Package org.jparsec

Class Tokens

java.lang.Object

org.jparsec.Tokens

public final class Tokens
extends java.lang.Object

Provides common token values.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Tokens.Fragment	Represents a fragment tagged according to its semantics.
static class	Tokens.ScientificNotation	Represents a scientific notation with a significand (mantissa) and an exponent.
static class	Tokens.Tag	Pre-built Tokens.Fragment token tags.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Tokens()

Method Summary

Modifier and Type	Method	Description
static Tokens.Fragment	decimalLiteral(java.lang.String s)	Returns a Tokens.Fragment tagged as Tokens.Tag.DECIMAL.
static Tokens.Fragment	fragment(java.lang.String text, java.lang.Object tag)	Returns a Tokens.Fragment tagged with tag.
static Tokens.Fragment	identifier(java.lang.String name)	Returns a Tokens.Fragment tagged as Tokens.Tag.IDENTIFIER.
static Tokens.Fragment	integerLiteral(java.lang.String s)	Returns a Tokens.Fragment tagged as Tokens.Tag.INTEGER.
static Tokens.Fragment	reserved(java.lang.String name)	Returns a Tokens.Fragment tagged as Tokens.Tag.RESERVED.
static Tokens.ScientificNotation	scientificNotation(java.lang.String significand, java.lang.String exponent)	Returns a Tokens.ScientificNotation with significand before the 'e' or 'E' and exponent after.

Methods inherited from class java.lang.Object

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

Constructor Detail

Tokens

private Tokens()

Method Detail

fragment

public static Tokens.Fragment fragment(java.lang.String text,
                                       java.lang.Object tag)

Returns a Tokens.Fragment tagged with tag.

Parameters:

text - the fragment text.

tag - the tag representing the fragment's semantics.

reserved

public static Tokens.Fragment reserved(java.lang.String name)

Returns a Tokens.Fragment tagged as Tokens.Tag.RESERVED.

Parameters:

name - the reserved word.

Returns:

the token value.

identifier

public static Tokens.Fragment identifier(java.lang.String name)

Returns a Tokens.Fragment tagged as Tokens.Tag.IDENTIFIER.

Parameters:

name - the identifier.

Returns:

the token value.

decimalLiteral

public static Tokens.Fragment decimalLiteral(java.lang.String s)

Returns a Tokens.Fragment tagged as Tokens.Tag.DECIMAL.

Parameters:

s - the decimal string representation.

Returns:

the token value.

integerLiteral

public static Tokens.Fragment integerLiteral(java.lang.String s)

Returns a Tokens.Fragment tagged as Tokens.Tag.INTEGER.

Parameters:

s - the integer string representation.

Returns:

the token value.

scientificNotation

public static Tokens.ScientificNotation scientificNotation(java.lang.String significand,
                                                           java.lang.String exponent)

Returns a Tokens.ScientificNotation with significand before the 'e' or 'E' and exponent after.