long2FloatMap m)

Type Specific function for the bull putting of values

Parameters:

m - the elements that should be inserted

containsKey

boolean containsKey(long key)

Type Specific method to reduce boxing/unboxing of values

Parameters:

key - element that is searched for

Returns:

if the key is present

containsKey

default boolean containsKey(java.lang.Object key)

Specified by:

containsKey in interface java.util.Map<java.lang.Long,java.lang.Float>

Parameters:

key - that is searched for.

Returns:

true if found

See Also:

Map.containsKey(Object)

Note:

in some implementations key does not have to be Long but just have to support equals with Long.

containsValue

boolean containsValue(float value)

Type Specific method to reduce boxing/unboxing of values

Parameters:

value - element that is searched for

Returns:

if the value is present

containsValue

default boolean containsValue(java.lang.Object value)

Specified by:

containsValue in interface java.util.Map<java.lang.Long,java.lang.Float>

Parameters:

value - that is searched for.

Returns:

true if found

See Also:

Map.containsValue(Object)

Note:

in some implementations key does not have to be CLASS_VALUE but just have to support equals with CLASS_VALUE.

remove

float remove(long key)

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

remove

default java.lang.Float remove(java.lang.Object key)

Specified by:

remove in interface java.util.Map<java.lang.Long,java.lang.Float>

Parameters:

key - the element that should be removed

Returns:

the value that was removed or default return value

See Also:

Map.remove(Object)

Note:

in some implementations key does not have to be Long but just have to support equals with Long.

remove

boolean remove(long key,
               float value)

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)

remove

default boolean remove(java.lang.Object key,
                       java.lang.Object value)

Specified by:

remove in interface java.util.Map<java.lang.Long,java.lang.Float>

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)

removeOrDefault

float removeOrDefault(long key,
                      float defaultValue)

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)

replace

boolean replace(long key,
                float oldValue,
                float newValue)

A Type Specific replace method to replace an existing value

Parameters:

key - the element that should be searched for

oldValue - the expected value to be replaced

newValue - the value to replace the oldValue with.

Returns:

true if the value got replaced

Note:

this fails if the value is not present even if it matches the oldValue

replace

float replace(long key,
              float value)

A Type Specific replace method to reduce boxing/unboxing replace an existing value

Parameters:

key - the element that should be searched for

value - the value to replace with.

Returns:

the present value or default return value

Note:

this fails if the value is not present

replaceFloats

void replaceFloats(Long2FloatMap m)

Type-Specific bulk replace method. Could be seen as putAllIfPresent

Parameters:

m - elements that should be replaced.

replaceFloats

void replaceFloats(LongFloatUnaryOperator mappingFunction)

A Type Specific mass replace method to reduce boxing/unboxing

Parameters:

mappingFunction - operation to replace all values

computeFloat

float computeFloat(long key,
                   LongFloatUnaryOperator mappingFunction)

A Type Specific compute method to reduce boxing/unboxing

Parameters:

key - the key that should be computed

mappingFunction - the operator that should generate the value

Returns:

the result of the computation

computeFloatIfAbsent

float computeFloatIfAbsent(long key,
                           Long2FloatFunction mappingFunction)

A Type Specific compute method to reduce boxing/unboxing

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

supplyFloatIfAbsent

float supplyFloatIfAbsent(long key,
                          FloatSupplier valueProvider)

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

Parameters:

key - the key that should be computed

valueProvider - the value if not present

Returns:

the result of the computed value or present value

computeFloatIfPresent

float computeFloatIfPresent(long key,
                            LongFloatUnaryOperator mappingFunction)

A Type Specific compute method to reduce boxing/unboxing

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

Note:

if not present then compute is not executed

mergeFloat

float mergeFloat(long key,
                 float value,
                 FloatFloatUnaryOperator mappingFunction)

A Type Specific merge method to reduce boxing/unboxing

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

Note:

if the result matches the default return value then the key is removed from the map

mergeAllFloat

void mergeAllFloat(Long2FloatMap m,
                   FloatFloatUnaryOperator mappingFunction)

A Bulk method for merging Maps.

Parameters:

m - the entries that should be bulk added

mappingFunction - the operator that should generate the new Value

Note:

if the result matches the default return value then the key is removed from the map

replace

@Deprecated
default boolean replace(java.lang.Long key,
                                     java.lang.Float oldValue,
                                     java.lang.Float newValue)

Deprecated.

Specified by:

replace in interface java.util.Map<java.lang.Long,java.lang.Float>

replace

@Deprecated
default java.lang.Float replace(java.lang.Long key,
                                             java.lang.Float value)

Deprecated.

