it.unimi.dsi.fastutil.doubles

Class Double2DoubleFunctions.EmptyFunction

java.lang.Object

it.unimi.dsi.fastutil.doubles.AbstractDouble2DoubleFunction

it.unimi.dsi.fastutil.doubles.Double2DoubleFunctions.EmptyFunction

All Implemented Interfaces:

it.unimi.dsi.fastutil.doubles.Double2DoubleFunction, java.io.Serializable, java.lang.Cloneable, java.util.function.DoubleUnaryOperator, java.util.function.Function<java.lang.Double,java.lang.Double>

Direct Known Subclasses:

Double2DoubleMaps.EmptyMap

Enclosing class:

Double2DoubleFunctions

public static class Double2DoubleFunctions.EmptyFunction
extends AbstractDouble2DoubleFunction
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.doubles.AbstractDouble2DoubleFunction

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(double k)
double	defaultReturnValue()
void	defaultReturnValue(double defRetValue)
boolean	equals(java.lang.Object o)
double	get(double k)
double	getOrDefault(double 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.doubles.Double2DoubleFunction

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

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

apply

Methods inherited from interface java.util.function.DoubleUnaryOperator

andThen, compose

Constructor Detail

EmptyFunction

protected EmptyFunction()

Method Detail

get

public double get(double k)

Specified by:

get in interface it.unimi.dsi.fastutil.doubles.Double2DoubleFunction

getOrDefault

public double getOrDefault(double k,
                           double defaultValue)

Specified by:

getOrDefault in interface it.unimi.dsi.fastutil.doubles.Double2DoubleFunction

containsKey

public boolean containsKey(double k)

Specified by:

containsKey in interface it.unimi.dsi.fastutil.doubles.Double2DoubleFunction

defaultReturnValue

public double defaultReturnValue()

Specified by:

defaultReturnValue in interface it.unimi.dsi.fastutil.doubles.Double2DoubleFunction

Overrides:

defaultReturnValue in class AbstractDouble2DoubleFunction

defaultReturnValue

public void defaultReturnValue(double defRetValue)

Specified by:

defaultReturnValue in interface it.unimi.dsi.fastutil.doubles.Double2DoubleFunction

Overrides:

defaultReturnValue in class AbstractDouble2DoubleFunction

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