Package net.sf.saxon.expr.parser

Class Token

java.lang.Object

net.sf.saxon.expr.parser.Token

Direct Known Subclasses:

Token.ComplexToken, Token.DirectCommentConstructor, Token.DirectProcessingInstructionConstructor, Token.NameToken, Token.NumericLiteral, Token.Pragma, Token.StringLiteral, Token.Wildcard

public class Token
extends Object

This class holds static constants and methods defining the lexical tokens used in XPath and XQuery, and associated keywords.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Token.ComplexToken	A "complex token" is used to represent constructs like element constructors and string templates that contain embedded expressions within arbitrary character content..
static class	Token.DirectCommentConstructor
static class	Token.DirectElementConstructor
static class	Token.DirectProcessingInstructionConstructor
static class	Token.NameToken
static class	Token.NumericLiteral	Token representing a numeric literal.
static class	Token.Pragma	Token representing a pragma, that is the construct `(#...#)` that acts as the first part of an extension expression.
static class	Token.StringConstructor
static class	Token.StringLiteral	Token representing a string literal.
static class	Token.StringTemplate
static class	Token.Wildcard	Token representing a partial wildcard: prefix:*, Q{uri}*, or *:suffix

Field Summary

Fields

Modifier and Type	Field	Description
static final Token	AT
static final Token	BANG
static final Token	COLON
static final Token	COLON_COLON
static final Token	COLON_EQUALS
static final Token	COMMA
static final Token	CONCAT
static final Token	DOLLAR
static final Token	DOT
static final Token	DOT_DOT
static final Token	EOF	Pseudo-token representing the end of the expression
static final Token	EQUALS
static final Token	FAT_ARROW
static final Token	FOLLOWS
static final Token	GE
static final Token	GT
static final Token	HASH
static final Token	LCURLY
static final Token	LE
static final Token	LPAREN
static final Token	LSQB
static final Token	LT
static final Token	MAPPING_ARROW
static final Token	MATH_DIVIDE
static final Token	MATH_MULT
static final Token	METHOD_CALL
static final Token	MINUS
static final Token	NE
static final Token	PERCENT
static final Token	PLUS
static final Token	PRECEDES
static final Token	QMARK
static final Token	QMARK_LSQB
static final Token	RCURLY
static final Token	RPAREN
static final Token	RSQB
static final Token	SEMICOLON
static final Token	SLASH
static final Token	SLASH_SLASH
static final Token	STAR
static final Token	THIN_ARROW
static final Token	TILDE
static final Token	UNKNOWN	Pseudo-token representing the start of the expression
static final Token	VBAR

Constructor Summary

Constructors

Constructor	Description
Token(String display)	Create a token that does not represent an operator symbol
Token(String display, OperatorSymbol operator)	Create a token that represents an operator symbol

Method Summary

Modifier and Type	Method	Description
OperatorSymbol	getOperatorSymbol()
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

EOF

public static final Token EOF

Pseudo-token representing the end of the expression

VBAR

public static final Token VBAR

SLASH

public static final Token SLASH

AT

public static final Token AT

LSQB

public static final Token LSQB

RSQB

public static final Token RSQB

LPAREN

public static final Token LPAREN

RPAREN

public static final Token RPAREN

LCURLY

public static final Token LCURLY

RCURLY

public static final Token RCURLY

EQUALS

public static final Token EQUALS

COMMA

public static final Token COMMA

SLASH_SLASH

public static final Token SLASH_SLASH

GT

public static final Token GT

LT

public static final Token LT

GE

public static final Token GE

LE

public static final Token LE

NE

public static final Token NE

PLUS

public static final Token PLUS

MINUS

public static final Token MINUS

MATH_MULT

public static final Token MATH_MULT

MATH_DIVIDE

public static final Token MATH_DIVIDE

MAPPING_ARROW

public static final Token MAPPING_ARROW

DOLLAR

public static final Token DOLLAR

CONCAT

public static final Token CONCAT

COLON

public static final Token COLON

FAT_ARROW

public static final Token FAT_ARROW

THIN_ARROW

public static final Token THIN_ARROW

METHOD_CALL

public static final Token METHOD_CALL

BANG

public static final Token BANG

COLON_COLON

public static final Token COLON_COLON

HASH

public static final Token HASH

QMARK

public static final Token QMARK

QMARK_LSQB

public static final Token QMARK_LSQB

TILDE

public static final Token TILDE

COLON_EQUALS

public static final Token COLON_EQUALS

PERCENT

public static final Token PERCENT

DOT

public static final Token DOT

DOT_DOT

public static final Token DOT_DOT

STAR

public static final Token STAR

FOLLOWS

public static final Token FOLLOWS

PRECEDES

public static final Token PRECEDES

SEMICOLON

public static final Token SEMICOLON

UNKNOWN

public static final Token UNKNOWN

Pseudo-token representing the start of the expression

Constructor Details

Token

public Token(String display)

Create a token that does not represent an operator symbol

Parameters:

display - the display form of the token for diagnostics

Token

public Token(String display,
 OperatorSymbol operator)

Create a token that represents an operator symbol

Parameters:

display - the display form of the token for diagnostics

operator - the operator represented by this token

Method Details

toString

public String toString()

Overrides:

toString in class Object

getOperatorSymbol

public OperatorSymbol getOperatorSymbol()