Package org.apache.el.parser

Class ELParser

java.lang.Object

org.apache.el.parser.ELParser

All Implemented Interfaces:

ELParserConstants, ELParserTreeConstants

public class ELParser
extends Object
implements ELParserTreeConstants, ELParserConstants

Field Summary

Fields

Modifier and Type	Field	Description
Token	jj_nt	Next token.
protected JJTELParserState	jjtree
Token	token	Current token.
ELParserTokenManager	token_source	Generated Token Manager.

Fields inherited from interface org.apache.el.parser.ELParserConstants

AND0, AND1, ARROW, ASSIGN, COLON, COMMA, CONCAT, DEFAULT, DIGIT, DIV0, DIV1, DOT, EMPTY, EOF, EQ0, EQ1, EXPONENT, FALSE, FLOATING_POINT_LITERAL, FUNCTIONSUFFIX, GE0, GE1, GT0, GT1, IDENTIFIER, ILLEGAL_CHARACTER, IMPL_OBJ_START, IN_EXPRESSION, IN_SET_OR_MAP, INSTANCEOF, INTEGER_LITERAL, LBRACK, LE0, LE1, LETTER, LITERAL_EXPRESSION, LPAREN, LT0, LT1, MINUS, MOD0, MOD1, MULT, NE0, NE1, NOT0, NOT1, NULL, OR0, OR1, PLUS, QUESTIONMARK, RBRACE, RBRACK, RPAREN, SEMICOLON, START_DEFERRED_EXPRESSION, START_DYNAMIC_EXPRESSION, START_SET_OR_MAP, STRING_LITERAL, tokenImage, TRUE

Fields inherited from interface org.apache.el.parser.ELParserTreeConstants

JJTAND, JJTASSIGN, JJTBRACKETSUFFIX, JJTCHOICE, JJTCOMPOSITEEXPRESSION, JJTCONCATENATION, JJTDEFERREDEXPRESSION, JJTDIV, JJTDOTSUFFIX, JJTDYNAMICEXPRESSION, JJTEMPTY, JJTEQUAL, JJTFALSE, JJTFLOATINGPOINT, JJTFUNCTION, JJTGREATERTHAN, JJTGREATERTHANEQUAL, JJTIDENTIFIER, JJTINTEGER, JJTLAMBDAEXPRESSION, JJTLAMBDAPARAMETERS, JJTLESSTHAN, JJTLESSTHANEQUAL, JJTLISTDATA, JJTLITERALEXPRESSION, JJTMAPDATA, JJTMAPENTRY, JJTMETHODPARAMETERS, JJTMINUS, JJTMOD, JJTMULT, JJTNEGATIVE, jjtNodeName, JJTNOT, JJTNOTEQUAL, JJTNULL, JJTOR, JJTPLUS, JJTSEMICOLON, JJTSETDATA, JJTSTRING, JJTTRUE, JJTVALUE, JJTVOID

Constructor Summary

Constructors

Constructor	Description
ELParser(InputStream stream)	Constructor with InputStream.
ELParser(InputStream stream, String encoding)	Constructor with InputStream and supplied encoding
ELParser(Reader stream)	Constructor.
ELParser(ELParserTokenManager tm)	Constructor with generated Token Manager.

Method Summary

Modifier and Type	Method	Description
final void	And()
final void	Assignment()
final void	Boolean()
final void	BracketSuffix()
final void	Choice()
final void	Compare()
final AstCompositeExpression	CompositeExpression()
final void	Concatenation()
final void	DeferredExpression()
final void	disable_tracing()	Disable tracing.
final void	DotSuffix()
final void	DynamicExpression()
final void	enable_tracing()	Enable tracing.
final void	Equality()
final void	Expression()
final void	FloatingPoint()
final void	Function()
ParseException	generateParseException()	Generate ParseException.
final Token	getNextToken()	Get the next Token.
final Token	getToken(int index)	Get the specific Token.
final void	Identifier()
final void	Integer()
final void	LambdaExpression()
final void	LambdaExpressionOrInvocation()
final void	LambdaParameters()
final void	ListData()
final void	Literal()
final void	LiteralExpression()
final void	MapData()
final void	MapEntry()
final void	Math()
final void	MethodParameters()
final void	Multiplication()
final void	NonLiteral()
final void	Null()
final void	Or()
static Node	parse(String ref)
void	ReInit(InputStream stream)	Reinitialise.
void	ReInit(InputStream stream, String encoding)	Reinitialise.
void	ReInit(Reader stream)	Reinitialise.
void	ReInit(ELParserTokenManager tm)	Reinitialise.
final void	Semicolon()
final void	SetData()
final void	String()
final boolean	trace_enabled()	Trace enabled.
final void	Unary()
final void	Value()
final void	ValuePrefix()
final void	ValueSuffix()

Methods inherited from class java.lang.Object

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

Field Details

jjtree

protected JJTELParserState jjtree

token_source

public ELParserTokenManager token_source

Generated Token Manager.

token

public Token token

Current token.

jj_nt

public Token jj_nt

Next token.

