org.cactoos.scalar

Class NumberEnvelope

java.lang.Object

java.lang.Number

org.cactoos.scalar.NumberEnvelope

All Implemented Interfaces:

Serializable, Scalar<Double>

Direct Known Subclasses:

AvgOf, DivisionOf, LengthOf, MaxOf, MinOf, MultiplicationOf, SumOf

public abstract class NumberEnvelope
extends Number
implements Scalar<Double>

Envelope for the Number.

There is no thread-safety guarantee.

Since:

0.26

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
NumberEnvelope(Scalar<Double> dnm) Ctor.
NumberEnvelope(Scalar<Long> lnm, Scalar<Integer> inm, Scalar<Float> fnm, Scalar<Double> dnm) Ctor.

Method Summary

Modifier and Type	Method and Description
double	doubleValue()
float	floatValue()
int	intValue()
long	longValue()
Double	value() Convert it to the value.

Methods inherited from class java.lang.Number

byteValue, shortValue

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NumberEnvelope

public NumberEnvelope(Scalar<Double> dnm)

Ctor.

Parameters:

dnm - Double scalar

NumberEnvelope

public NumberEnvelope(Scalar<Long> lnm,
                      Scalar<Integer> inm,
                      Scalar<Float> fnm,
                      Scalar<Double> dnm)

Ctor.

Parameters:

lnm - Long scalar

inm - Integer scalar

fnm - Float scalar

dnm - Long scalar

Method Detail

intValue

public final int intValue()

Specified by:

intValue in class Number

longValue

public final long longValue()

Specified by:

longValue in class Number

floatValue

public final float floatValue()

Specified by:

floatValue in class Number

doubleValue

public final double doubleValue()

Specified by:

doubleValue in class Number

value

public final Double value()
                   throws Exception

Description copied from interface: Scalar

Convert it to the value.

Specified by:

value in interface Scalar<Double>

Returns:

The value

Throws:

Exception - If fails