Package com.singularsys.jep

Interface NumberFactory

All Superinterfaces:

JepComponent, java.io.Serializable

All Known Implementing Classes:

BigDecNumberFactory, BigIntegerNumberFactory, ComplexNumberFactory, DoubleNumberFactory, FieldConsole.RationalDoubleNumberFactory, IntDoubleNumberFactory, IntegerNumberFactory, LongDoubleNumberFactory, RationalNumberFactory, SimpleNumberFactory

public interface NumberFactory
extends JepComponent

This interface can be implemented to create numbers of any object type. By implementing this interface and calling the setNumberFactory() method of the Jep class, the constants in an expression will be created with that class.

Method Summary

Modifier and Type	Method	Description
java.lang.Object	createNumber(boolean value)	Create a number object with given boolean value
java.lang.Object	createNumber(double value)	Creates a number object with given double value.
java.lang.Object	createNumber(float value)	Create a number object with given float value
java.lang.Object	createNumber(int value)	Create a number object with given int value
java.lang.Object	createNumber(long value)	Create a number object with given long value
java.lang.Object	createNumber(short value)	Create a number object with given short value
java.lang.Object	createNumber(Complex value)	Creates a number from a given complex value.
java.lang.Object	createNumber(java.lang.Number value)	Creates a number object from a class implementing Number, May actually just return the class.
java.lang.Object	createNumber(java.lang.String value)	Creates a number object and initializes its value.
java.lang.Object	getMinusOne()	Return an object representing ZERO-ONE.
java.lang.Object	getOne()	Return an object representing ONE the multiplicative identity.
java.lang.Object	getTwo()	Return an object representing ONE+ONE.
java.lang.Object	getZero()	Return an object representing ZERO the additive identity.

Methods inherited from interface com.singularsys.jep.JepComponent

getLightWeightInstance, init

Method Detail

createNumber

java.lang.Object createNumber(java.lang.String value)
                       throws ParseException

Creates a number object and initializes its value.

Parameters:

value - The initial value of the number as a string.

Throws:

ParseException

createNumber

java.lang.Object createNumber(double value)
                       throws ParseException

Creates a number object with given double value.

Throws:

ParseException

createNumber

java.lang.Object createNumber(int value)
                       throws ParseException

Create a number object with given int value

Throws:

ParseException

createNumber

java.lang.Object createNumber(short value)
                       throws ParseException

Create a number object with given short value

Throws:

ParseException

createNumber

java.lang.Object createNumber(long value)
                       throws ParseException

Create a number object with given long value

Throws:

ParseException

createNumber

java.lang.Object createNumber(float value)
                       throws ParseException

Create a number object with given float value

Throws:

ParseException

createNumber

java.lang.Object createNumber(boolean value)
                       throws ParseException

Create a number object with given boolean value

Throws:

ParseException

createNumber

java.lang.Object createNumber(java.lang.Number value)
                       throws ParseException

Creates a number object from a class implementing Number, May actually just return the class.

Throws:

ParseException

createNumber

java.lang.Object createNumber(Complex value)
                       throws ParseException

Creates a number from a given complex value.

Throws:

ParseException

getZero

java.lang.Object getZero()

Return an object representing ZERO the additive identity.

getOne

java.lang.Object getOne()

Return an object representing ONE the multiplicative identity.

getMinusOne

java.lang.Object getMinusOne()

Return an object representing ZERO-ONE.

getTwo

java.lang.Object getTwo()

Return an object representing ONE+ONE.