org.apache.commons.jexl2.parser
Class Parser

java.lang.Object
  org.apache.commons.jexl2.parser.StringParser
      org.apache.commons.jexl2.parser.JexlParser
          org.apache.commons.jexl2.parser.Parser

All Implemented Interfaces:

ParserConstants, ParserTreeConstants

public class Parser
extends JexlParser
implements ParserTreeConstants, ParserConstants

Field Summary

boolean	ALLOW_REGISTERS
Token	jj_nt Next token.
protected JJTParserState	jjtree
Token	token Current token.
ParserTokenManager	token_source Generated Token Manager.

Fields inherited from class org.apache.commons.jexl2.parser.JexlParser

frame

Fields inherited from interface org.apache.commons.jexl2.parser.ParserTreeConstants

JJTADDITIVENODE, JJTADDITIVEOPERATOR, JJTAMBIGUOUS, JJTANDNODE, JJTARRAYACCESS, JJTARRAYLITERAL, JJTASSIGNMENT, JJTBITWISEANDNODE, JJTBITWISECOMPLNODE, JJTBITWISEORNODE, JJTBITWISEXORNODE, JJTBLOCK, JJTCONSTRUCTORNODE, JJTDIVNODE, JJTEMPTYFUNCTION, JJTEQNODE, JJTERNODE, JJTFALSENODE, JJTFOREACHSTATEMENT, JJTFUNCTIONNODE, JJTGENODE, JJTGTNODE, JJTIDENTIFIER, JJTIFSTATEMENT, JJTJEXLSCRIPT, JJTLENODE, JJTLTNODE, JJTMAPENTRY, JJTMAPLITERAL, JJTMETHODNODE, JJTMODNODE, JJTMULNODE, JJTNENODE, jjtNodeName, JJTNOTNODE, JJTNRNODE, JJTNULLLITERAL, JJTNUMBERLITERAL, JJTORNODE, JJTREFERENCE, JJTREFERENCEEXPRESSION, JJTRETURNSTATEMENT, JJTSIZEFUNCTION, JJTSIZEMETHOD, JJTSTRINGLITERAL, JJTTERNARYNODE, JJTTRUENODE, JJTUNARYMINUSNODE, JJTVAR, JJTVOID, JJTWHILESTATEMENT

Fields inherited from interface org.apache.commons.jexl2.parser.ParserConstants

and, AND, assign, COLON, COMMA, DEFAULT, DIGIT, div, DOT, ELSE, ELVIS, EMPTY, EOF, eq, FALSE, FLOAT_LITERAL, FOR, FOR_EACH_IN, FOREACH, ge, gt, IDENTIFIER, IF, IN, INTEGER_LITERAL, LBRACKET, LCURLY, le, LETTER, LPAREN, lt, minus, mod, mult, ne, NEW, not, NULL, or, OR, plus, QMARK, RBRACKET, RCURLY, REGISTER, REGISTERS, req, RETURN, rne, RPAREN, SEMICOL, SIZE, STRING_LITERAL, tilda, tokenImage, TRUE, VAR, WHILE, xor

Constructor Summary

Parser(InputStream stream)
Constructor with InputStream.

Parser(InputStream stream, String encoding)
Constructor with InputStream and supplied encoding

Parser(ParserTokenManager tm)
Constructor with generated Token Manager.

Parser(Reader stream)
Constructor.

