Package redempt.crunch.token

Enum Class Constant

java.lang.Object

java.lang.Enum<Constant>

redempt.crunch.token.Constant

All Implemented Interfaces:

Serializable, Cloneable, Comparable<Constant>, Constable, Token, Value

public enum Constant
extends Enum<Constant>
implements Value

Represents a mathematical or boolean constant which can be used in an expression

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Enum

Enum.EnumDesc<E extends Enum<E>>

Enum Constant Summary

Enum Constants

Enum Constant	Description
E
FALSE
PI
TRUE

Method Summary

Modifier and Type	Method	Description
Value	getClone()
TokenType	getType()
double	getValue(double[] variableValues)
String	toString()
static Constant	valueOf(String name)	Returns the enum constant of this class with the specified name.
static Constant[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, describeConstable, equals, finalize, getDeclaringClass, hashCode, name, ordinal, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

PI

public static final Constant PI

E

public static final Constant E

TRUE

public static final Constant TRUE

FALSE

public static final Constant FALSE

Method Details

values

public static Constant[] values()

Returns an array containing the constants of this enum class, in the order they are declared.

Returns:

an array containing the constants of this enum class, in the order they are declared

valueOf

public static Constant valueOf(String name)

Returns the enum constant of this class with the specified name. The string must match exactly an identifier used to declare an enum constant in this class. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum class has no constant with the specified name

NullPointerException - if the argument is null

getType

public TokenType getType()

Specified by:

getType in interface Token

Returns:

The type of this Token

getValue

public double getValue(double[] variableValues)

Specified by:

getValue in interface Value

getClone

public Value getClone()

Specified by:

getClone in interface Value

toString

public String toString()

Overrides:

toString in class Enum<Constant>