ELParser (Commons EL 1.0.1-SNAPSHOT API)

java.lang.Object
- org.apache.commons.el.parser.ELParser

All Implemented Interfaces:

ELParserConstants
```
public class ELParser
extends Object
implements ELParserConstants
```
Generated EL parser.

Author:

Nathan Abramson, Shawn Bayern

Field Summary

Fields
Modifier and Type Field and Description

Token jj_nt

boolean lookingAhead

Token token

ELParserTokenManager token_source
- Fields inherited from interface org.apache.commons.el.parser.ELParserConstants
  AND1, AND2, BADLY_ESCAPED_STRING_LITERAL, COLON, COMMA, COND, DEFAULT, DIGIT, DIVIDE1, DIVIDE2, DOT, EMPTY, END_EXPRESSION, EOF, EQ1, EQ2, EXPONENT, FALSE, FLOATING_POINT_LITERAL, GE1, GE2, GT1, GT2, IDENTIFIER, ILLEGAL_CHARACTER, IMPL_OBJ_START, IN_EXPRESSION, INTEGER_LITERAL, LBRACKET, LE1, LE2, LETTER, LPAREN, LT1, LT2, MINUS, MODULUS1, MODULUS2, MULTIPLY, NE1, NE2, NON_EXPRESSION_TEXT, NOT1, NOT2, NULL, OR1, OR2, PLUS, RBRACKET, RPAREN, START_EXPRESSION, STRING_LITERAL, tokenImage, TRUE

Fields
Modifier and Type	Field and Description
`Token`	`jj_nt`
`boolean`	`lookingAhead`
`Token`	`token`
`ELParserTokenManager`	`token_source`

Constructor Summary

Constructors
Constructor and Description

ELParser(ELParserTokenManager tm)

ELParser(InputStream stream)

ELParser(Reader stream)

Constructors
Constructor and Description
`ELParser(ELParserTokenManager tm)`
`ELParser(InputStream stream)`
`ELParser(Reader stream)`

Method Summary

Methods
Modifier and Type	Method and Description
`Expression`	`AddExpression()`
`Expression`	`AndExpression()`
`ArraySuffix`	`ArraySuffix()`
`Expression`	`AttrValueExpression()`
`String`	`AttrValueString()`
`BooleanLiteral`	`BooleanLiteral()`
`Expression`	`ConditionalExpression()`
`void`	`disable_tracing()`
`void`	`enable_tracing()`
`Expression`	`EqualityExpression()`
`Expression`	`Expression()`
`Object`	`ExpressionString()` Returns a String if the expression string is a single String, an Expression if the expression string is a single Expression, an ExpressionString if it's a mixture of both.
`FloatingPointLiteral`	`FloatingPointLiteral()`
`FunctionInvocation`	`FunctionInvocation()`
`ParseException`	`generateParseException()`
`Token`	`getNextToken()`
`Token`	`getToken(int index)`
`String`	`Identifier()`
`IntegerLiteral`	`IntegerLiteral()`
`Literal`	`Literal()`
`static void`	`main(String[] args)`
`Expression`	`MultiplyExpression()`
`NamedValue`	`NamedValue()`
`NullLiteral`	`NullLiteral()`
`Expression`	`OrExpression()`
`PropertySuffix`	`PropertySuffix()`
`String`	`QualifiedName()`
`void`	`ReInit(ELParserTokenManager tm)`
`void`	`ReInit(InputStream stream)`
`void`	`ReInit(Reader stream)`
`Expression`	`RelationalExpression()`
`StringLiteral`	`StringLiteral()`
`Expression`	`UnaryExpression()`
`Expression`	`Value()`
`Expression`	`ValuePrefix()` This is an element that can start a value
`ValueSuffix`	`ValueSuffix()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

token_source

public ELParserTokenManager token_source

token
```
public Token token
```

jj_nt
```
public Token jj_nt
```

lookingAhead
```
public boolean lookingAhead
```

Constructor Detail

ELParser
```
public ELParser(InputStream stream)
```

ELParser
```
public ELParser(Reader stream)
```

ELParser

public ELParser(ELParserTokenManager tm)

Method Detail

main

public static void main(String[] args)
                 throws ParseException

Throws:: ParseException

ExpressionString
```
public final Object ExpressionString()
                              throws ParseException
```
Returns a String if the expression string is a single String, an Expression if the expression string is a single Expression, an ExpressionString if it's a mixture of both.

