org.jscience.mathematics.number
Class Integer64

java.lang.Object
  java.lang.Number
      org.jscience.mathematics.number.Number<Integer64>
          org.jscience.mathematics.number.Integer64

All Implemented Interfaces:

java.io.Serializable, java.lang.Comparable<Integer64>, Immutable, Realtime, ValueType, XMLSerializable, GroupAdditive<Integer64>, Ring<Integer64>, Structure<Integer64>

public final class Integer64
extends Number<Integer64>

This class represents a 64 bits integer number.

Version:

3.0, February 13, 2006

Author:

Jean-Marie Dautelle

See Also:

Wikipedia: Integer, Serialized Form

Field Summary

static Integer64	ONE The 64 bits floating point representing one.
static Integer64	ZERO The 64 bits floating point representing zero.

Method Summary

Integer64	abs() Returns the absolute value of this number.
int	compareTo(Integer64 that) Compares this number with the specified number for order.
int	compareTo(long value) Compares this number with the specified value for order.
Integer64	copy() Returns a copy of this number allocated by the calling thread (possibly on the stack).
Integer64	divide(Integer64 that) Returns this number divided by the one specified.
Integer64	divide(long value) Returns this number divided by the specified value.
double	doubleValue() Returns the value of this number as a double.
boolean	equals(long value) Compares this number against the specified value.
boolean	equals(java.lang.Object that) Compares this number against the specified object.
int	hashCode() Returns the hash code for this number.
boolean	isLargerThan(Integer64 that) Compares the magnitude of this number with that number.
long	longValue() Returns the value of this number as a long.
Integer64	minus(Integer64 that) Returns the difference between this number and the one specified.
Integer64	minus(long value) Returns the difference between this number and the specified value
Integer64	opposite() Returns the opposite of this number.
Integer64	plus(Integer64 that) Returns the sum of this number with the one specified.
Integer64	plus(long value) Returns the sum of this number with the specifice value.
Integer64	times(Integer64 that) Returns the product of this number with the one specified.
Integer64	times(long value) Returns the product of this number with the specified value.
Text	toText() Returns the decimal text representation of this number.
static Integer64	valueOf(java.lang.CharSequence chars) Returns the number for the specified character sequence.
static Integer64	valueOf(long longValue) Returns the 64 bits integer from the specified long value.

Methods inherited from class org.jscience.mathematics.number.Number

byteValue, floatValue, intValue, isGreaterThan, isLessThan, pow, shortValue, toString

Methods inherited from class java.lang.Object

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

Field Detail

ZERO

public static final Integer64 ZERO

The 64 bits floating point representing zero.

ONE

public static final Integer64 ONE

The 64 bits floating point representing one.

Method Detail

valueOf

public static Integer64 valueOf(long longValue)

Returns the 64 bits integer from the specified long value.

Parameters:

longValue - the long value for this number.

Returns:

the corresponding number.

See Also:

longValue()

valueOf

public static Integer64 valueOf(java.lang.CharSequence chars)

Returns the number for the specified character sequence.

Parameters:

chars - the character sequence.

Returns:

the corresponding number.

opposite

public Integer64 opposite()

Returns the opposite of this number.

Returns:

-this.

plus

public Integer64 plus(Integer64 that)

Returns the sum of this number with the one specified.

Parameters:

that - the number to be added.

Returns:

this + that.

plus

public Integer64 plus(long value)

Returns the sum of this number with the specifice value.

Parameters:

value - the value to be added.

Returns:

this + value.

minus

public Integer64 minus(Integer64 that)

Returns the difference between this number and the one specified.

Overrides:

minus in class Number<Integer64>

Parameters:

that - the number to be subtracted.

Returns:

this - that.

minus

public Integer64 minus(long value)

Returns the difference between this number and the specified value

Parameters:

value - the value to be subtracted.

Returns:

this - value.

times

public Integer64 times(Integer64 that)

Returns the product of this number with the one specified.

Parameters:

that - the number multiplier.

Returns:

this · that.

times

public Integer64 times(long value)

Returns the product of this number with the specified value.

Parameters:

value - the value multiplier.

Returns:

this · value.

divide

public Integer64 divide(Integer64 that)

Returns this number divided by the one specified.

Parameters:

that - the number divisor.

Returns:

this / that.

divide

public Integer64 divide(long value)

Returns this number divided by the specified value.

Parameters:

value - the value divisor.

Returns:

this / value.

isLargerThan

public boolean isLargerThan(Integer64 that)

Compares the magnitude of this number with that number.

Specified by:

isLargerThan in class Number<Integer64>

Returns:

|this| > |that|

abs

public Integer64 abs()

Returns the absolute value of this number.

Returns:

|this|.

toText

public Text toText()

Returns the decimal text representation of this number.

Specified by:

toText in interface Realtime

Specified by:

toText in class Number<Integer64>

Returns:

the text representation of this number.

equals

public boolean equals(java.lang.Object that)

Compares this number against the specified object.

Specified by:

equals in class Number<Integer64>

Parameters:

that - the object to compare with.

Returns:

true if the objects are the same; false otherwise.

equals

public boolean equals(long value)

Compares this number against the specified value.

Parameters:

value - the value to compare with.

Returns:

this.longValue() == value

compareTo

public int compareTo(long value)

Compares this number with the specified value for order.

Parameters:

value - the value to be compared with.

Returns:

a negative integer, zero, or a positive integer as this number is less than, equal to, or greater than the specified value.

hashCode

public int hashCode()

Returns the hash code for this number.

Specified by:

hashCode in class Number<Integer64>

Returns:

the hash code value.

longValue

public long longValue()

Description copied from class: Number

Returns the value of this number as a long.

Specified by:

longValue in class Number<Integer64>

Returns:

the numeric value represented by this object after conversion to type long.

doubleValue

public double doubleValue()

Description copied from class: Number

Returns the value of this number as a double.

Specified by:

doubleValue in class Number<Integer64>

Returns:

the numeric value represented by this object after conversion to type double.

compareTo

public int compareTo(Integer64 that)

Description copied from class: Number

Compares this number with the specified number for order. Returns a negative integer, zero, or a positive integer as this number is less than, equal to, or greater than the specified number. Implementation must ensure that this method is consistent with equals (x.compareTo(y)==0) == (x.equals(y)),

Specified by:

compareTo in interface java.lang.Comparable<Integer64>

Specified by:

compareTo in class Number<Integer64>

Parameters:

that - the number to be compared.

Returns:

a negative integer, zero, or a positive integer as this number is less than, equal to, or greater than the specified number.

copy

public Integer64 copy()

Description copied from class: Number

Returns a copy of this number allocated by the calling thread (possibly on the stack).

Specified by:

copy in interface ValueType

Specified by:

copy in class Number<Integer64>

Returns:

an identical and independant copy of this number.