JexlParser.LexicalUnit

All Known Implementing Classes:: ASTArrayAccess, ASTBlock, ASTForeachStatement, ASTJexlLambda, ASTJexlScript, ASTTryResources, JexlLexicalNode

Enclosing class:: JexlParser

public static interface JexlParser.LexicalUnit

A lexical unit is the container defining local symbols and their visibility boundaries.

Method Summary

Modifier and Type

Method

Description

boolean

declareSymbol(int symbol)

Declares a local symbol.

LexicalScope

getLexicalScope()

int

getSymbolCount()

boolean

hasSymbol(int symbol)

Checks whether a symbol is declared in this lexical unit.

boolean

isConstant(int symbol)

void

setConstant(int symbol)

Method Details
- declareSymbol
  
  boolean declareSymbol(int symbol)
  
  Declares a local symbol.
  
  Parameters:
  
  symbol - the symbol index in the scope
  
  Returns:
  
  true if declaration was successful, false if symbol was already declared
- getLexicalScope
  
  LexicalScope getLexicalScope()
  
  Returns:
  
  the set of symbols identifiers declared in this unit
- getSymbolCount
  
  int getSymbolCount()
  
  Returns:
  
  the number of local variables declared in this unit
- hasSymbol
  
  boolean hasSymbol(int symbol)
  
  Checks whether a symbol is declared in this lexical unit.
  
  Parameters:
  
  symbol - the symbol
  
  Returns:
  
  true if declared, false otherwise
- isConstant
  
  boolean isConstant(int symbol)
- setConstant
  
  void setConstant(int symbol)