Throws:

ParseException

AttrValueString

public final String AttrValueString()
                             throws ParseException

Throws:: ParseException

AttrValueExpression

public final Expression AttrValueExpression()
                                     throws ParseException

Throws:: ParseException

Expression

public final Expression Expression()
                            throws ParseException

Throws:: ParseException

OrExpression

public final Expression OrExpression()
                              throws ParseException

Throws:: ParseException

AndExpression

public final Expression AndExpression()
                               throws ParseException

Throws:: ParseException

EqualityExpression

public final Expression EqualityExpression()
                                    throws ParseException

Throws:: ParseException

RelationalExpression

public final Expression RelationalExpression()
                                      throws ParseException

Throws:: ParseException

AddExpression

public final Expression AddExpression()
                               throws ParseException

Throws:: ParseException

MultiplyExpression

public final Expression MultiplyExpression()
                                    throws ParseException

Throws:: ParseException

ConditionalExpression

public final Expression ConditionalExpression()
                                       throws ParseException

Throws:: ParseException

UnaryExpression

public final Expression UnaryExpression()
                                 throws ParseException

Throws:: ParseException

Value

public final Expression Value()
                       throws ParseException

Throws:: ParseException

ValuePrefix

public final Expression ValuePrefix()
                             throws ParseException

This is an element that can start a value

Throws:: ParseException

NamedValue

public final NamedValue NamedValue()
                            throws ParseException

Throws:: ParseException

FunctionInvocation

public final FunctionInvocation FunctionInvocation()
                                            throws ParseException

Throws:: ParseException

ValueSuffix

public final ValueSuffix ValueSuffix()
                              throws ParseException

Throws:: ParseException

PropertySuffix

public final PropertySuffix PropertySuffix()
                                    throws ParseException

Throws:: ParseException

ArraySuffix

public final ArraySuffix ArraySuffix()
                              throws ParseException

Throws:: ParseException

Literal

public final Literal Literal()
                      throws ParseException

Throws:: ParseException

BooleanLiteral

public final BooleanLiteral BooleanLiteral()
                                    throws ParseException

Throws:: ParseException

StringLiteral

public final StringLiteral StringLiteral()
                                  throws ParseException

Throws:: ParseException

IntegerLiteral

public final IntegerLiteral IntegerLiteral()
                                    throws ParseException

Throws:: ParseException

FloatingPointLiteral

public final FloatingPointLiteral FloatingPointLiteral()
                                                throws ParseException

Throws:: ParseException

NullLiteral

public final NullLiteral NullLiteral()
                              throws ParseException

Throws:: ParseException

Identifier

public final String Identifier()
                        throws ParseException

Throws:: ParseException

QualifiedName

public final String QualifiedName()
                           throws ParseException

Throws:: ParseException

ReInit

public void ReInit(InputStream stream)

ReInit
```
public void ReInit(Reader stream)
```

ReInit

public void ReInit(ELParserTokenManager tm)

getNextToken
```
public final Token getNextToken()
```

getToken

public final Token getToken(int index)

generateParseException

public final ParseException generateParseException()

enable_tracing
```
public final void enable_tracing()
```

disable_tracing
```
public final void disable_tracing()
```

Class ELParser

Field Summary

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

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

token_source

token

jj_nt

lookingAhead

Constructor Detail

ELParser

ELParser

ELParser

Method Detail

main

ExpressionString

AttrValueString

AttrValueExpression

Expression

OrExpression

AndExpression

EqualityExpression

RelationalExpression

AddExpression

MultiplyExpression

ConditionalExpression

UnaryExpression

Value

ValuePrefix

NamedValue

FunctionInvocation

ValueSuffix

PropertySuffix

ArraySuffix

Literal

BooleanLiteral

StringLiteral

IntegerLiteral

FloatingPointLiteral

NullLiteral

Identifier

QualifiedName

ReInit

ReInit

ReInit

getNextToken

getToken

generateParseException

enable_tracing

disable_tracing