it.unimi.dsi.fastutil.objects

Class Reference2DoubleFunctions.EmptyFunction<K>

java.lang.Object

it.unimi.dsi.fastutil.objects.AbstractReference2DoubleFunction<K>

it.unimi.dsi.fastutil.objects.Reference2DoubleFunctions.EmptyFunction<K>

All Implemented Interfaces:

it.unimi.dsi.fastutil.objects.Reference2DoubleFunction<K>, java.io.Serializable, java.lang.Cloneable, java.util.function.Function<K,java.lang.Double>, java.util.function.ToDoubleFunction<K>

Direct Known Subclasses:

Reference2DoubleMaps.EmptyMap

Enclosing class:

Reference2DoubleFunctions

public static class Reference2DoubleFunctions.EmptyFunction<K>
extends AbstractReference2DoubleFunction<K>
implements java.io.Serializable, java.lang.Cloneable

An immutable class representing an empty type-specific function.

This class may be useful to implement your own in case you subclass a type-specific function.

See Also:

Serialized Form

Field Summary

Fields inherited from class it.unimi.dsi.fastutil.objects.AbstractReference2DoubleFunction

defRetValue

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	EmptyFunction()

Method Summary

Modifier and Type	Method and Description
void	clear()
java.lang.Object	clone()
boolean	containsKey(java.lang.Object k)
double	defaultReturnValue()
void	defaultReturnValue(double defRetValue)
boolean	equals(java.lang.Object o)
double	getDouble(java.lang.Object k)
double	getOrDefault(java.lang.Object k, double defaultValue)
int	hashCode()
int	size()
java.lang.String	toString()

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface it.unimi.dsi.fastutil.objects.Reference2DoubleFunction

andThen, andThenByte, andThenChar, andThenDouble, andThenFloat, andThenInt, andThenLong, andThenObject, andThenReference, andThenShort, applyAsDouble, composeByte, composeChar, composeDouble, composeFloat, composeInt, composeLong, composeObject, composeReference, composeShort, get, getOrDefault, put, put, remove, removeDouble

Methods inherited from interface it.unimi.dsi.fastutil.Function

apply

Methods inherited from interface java.util.function.Function

compose, identity

Constructor Detail

EmptyFunction

protected EmptyFunction()

Method Detail

getDouble

public double getDouble(java.lang.Object k)

Specified by:

getDouble in interface it.unimi.dsi.fastutil.objects.Reference2DoubleFunction<K>

getOrDefault

public double getOrDefault(java.lang.Object k,
                           double defaultValue)

Specified by:

getOrDefault in interface it.unimi.dsi.fastutil.objects.Reference2DoubleFunction<K>

containsKey

public boolean containsKey(java.lang.Object k)

defaultReturnValue

public double defaultReturnValue()

Specified by:

defaultReturnValue in interface it.unimi.dsi.fastutil.objects.Reference2DoubleFunction<K>

Overrides:

defaultReturnValue in class AbstractReference2DoubleFunction<K>

defaultReturnValue

public void defaultReturnValue(double defRetValue)

Specified by:

defaultReturnValue in interface it.unimi.dsi.fastutil.objects.Reference2DoubleFunction<K>

Overrides:

defaultReturnValue in class AbstractReference2DoubleFunction<K>

size

public int size()

clear

public void clear()

clone

public java.lang.Object clone()

Overrides:

clone in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object