Package com.singularsys.exttests

Class ExtDocsTest.StringField3

java.lang.Object

com.singularsys.extensions.field.implementations.AbstractComparativeField

com.singularsys.extensions.field.implementations.GenericField<java.lang.String>

com.singularsys.exttests.ExtDocsTest.StringField3

All Implemented Interfaces:

FieldI, IntegerConvertor, java.io.Serializable

Enclosing class:

ExtDocsTest

public class ExtDocsTest.StringField3
extends GenericField<java.lang.String>

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
StringField3()

Method Summary

Modifier and Type	Method	Description
java.lang.String	addG(java.lang.String l, java.lang.String r)	Adds two elements of type E.
java.lang.String	cast(java.lang.Object l)	Convert the input to type E.
java.lang.Integer	cmpG(java.lang.String l, java.lang.String r)	Compare two objects of the same type.
java.lang.String	convertFromInt(java.lang.Integer l)	Attempt to convert argument from an integer
java.lang.Integer	convertToIntE(java.lang.String l)	If possible convert the argument to an Integer to enable integral powers.
java.lang.String	divG(java.lang.String l, java.lang.String r)	Divides two elements of type E.
java.lang.String	getOne()	Get the multiplicative identity for this field.
java.lang.String	getZero()	Get the additive identity for this field
java.lang.String	modG(java.lang.String l, java.lang.String r)	Modulus of two elements of type E.
java.lang.String	mulG(java.lang.String l, java.lang.String r)	Multiplies two elements of type E.
java.lang.String	negG(java.lang.String l)	Negates an elements of type E.
java.lang.String	powG(java.lang.String l, java.lang.String r)	Raises l to the power of r
java.lang.String	subG(java.lang.String l, java.lang.String r)	Subtracts two elements of type E.

Methods inherited from class com.singularsys.extensions.field.implementations.GenericField

add, and, cmp, convertToInt, div, mod, mul, neg, not, or, pow, sub

Methods inherited from class com.singularsys.extensions.field.implementations.AbstractComparativeField

eq, ge, gt, le, lt, ne

Methods inherited from class java.lang.Object

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

Constructor Detail

StringField3

public StringField3()

Method Detail

cast

public java.lang.String cast(java.lang.Object l)

Description copied from class: GenericField

Convert the input to type E.

Specified by:

cast in class GenericField<java.lang.String>

Returns:

l cast to type E if possible or null if casting is not possible

addG

public java.lang.String addG(java.lang.String l,
                             java.lang.String r)
                      throws EvaluationException

Description copied from class: GenericField

Adds two elements of type E.

Specified by:

addG in class GenericField<java.lang.String>

Parameters:

l - lhs argument

r - rhs argument

Returns:

the sum

Throws:

EvaluationException - on error

cmpG

public java.lang.Integer cmpG(java.lang.String l,
                              java.lang.String r)
                       throws EvaluationException

Description copied from class: GenericField

Compare two objects of the same type.

Specified by:

cmpG in class GenericField<java.lang.String>

Parameters:

l - left argument

r - right argument

Returns:

-1, 0, 1 or null

Throws:

EvaluationException

subG

public java.lang.String subG(java.lang.String l,
                             java.lang.String r)

Description copied from class: GenericField

Subtracts two elements of type E.

Specified by:

subG in class GenericField<java.lang.String>

Parameters:

l - lhs argument

r - rhs argument

Returns:

the difference

negG

public java.lang.String negG(java.lang.String l)

Description copied from class: GenericField

Negates an elements of type E.

Specified by:

negG in class GenericField<java.lang.String>

Parameters:

l - the argument

Returns:

the negation

mulG

public java.lang.String mulG(java.lang.String l,
                             java.lang.String r)

Description copied from class: GenericField

Multiplies two elements of type E.

Specified by:

mulG in class GenericField<java.lang.String>

Parameters:

l - lhs argument

r - rhs argument

Returns:

the product

divG

public java.lang.String divG(java.lang.String l,
                             java.lang.String r)

Description copied from class: GenericField

Divides two elements of type E.

Specified by:

divG in class GenericField<java.lang.String>

Parameters:

l - numerator

r - denominator

Returns:

the division

modG

public java.lang.String modG(java.lang.String l,
                             java.lang.String r)

Description copied from class: GenericField

Modulus of two elements of type E.

Specified by:

modG in class GenericField<java.lang.String>

Parameters:

l - lhs argument

r - rhs argument

Returns:

the modulus

powG

public java.lang.String powG(java.lang.String l,
                             java.lang.String r)

Description copied from class: GenericField

Raises l to the power of r

Specified by:

powG in class GenericField<java.lang.String>

Parameters:

l - lhs argument

r - rhs argument

Returns:

the power

getOne

public java.lang.String getOne()

Description copied from interface: FieldI

Get the multiplicative identity for this field.

Specified by:

getOne in interface FieldI

Specified by:

getOne in class GenericField<java.lang.String>

Returns:

object representing one or null if undefined for this field

getZero

public java.lang.String getZero()

Description copied from interface: FieldI

Get the additive identity for this field

Specified by:

getZero in interface FieldI

Specified by:

getZero in class GenericField<java.lang.String>

Returns:

object representing zero or null if undefined for this field

convertToIntE

public java.lang.Integer convertToIntE(java.lang.String l)
                                throws EvaluationException

Description copied from class: GenericField

If possible convert the argument to an Integer to enable integral powers. If the argument cannot be converted null should be returned and the powG(E,E) method will be called.

Specified by:

convertToIntE in class GenericField<java.lang.String>

Parameters:

l - argument to convert.

Returns:

an integer or null if argument cannot be converted

Throws:

EvaluationException

convertFromInt

public java.lang.String convertFromInt(java.lang.Integer l)
                                throws EvaluationException

Description copied from interface: IntegerConvertor

Attempt to convert argument from an integer

Specified by:

convertFromInt in interface IntegerConvertor

Specified by:

convertFromInt in class GenericField<java.lang.String>

Parameters:

l - value to convert

Returns:

corresponding value in this field or null if it cannot be converted

Throws:

EvaluationException - probably never