Method Summary

void	AdditiveExpression() Arithmetic
void	AdditiveOperator()
void	AndExpression()
void	AnyMethod()
void	ArrayAccess()
void	ArrayLiteral()
void	Assignment()
void	Block()
void	BooleanLiteral()
void	ConditionalAndExpression()
void	ConditionalExpression() Conditional & relational
void	ConditionalOrExpression()
void	Constructor()
void	DeclareVar()
void	disable_tracing() Disable tracing.
void	DotReference()
void	EmptyFunction() Functions & Methods
void	enable_tracing() Enable tracing.
void	EqualityExpression()
void	ExclusiveOrExpression()
void	Expression() Expression syntax
void	ExpressionStatement()
void	FloatLiteral()
void	ForeachStatement()
void	Function()
ParseException	generateParseException() Generate ParseException.
Token	getNextToken() Get the next Token.
Token	getToken(int index) Get the specific Token.
void	Identifier(boolean top) Identifier & Literals
void	IfStatement()
void	InclusiveOrExpression()
void	IntegerLiteral()
ASTJexlScript	JexlScript() Statements
void	Literal()
void	LValueVar()
void	MapEntry()
void	MapLiteral()
void	Method()
void	MultiplicativeExpression()
void	NullLiteral()
ASTJexlScript	parse(Reader reader, JexlInfo info)
void	PrimaryExpression() References
void	Reference()
void	ReferenceExpression() ReferenceExpression is a subclass of ArrayAccess
void	ReInit(InputStream stream) Reinitialise.
void	ReInit(InputStream stream, String encoding) Reinitialise.
void	ReInit(ParserTokenManager tm) Reinitialise.
void	ReInit(Reader stream) Reinitialise.
void	RelationalExpression()
void	ReturnStatement()
void	SizeFunction()
void	SizeMethod()
void	Statement()
void	StringIdentifier()
void	StringLiteral()
void	UnaryExpression()
void	Var()
void	WhileStatement()

Methods inherited from class org.apache.commons.jexl2.parser.JexlParser

checkVariable, declareVariable, getFrame, Identifier, setFrame

Methods inherited from class org.apache.commons.jexl2.parser.StringParser

buildString, escapeString, readString

Methods inherited from class java.lang.Object

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

Field Detail

jjtree

protected JJTParserState jjtree

ALLOW_REGISTERS

public boolean ALLOW_REGISTERS

token_source

public ParserTokenManager token_source

Generated Token Manager.

token

public Token token

Current token.

jj_nt

public Token jj_nt

Next token.

Constructor Detail

Parser

public Parser(InputStream stream)

Constructor with InputStream.

Parser

public Parser(InputStream stream,
              String encoding)

Constructor with InputStream and supplied encoding

Parser

public Parser(Reader stream)

Constructor.

Parser

public Parser(ParserTokenManager tm)

Constructor with generated Token Manager.

Method Detail

parse

public ASTJexlScript parse(Reader reader,
                           JexlInfo info)
                    throws ParseException

Throws:

ParseException

JexlScript

public final ASTJexlScript JexlScript()
                               throws ParseException

Statements

Throws:

ParseException

Statement

public final void Statement()
                     throws ParseException

Throws:

ParseException

Block

public final void Block()
                 throws ParseException

Throws:

ParseException

ExpressionStatement

public final void ExpressionStatement()
                               throws ParseException

Throws:

ParseException

IfStatement

public final void IfStatement()
                       throws ParseException

Throws:

ParseException

WhileStatement

public final void WhileStatement()
                          throws ParseException

Throws:

ParseException

ForeachStatement

public final void ForeachStatement()
                            throws ParseException

Throws:

ParseException

ReturnStatement

public final void ReturnStatement()
                           throws ParseException

Throws:

ParseException

Expression

public final void Expression()
                      throws ParseException

Expression syntax

Throws:

ParseException

Assignment

public final void Assignment()
                      throws ParseException

Throws:

ParseException

Var

public final void Var()
               throws ParseException

Throws:

ParseException

DeclareVar

public final void DeclareVar()
                      throws ParseException

Throws:

ParseException

LValueVar

public final void LValueVar()
                     throws ParseException

Throws:

ParseException

ConditionalExpression

public final void ConditionalExpression()
                                 throws ParseException

Conditional & relational

Throws:

ParseException

ConditionalOrExpression

public final void ConditionalOrExpression()
                                   throws ParseException

Throws:

ParseException

ConditionalAndExpression

public final void ConditionalAndExpression()
                                    throws ParseException

Throws:

