com.wewebu.expression.language

Class OwExprConstantSymbol

java.lang.Object

com.wewebu.expression.language.OwExprSymbol

com.wewebu.expression.language.OwExprConstantSymbol

public class OwExprConstantSymbol
extends OwExprSymbol

Constant symbols represent symbol table recordings of fixed values. They are associated with literals.

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Field Summary

Fields inherited from class com.wewebu.expression.language.OwExprSymbol

m_parent

Constructor Summary

Constructors

Constructor and Description
OwExprConstantSymbol(OwExprLiteral literal_p, String name_p, OwExprType[] types_p) Constructor

Method Summary

Methods

Modifier and Type	Method and Description
OwExprLiteral	getLiteral()
OwExprValue	getValue()
boolean	matches(OwExprScope scope_p) A match method used to check the validity of symbols for certain scopes. Can be used to discover symbol and related expressions validity before evaluation.
protected void	toPrettyPrintString(StringBuffer sb_p, StringBuffer tabs_p) Pretty-print utility

Methods inherited from class com.wewebu.expression.language.OwExprSymbol

addAnonymousSymbol, addFunctionSymbol, addPropertySymbol, getName, getSymbol, getSymbolFQN, getSymbolTable, getType, issueRuntimeSymbolName, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

OwExprConstantSymbol

public OwExprConstantSymbol(OwExprLiteral literal_p,
                    String name_p,
                    OwExprType[] types_p)

Constructor

Parameters:

literal_p - the associated literal

name_p - name of the symbol

types_p - the symbol possible types

Method Detail

getValue

public final OwExprValue getValue()

Returns:

the OwExprValue associated with this symbol's literal

toPrettyPrintString

protected void toPrettyPrintString(StringBuffer sb_p,
                       StringBuffer tabs_p)

Pretty-print utility

Overrides:

toPrettyPrintString in class OwExprSymbol

Parameters:

sb_p -

tabs_p -

getLiteral

public final OwExprLiteral getLiteral()

Returns:

the literal associated with this constant symbol

matches

public boolean matches(OwExprScope scope_p)

Description copied from class: OwExprSymbol

A match method used to check the validity of symbols for certain scopes.
Can be used to discover symbol and related expressions validity before evaluation.

Specified by:

matches in class OwExprSymbol

Parameters:

scope_p -

Returns:

always true