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

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.ELParserTreeConstants

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

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

AND0, AND1, COLON, COMMA, DEFAULT, DIGIT, DIV0, DIV1, DOT, EMPTY, END_EXPRESSION, EOF, EQ0, EQ1, EXPONENT, FALSE, FLOATING_POINT_LITERAL, FUNCTIONSUFFIX, GE0, GE1, GT0, GT1, IDENTIFIER, ILLEGAL_CHARACTER, IMPL_OBJ_START, IN_EXPRESSION, 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, RBRACK, RPAREN, START_DEFERRED_EXPRESSION, START_DYNAMIC_EXPRESSION, STRING_LITERAL, tokenImage, TRUE

Constructor Summary

ELParser(ELParserTokenManager tm)
Constructor with generated Token Manager.

ELParser(InputStream stream)
Constructor with InputStream.

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

ELParser(Reader stream)
Constructor.

Method Summary

void	And()
void	Boolean()
void	BracketSuffix()
void	Choice()
void	Compare()
AstCompositeExpression	CompositeExpression()
void	DeferredExpression()
void	disable_tracing() Disable tracing.
void	DotSuffix()
void	DynamicExpression()
void	enable_tracing() Enable tracing.
void	Equality()
void	Expression()
void	FloatingPoint()
void	Function()
ParseException	generateParseException() Generate ParseException.
Token	getNextToken() Get the next Token.
Token	getToken(int index) Get the specific Token.
void	Identifier()
void	Integer()
void	Literal()
void	LiteralExpression()
void	Math()
void	MethodParameters()
void	Multiplication()
void	NonLiteral()
void	Null()
void	Or()
static Node	parse(String ref)
void	ReInit(ELParserTokenManager tm) Reinitialise.
void	ReInit(InputStream stream) Reinitialise.
void	ReInit(InputStream stream, String encoding) Reinitialise.
void	ReInit(Reader stream) Reinitialise.
void	String()
void	Unary()
void	Value()
void	ValuePrefix()
void	ValueSuffix()

Methods inherited from class java.lang.Object

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

Field Detail

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 Detail

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 Detail

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

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

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

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.

enable_tracing

public final void enable_tracing()

Enable tracing.

disable_tracing

public final void disable_tracing()

Disable tracing.