Module ieee754java

Package at.syntaxerror.ieee754.decimal

Class Decimal<T extends Decimal<T>>

java.lang.Object

java.lang.Number

at.syntaxerror.ieee754.Floating<T>

at.syntaxerror.ieee754.decimal.Decimal<T>

All Implemented Interfaces:

Serializable, Comparable<T>

Direct Known Subclasses:

Decimal128, Decimal32, Decimal64

public abstract class Decimal<T extends Decimal<T>>
extends Floating<T>

This class is the base class for implementing IEEE 754 decimal floating point specifications

Author:

Thomas Kasper

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static @NonNull DecimalCoding	DEFAULT_CODING	The coding method used by encode() and DecimalCodec.encode(Decimal)

Fields inherited from class at.syntaxerror.ieee754.Floating

NEGATIVE, POSITIVE

Constructor Summary

Constructors

Constructor	Description
Decimal(int signum, FloatingType type)
Decimal(int signum, BigDecimal value)

Method Summary

Modifier and Type	Method	Description
BigInteger	encode()	Encodes this number into its binary representation using the representation method specified by DEFAULT_CODING.
BigInteger	encodeBID()	Encodes this number into its binary representation using the binary integer decimal representation method
BigInteger	encodeDPD()	Encodes this number into its binary representation using the densly packed decimal representation method

Methods inherited from class at.syntaxerror.ieee754.Floating

compareTo, doubleValue, floatValue, getBigDecimal, getCodec, getSignum, intValue, isFinite, isInfinity, isNaN, isNegative, isNegativeInfinity, isNegativeZero, isPositive, isPositiveInfinity, isPositiveZero, isQuietNaN, isSignalingNaN, isZero, longValue, toString

Methods inherited from class java.lang.Number

byteValue, shortValue

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_CODING

@NonNull
public static @NonNull DecimalCoding DEFAULT_CODING

The coding method used by encode() and DecimalCodec.encode(Decimal)

Constructor Details

Decimal

public Decimal(int signum,
 FloatingType type)

Decimal

public Decimal(int signum,
 BigDecimal value)

Method Details

encode

public BigInteger encode()

Encodes this number into its binary representation using the representation method specified by DEFAULT_CODING.

Overrides:

encode in class Floating<T extends Decimal<T>>

Returns:

the binary representation

encodeDPD

public BigInteger encodeDPD()

Encodes this number into its binary representation using the densly packed decimal representation method

Returns:

the binary representation

encodeBID

public BigInteger encodeBID()

Encodes this number into its binary representation using the binary integer decimal representation method

Returns:

the binary representation