Package edu.cmu.tetrad.calculator.parser

Enum Class Token

java.lang.Object

java.lang.Enum<Token>

edu.cmu.tetrad.calculator.parser.Token

All Implemented Interfaces:

Serializable, Comparable<Token>, Constable

public enum Token
extends Enum<Token>

Allowable tokens.

Version:

$Id: $Id

Author:

Tyler Gibson

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
COMMA	Comma.
EOF	End of file.
EQUATION	Equation.
LPAREN	Left parenthesis.
NUMBER	Number.
OPERATOR	Operator.
PARAMETER	Parameter.
RPAREN	Right parenthesis.
STRING	String.
UNKNOWN	Unknown.
WHITESPACE	Whitespace.

Method Summary

Modifier and Type	Method	Description
static Token	valueOf(String name)	Returns the enum constant of this class with the specified name.
static Token[]	values()	Returns an array containing the constants of this enum class, in the order they are declared.

Methods inherited from class java.lang.Enum

compareTo, describeConstable, equals, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Details

WHITESPACE

public static final Token WHITESPACE

Whitespace.

LPAREN

public static final Token LPAREN

Left parenthesis.

RPAREN

public static final Token RPAREN

Right parenthesis.

COMMA

public static final Token COMMA

Comma.

NUMBER

public static final Token NUMBER

Number.

OPERATOR

public static final Token OPERATOR

Operator.

PARAMETER

public static final Token PARAMETER

Parameter.

EQUATION

public static final Token EQUATION

Equation.

STRING

public static final Token STRING

String.

EOF

public static final Token EOF

End of file.

UNKNOWN

public static final Token UNKNOWN

Unknown.

Method Details

values

public static Token[] 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 Token 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