org.nakedobjects.object.value
Class FloatingPointNumber

java.lang.Object
  org.nakedobjects.object.value.AbstractNakedValue
      org.nakedobjects.object.value.Magnitude
          org.nakedobjects.object.value.FloatingPointNumber

All Implemented Interfaces:

Naked, NakedValue, java.io.Serializable

public class FloatingPointNumber

extends Magnitude

NOTE: this class currently does not support about listeners.

See Also:

Serialized Form

Constructor Summary

FloatingPointNumber()

FloatingPointNumber(double value)

FloatingPointNumber(FloatingPointNumber value)

FloatingPointNumber(java.lang.String text)
Deprecated.

Method Summary

void	add(double value)
void	add(FloatingPointNumber number)
void	clear() Clears the value so that it is empty, i.e.
void	copyObject(Naked object) Copies the specified object's contained data to this instance.
void	divide(double value)
void	divide(FloatingPointNumber number)
double	doubleValue() Returns this value as an double.
float	floatValue() Returns this value as an float.
java.lang.String	getObjectHelpText() Returns a textual desctiption of the object - its contents and possible uses.
double	getValue() Deprecated. replaced by doubleValue
int	intValue() Returns this value as an int.
boolean	isEmpty() Returns true if the object contains no data, eg when new
boolean	isEqualTo(Magnitude magnitude)
boolean	isLessThan(Magnitude magnitude)
long	longValue() Returns this value as an long.
void	multiply(double value)
void	multiply(FloatingPointNumber number)
void	parse(java.lang.String text) Takes a user entry string which is parsed to set up the object.
void	reset() Reset this floating point number so it contains 0.0.
void	restoreString(java.lang.String data) Takes a storage string and uses it reinstate this value object to its previous state/
java.lang.String	saveString() Returns a basic string representation of this value for storage purposes.
void	setValue(double value)
void	setValue(FloatingPointNumber value)
short	shortValue() Returns this value as an short.
void	subtract(double value)
void	subtract(FloatingPointNumber number)
Title	title() Returns a Title object describing the object.

Methods inherited from class org.nakedobjects.object.value.Magnitude

isBetween, isGreaterThan, isGreaterThanOrEqualTo, isLessThanOrEqualTo, isSameAs, max, min

Methods inherited from class org.nakedobjects.object.value.AbstractNakedValue

about, addNakedValueListener, checkCanOperate, contextualTitle, deepCopy, dumpObject, fireValueChanged, fireValueChanged, getClassName, getFullClassName, getLogger, isNull, isValid, nakedValueListeners, removeNakedValueListener, setAbout, setNull, setValidity, summary, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

FloatingPointNumber

public FloatingPointNumber()

FloatingPointNumber

public FloatingPointNumber(double value)

FloatingPointNumber

public FloatingPointNumber(java.lang.String text)

Deprecated.

FloatingPointNumber

public FloatingPointNumber(FloatingPointNumber value)

Method Detail

add

public void add(double value)

add

public void add(FloatingPointNumber number)

clear

public void clear()

Description copied from interface: NakedValue

Clears the value so that it is empty, i.e. isEmpty returns true.

copyObject

public void copyObject(Naked object)

Copies the specified object's contained data to this instance. param object the object to copy the data from

divide

public void divide(double value)

divide

public void divide(FloatingPointNumber number)

doubleValue

public double doubleValue()

Returns this value as an double.

floatValue

public float floatValue()

Returns this value as an float.

getObjectHelpText

public java.lang.String getObjectHelpText()

Description copied from interface: Naked

Returns a textual desctiption of the object - its contents and possible uses.

Specified by:

getObjectHelpText in interface Naked

Overrides:

getObjectHelpText in class AbstractNakedValue

getValue

public double getValue()

Deprecated. replaced by doubleValue

See Also:

doubleValue()

intValue

public int intValue()

Returns this value as an int.

isEmpty

public boolean isEmpty()

Description copied from interface: Naked

Returns true if the object contains no data, eg when new

isEqualTo

public boolean isEqualTo(Magnitude magnitude)

Specified by:

isEqualTo in class Magnitude

isLessThan

public boolean isLessThan(Magnitude magnitude)

Specified by:

isLessThan in class Magnitude

longValue

public long longValue()

Returns this value as an long.

multiply

public void multiply(double value)

multiply

public void multiply(FloatingPointNumber number)

parse

public void parse(java.lang.String text)
           throws ValueParseException

Description copied from interface: NakedValue

Takes a user entry string which is parsed to set up the object. This needs to accomodate punctuation and adornments such as currency signs.

Throws:

ValueParseException

See Also:

NakedValue.restoreString(String)

reset

public void reset()

Reset this floating point number so it contains 0.0.

See Also:

NakedValue.reset()

setValue

public void setValue(double value)

setValue

public void setValue(FloatingPointNumber value)

shortValue

public short shortValue()

Returns this value as an short.

subtract

public void subtract(double value)

subtract

public void subtract(FloatingPointNumber number)

title

public Title title()

Description copied from interface: Naked

Returns a Title object describing the object.

restoreString

public void restoreString(java.lang.String data)

Description copied from interface: NakedValue

Takes a storage string and uses it reinstate this value object to its previous state/

Parameters:

data -

See Also:

NakedValue.parse(String)

saveString

public java.lang.String saveString()

Description copied from interface: NakedValue

Returns a basic string representation of this value for storage purposes.