Specified by:

replace in interface java.util.Map<java.lang.Long,java.lang.Float>

applyAsFloat

default float applyAsFloat(long key)

Description copied from interface: Long2FloatFunction

Type Specific get function to reduce boxing/unboxing

Specified by:

applyAsFloat in interface Long2FloatFunction

Parameters:

key - the value that should be processed

Returns:

the result of the function

get

float get(long key)

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

float getOrDefault(long key,
                   float defaultValue)

A Type Specific getOrDefault method to reduce boxing/unboxing

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

get

@Deprecated
default java.lang.Float get(java.lang.Object key)

Deprecated.

Specified by:

get in interface java.util.Map<java.lang.Long,java.lang.Float>

getOrDefault

@Deprecated
default java.lang.Float getOrDefault(java.lang.Object key,
                                                  java.lang.Float defaultValue)

Deprecated.

Specified by:

getOrDefault in interface java.util.Map<java.lang.Long,java.lang.Float>

replaceAll

@Deprecated
default void replaceAll(java.util.function.BiFunction<? super java.lang.Long,? super java.lang.Float,? extends java.lang.Float> mappingFunction)

Deprecated.

Specified by:

replaceAll in interface java.util.Map<java.lang.Long,java.lang.Float>

compute

@Deprecated
default java.lang.Float compute(java.lang.Long key,
                                             java.util.function.BiFunction<? super java.lang.Long,? super java.lang.Float,? extends java.lang.Float> mappingFunction)

Deprecated.

Specified by:

compute in interface java.util.Map<java.lang.Long,java.lang.Float>

computeIfAbsent

@Deprecated
default java.lang.Float computeIfAbsent(java.lang.Long key,
                                                     java.util.function.Function<? super java.lang.Long,? extends java.lang.Float> mappingFunction)

Deprecated.

Specified by:

computeIfAbsent in interface java.util.Map<java.lang.Long,java.lang.Float>

computeIfPresent

@Deprecated
default java.lang.Float computeIfPresent(java.lang.Long key,
                                                      java.util.function.BiFunction<? super java.lang.Long,? super java.lang.Float,? extends java.lang.Float> mappingFunction)

Deprecated.

Specified by:

computeIfPresent in interface java.util.Map<java.lang.Long,java.lang.Float>

merge

@Deprecated
default java.lang.Float merge(java.lang.Long key,
                                           java.lang.Float value,
                                           java.util.function.BiFunction<? super java.lang.Float,? super java.lang.Float,? extends java.lang.Float> mappingFunction)

Deprecated.

Specified by:

merge in interface java.util.Map<java.lang.Long,java.lang.Float>

forEach

void forEach(LongFloatConsumer action)

Type Specific forEach method to reduce boxing/unboxing

Parameters:

action - processor of the values that are iterator over

forEach

@Deprecated
default void forEach(java.util.function.BiConsumer<? super java.lang.Long,? super java.lang.Float> action)

Deprecated.

Specified by:

forEach in interface java.util.Map<java.lang.Long,java.lang.Float>

keySet

LongSet keySet()

Specified by:

keySet in interface java.util.Map<java.lang.Long,java.lang.Float>

values

FloatCollection values()

Specified by:

values in interface java.util.Map<java.lang.Long,java.lang.Float>

entrySet

@Deprecated
ObjectSet<java.util.Map.Entry<java.lang.Long,java.lang.Float>> entrySet()

Deprecated.

Specified by:

entrySet in interface java.util.Map<java.lang.Long,java.lang.Float>

long2FloatEntrySet

ObjectSet<Long2FloatMap.Entry> long2FloatEntrySet()

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

Returns:

a EntrySet of the collection

synchronize

default Long2FloatMap synchronize()

Creates a Wrapped Map that is Synchronized

Returns:

a new Map that is synchronized

See Also:

Long2FloatMaps.synchronize(speiger.src.collections.longs.maps.interfaces.Long2FloatMap)

synchronize

default Long2FloatMap synchronize(java.lang.Object mutex)

Creates a Wrapped Map that is Synchronized

Parameters:

mutex - is the controller of the synchronization block

Returns:

a new Map Wrapper that is synchronized

See Also:

Long2FloatMaps.synchronize(speiger.src.collections.longs.maps.interfaces.Long2FloatMap)

unmodifiable

default Long2FloatMap unmodifiable()

Creates a Wrapped Map that is unmodifiable

Returns:

a new Map Wrapper that is unmodifiable

See Also:

Long2FloatMaps.unmodifiable(speiger.src.collections.longs.maps.interfaces.Long2FloatMap)

put

@Deprecated
default java.lang.Float put(java.lang.Long key,
                                         java.lang.Float value)

Deprecated.

Specified by:

put in interface java.util.Map<java.lang.Long,java.lang.Float>

putIfAbsent

@Deprecated
default java.lang.Float putIfAbsent(java.lang.Long key,
                                                 java.lang.Float value)

Deprecated.

Specified by:

putIfAbsent in interface java.util.Map<java.lang.Long,java.lang.Float>