org.monte.media.math

Class Rational

java.lang.Object

java.lang.Number

org.monte.media.math.Rational

All Implemented Interfaces:

java.io.Serializable

public class Rational
extends java.lang.Number

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static Rational	ONE
static long	serialVersionUID
static Rational	ZERO

Constructor Summary

Constructors

Constructor and Description
Rational(long numerator)
Rational(long numerator, long denominator)
Rational(Rational r)

Method Summary

Modifier and Type	Method and Description
Rational	add(Rational that)
Rational	ceil(long d)
int	compareTo(Rational that)
Rational	divide(Rational that)
double	doubleValue()
boolean	equals(java.lang.Object obj)
float	floatValue()
Rational	floor(long d)
long	getDenominator()
long	getNumerator()
int	hashCode()
int	intValue()
Rational	inverse()
boolean	isLessOrEqualZero()
boolean	isZero()
long	longValue()
static Rational	max(Rational a, Rational b)
static Rational	min(Rational a, Rational b)
Rational	multiply(long integer)
Rational	multiply(Rational that)
Rational	negate()
Rational	round(long d)
Rational	subtract(Rational that)
java.lang.String	toDescriptiveString()
java.lang.String	toString()
static Rational	valueOf(java.math.BigInteger num, java.math.BigInteger den)
static Rational	valueOf(double d)
static Rational	valueOf(long num, long den)
static Rational	valueOf(java.lang.String str)

Methods inherited from class java.lang.Number

byteValue, shortValue

Methods inherited from class java.lang.Object

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

Field Detail

ONE

public static final Rational ONE

ZERO

public static final Rational ZERO

serialVersionUID

public static final long serialVersionUID

See Also:

Constant Field Values

Constructor Detail

Rational

public Rational(long numerator)

Rational

public Rational(long numerator,
                long denominator)

Rational

public Rational(Rational r)

Method Detail

getNumerator

public long getNumerator()

getDenominator

public long getDenominator()

add

public Rational add(Rational that)

subtract

public Rational subtract(Rational that)

negate

public Rational negate()

inverse

public Rational inverse()

floor

public Rational floor(long d)

ceil

public Rational ceil(long d)

multiply

public Rational multiply(Rational that)

multiply

public Rational multiply(long integer)

divide

public Rational divide(Rational that)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

toDescriptiveString

public java.lang.String toDescriptiveString()

intValue

public int intValue()

Specified by:

intValue in class java.lang.Number

longValue

public long longValue()

Specified by:

longValue in class java.lang.Number

floatValue

public float floatValue()

Specified by:

floatValue in class java.lang.Number

doubleValue

public double doubleValue()

Specified by:

doubleValue in class java.lang.Number

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

compareTo

public int compareTo(Rational that)

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

max

public static Rational max(Rational a,
                           Rational b)

min

public static Rational min(Rational a,
                           Rational b)

isZero

public boolean isZero()

isLessOrEqualZero

public boolean isLessOrEqualZero()

valueOf

public static Rational valueOf(double d)

valueOf

public static Rational valueOf(long num,
                               long den)

valueOf

public static Rational valueOf(java.math.BigInteger num,
                               java.math.BigInteger den)

round

public Rational round(long d)

valueOf

public static Rational valueOf(java.lang.String str)