gw.internal.gosu.parser.expressions

Class BooleanLiteral

java.lang.Object

gw.internal.gosu.parser.ParsedElement

gw.internal.gosu.parser.Expression

gw.internal.gosu.parser.expressions.Literal

gw.internal.gosu.parser.expressions.BooleanLiteral

All Implemented Interfaces:

IBooleanLiteralExpression, ILiteralExpression, IExpression, IHasType, IParsedElement

public final class BooleanLiteral
extends Literal
implements IBooleanLiteralExpression

A literal expression for Boolean values.

Field Summary

Fields

Modifier and Type	Field and Description
protected Boolean	_bValue
static LockingLazyVar<BooleanLiteral>	FALSE
static LockingLazyVar<BooleanLiteral>	TRUE

Fields inherited from class gw.internal.gosu.parser.Expression

_type

Fields inherited from class gw.internal.gosu.parser.ParsedElement

_tokens, UNDEF_FILE, UNDEF_FUNCTION, UNDEF_MODULE

Fields inherited from interface gw.lang.parser.IExpression

EMPTY_ARRAY

Constructor Summary

Constructors

Constructor and Description
BooleanLiteral(boolean bValue) Note this is private to enforce the use of the TRUE and FALSE constants.

Method Summary

Modifier and Type	Method and Description
Object	evaluate()
Boolean	getValue()
boolean	isCompileTimeConstant()
String	toString() Subclasses should return a String representing the parsed expression.

Methods inherited from class gw.internal.gosu.parser.Expression

evaluate, getContextType, getReturnType, getType, getTypeImpl, isNullSafe, isUnchecked, setType

Methods inherited from class gw.internal.gosu.parser.ParsedElement

addExceptionsFrom, addParseException, addParseException, addParseException, addParseExceptions, addParseIssues, addParseWarning, addParseWarning, addParseWarnings, addToken, adjustColumn, adjustLineNum, assignTokens, clearParseExceptions, clearParseTreeInformation, clearParseWarnings, compactParseTree, findAncestorParsedElementByType, findDeclaringStatement, findLineNumberOfDeclaration, findRootParsedElement, getAnnotations, getColumn, getContainedParsedElementsByType, getContainedParsedElementsByTypes, getContainedParsedElementsByTypesWithIgnoreSet, getEnclosingFeatureInfo, getFunctionName, getGosuClass, getGosuProgram, getImmediateParseIssue, getImmediateParseIssues, getLineNum, getLocation, getModule, getParent, getParseExceptions, getParseIssues, getParseWarnings, getQualifyingEnclosingTypeInfo, getTokens, hasImmediateParseIssue, hasImmediateParseWarning, hasImmediateParseWarnings, hasParseException, hasParseExceptions, hasParseIssue, hasParseIssues, hasParseWarning, hasParseWarnings, initEmptyParseTree, initLocation, isSuppressed, isSuppressed, isSynthetic, makeDoubleValue, makeFloatValue, makeInteger, makeLong, removeParseException, removeParseWarning, removeParseWarningRecursively, setGosuProgram, setLineNum, setLocation, setParent, setSynthetic, shouldClearParseInfo

Methods inherited from class java.lang.Object

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

Methods inherited from interface gw.lang.parser.IExpression

evaluate, getContextType, isNullSafe, isUnchecked

Methods inherited from interface gw.lang.parser.IParsedElement

addExceptionsFrom, addParseException, addParseException, addParseWarning, addParseWarning, clearParseExceptions, clearParseTreeInformation, clearParseWarnings, findAncestorParsedElementByType, findDeclaringStatement, findRootParsedElement, getColumn, getContainedParsedElementsByType, getContainedParsedElementsByTypes, getContainedParsedElementsByTypesWithIgnoreSet, getFunctionName, getGosuClass, getGosuProgram, getImmediateParseIssue, getImmediateParseIssues, getLineNum, getLocation, getModule, getParent, getParseExceptions, getParseIssues, getParseWarnings, getReturnType, getTokens, hasImmediateParseIssue, hasImmediateParseWarnings, hasParseException, hasParseExceptions, hasParseIssue, hasParseIssues, hasParseWarning, hasParseWarnings, isSuppressed, isSynthetic, setLocation, setParent

Methods inherited from interface gw.lang.parser.IHasType

getType

Field Detail

TRUE

public static final LockingLazyVar<BooleanLiteral> TRUE

FALSE

public static final LockingLazyVar<BooleanLiteral> FALSE

_bValue

protected Boolean _bValue

Constructor Detail

BooleanLiteral

public BooleanLiteral(boolean bValue)

Note this is private to enforce the use of the TRUE and FALSE constants.

Method Detail

getValue

public Boolean getValue()

Specified by:

getValue in interface IBooleanLiteralExpression

isCompileTimeConstant

public boolean isCompileTimeConstant()

Specified by:

isCompileTimeConstant in interface IParsedElement

Overrides:

isCompileTimeConstant in class ParsedElement

evaluate

public Object evaluate()

Specified by:

evaluate in interface IExpression

Overrides:

evaluate in class Expression

toString

public String toString()

Description copied from class: Expression

Subclasses should return a String representing the parsed expression.

Specified by:

toString in class Expression