Constructor Details

ELParser

public ELParser(InputStream stream)

Constructor with InputStream.

ELParser

public ELParser(InputStream stream,
 String encoding)

Constructor with InputStream and supplied encoding

ELParser

public ELParser(Reader stream)

Constructor.

ELParser

public ELParser(ELParserTokenManager tm)

Constructor with generated Token Manager.

Method Details

parse

public static Node parse(String ref)
                  throws ELException

Throws:

ELException

CompositeExpression

public final AstCompositeExpression CompositeExpression()
                                                 throws ParseException

Throws:

ParseException

LiteralExpression

public final void LiteralExpression()
                             throws ParseException

Throws:

ParseException

DeferredExpression

public final void DeferredExpression()
                              throws ParseException

Throws:

ParseException

DynamicExpression

public final void DynamicExpression()
                             throws ParseException

Throws:

ParseException

Expression

public final void Expression()
                      throws ParseException

Throws:

ParseException

Semicolon

public final void Semicolon()
                     throws ParseException

Throws:

ParseException

Assignment

public final void Assignment()
                      throws ParseException

Throws:

ParseException

LambdaExpression

public final void LambdaExpression()
                            throws ParseException

Throws:

ParseException

LambdaParameters

public final void LambdaParameters()
                            throws ParseException

Throws:

ParseException

LambdaExpressionOrInvocation

public final void LambdaExpressionOrInvocation()
                                        throws ParseException

Throws:

ParseException

Choice

public final void Choice()
                  throws ParseException

Throws:

ParseException

Or

public final void Or()
              throws ParseException

Throws:

ParseException

And

public final void And()
               throws ParseException

Throws:

ParseException

Equality

public final void Equality()
                    throws ParseException

Throws:

ParseException

Compare

public final void Compare()
                   throws ParseException

Throws:

ParseException

Concatenation

public final void Concatenation()
                         throws ParseException

Throws:

ParseException

Math

public final void Math()
                throws ParseException

Throws:

ParseException

Multiplication

public final void Multiplication()
                          throws ParseException

Throws:

ParseException

Unary

public final void Unary()
                 throws ParseException

Throws:

ParseException

Value

public final void Value()
                 throws ParseException

Throws:

ParseException

ValuePrefix

public final void ValuePrefix()
                       throws ParseException

Throws:

ParseException

ValueSuffix

public final void ValueSuffix()
                       throws ParseException

Throws:

ParseException

DotSuffix

public final void DotSuffix()
                     throws ParseException

Throws:

ParseException

BracketSuffix

public final void BracketSuffix()
                         throws ParseException

Throws:

ParseException

MethodParameters

public final void MethodParameters()
                            throws ParseException

Throws:

ParseException

NonLiteral

public final void NonLiteral()
                      throws ParseException

Throws:

ParseException

SetData

public final void SetData()
                   throws ParseException

Throws:

ParseException

ListData

public final void ListData()
                    throws ParseException

Throws:

ParseException

MapData

public final void MapData()
                   throws ParseException

Throws:

ParseException

MapEntry

public final void MapEntry()
                    throws ParseException

Throws:

ParseException

Identifier

public final void Identifier()
                      throws ParseException

Throws:

ParseException

Function

public final void Function()
                    throws ParseException

Throws:

ParseException

Literal

public final void Literal()
                   throws ParseException

Throws:

ParseException

Boolean

public final void Boolean()
                   throws ParseException

Throws:

ParseException

FloatingPoint

public final void FloatingPoint()
                         throws ParseException

Throws:

ParseException

Integer

public final void Integer()
                   throws ParseException

Throws:

ParseException

String

public final void String()
                  throws ParseException

Throws:

ParseException

Null

public final void Null()
                throws ParseException

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(ELParserTokenManager tm)

Reinitialise.

getNextToken

public final Token getNextToken()

Get the next Token.

getToken

public final Token getToken(int index)

Get the specific Token.

generateParseException

public ParseException generateParseException()

Generate ParseException.

trace_enabled

public final boolean trace_enabled()

Trace enabled.

enable_tracing

public final void enable_tracing()

Enable tracing.

disable_tracing

public final void disable_tracing()

Disable tracing.