ParseException

InclusiveOrExpression

public final void InclusiveOrExpression()
                                 throws ParseException

Throws:

ParseException

ExclusiveOrExpression

public final void ExclusiveOrExpression()
                                 throws ParseException

Throws:

ParseException

AndExpression

public final void AndExpression()
                         throws ParseException

Throws:

ParseException

EqualityExpression

public final void EqualityExpression()
                              throws ParseException

Throws:

ParseException

RelationalExpression

public final void RelationalExpression()
                                throws ParseException

Throws:

ParseException

AdditiveExpression

public final void AdditiveExpression()
                              throws ParseException

Arithmetic

Throws:

ParseException

AdditiveOperator

public final void AdditiveOperator()
                            throws ParseException

Throws:

ParseException

MultiplicativeExpression

public final void MultiplicativeExpression()
                                    throws ParseException

Throws:

ParseException

UnaryExpression

public final void UnaryExpression()
                           throws ParseException

Throws:

ParseException

Identifier

public final void Identifier(boolean top)
                      throws ParseException

Identifier & Literals

Overrides:

Identifier in class JexlParser

Parameters:

top - whether the identifier is beginning an l/r value

Throws:

ParseException - subclasses may throw this

StringIdentifier

public final void StringIdentifier()
                            throws ParseException

Throws:

ParseException

Literal

public final void Literal()
                   throws ParseException

Throws:

ParseException

NullLiteral

public final void NullLiteral()
                       throws ParseException

Throws:

ParseException

BooleanLiteral

public final void BooleanLiteral()
                          throws ParseException

Throws:

ParseException

IntegerLiteral

public final void IntegerLiteral()
                          throws ParseException

Throws:

ParseException

FloatLiteral

public final void FloatLiteral()
                        throws ParseException

Throws:

ParseException

StringLiteral

public final void StringLiteral()
                         throws ParseException

Throws:

ParseException

ArrayLiteral

public final void ArrayLiteral()
                        throws ParseException

Throws:

ParseException

MapLiteral

public final void MapLiteral()
                      throws ParseException

Throws:

ParseException

MapEntry

public final void MapEntry()
                    throws ParseException

Throws:

ParseException

EmptyFunction

public final void EmptyFunction()
                         throws ParseException

Functions & Methods

Throws:

ParseException

SizeFunction

public final void SizeFunction()
                        throws ParseException

Throws:

ParseException

Function

public final void Function()
                    throws ParseException

Throws:

ParseException

Method

public final void Method()
                  throws ParseException

Throws:

ParseException

AnyMethod

public final void AnyMethod()
                     throws ParseException

Throws:

ParseException

SizeMethod

public final void SizeMethod()
                      throws ParseException

Throws:

ParseException

Constructor

public final void Constructor()
                       throws ParseException

Throws:

ParseException

PrimaryExpression

public final void PrimaryExpression()
                             throws ParseException

References

Throws:

ParseException

ArrayAccess

public final void ArrayAccess()
                       throws ParseException

Throws:

ParseException

DotReference

public final void DotReference()
                        throws ParseException

Throws:

ParseException

Reference

public final void Reference()
                     throws ParseException

Throws:

ParseException

ReferenceExpression

public final void ReferenceExpression()
                               throws ParseException

ReferenceExpression is a subclass of ArrayAccess

Throws:

ParseException

ReInit

public void ReInit(InputStream stream)

Reinitialise.

ReInit

public void ReInit(InputStream stream,
                   String encoding)

Reinitialise.

ReInit

public void ReInit(Reader stream)

Reinitialise.

ReInit

public void ReInit(ParserTokenManager tm)

Reinitialise.

getNextToken

public final Token getNextToken()

Get the next Token.

getToken

public final Token getToken(int index)

Get the specific Token.

Overrides:

getToken in class JexlParser

generateParseException

public ParseException generateParseException()

Generate ParseException.

enable_tracing

public final void enable_tracing()

Enable tracing.

disable_tracing

public final void disable_tracing()

Disable tracing.