Package gw.internal.gosu.parser.expressions

Class MapAccess

java.lang.Object

gw.internal.gosu.parser.ParsedElement

gw.internal.gosu.parser.Expression

gw.internal.gosu.parser.expressions.MapAccess

All Implemented Interfaces:

IMapAccessExpression, IExpression, IHasType, IParsedElement

public final class MapAccess
extends Expression
implements IMapAccessExpression

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	_bNullSafe
private Expression	_keyExpression	An expression for accessing the map
private IType	_keyType
private Expression	_rootExpression	The map expression

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	Description
MapAccess()

Method Summary

Modifier and Type	Method	Description
Object	evaluate()	Evaluates the expression.
IType	getComponentType()
Expression	getKeyExpression()
IType	getKeyType()
static IType	getKeyType(IType type)
Expression	getRootExpression()
boolean	isNullSafe()
void	setKeyExpression(Expression keyExpression)
void	setNullSafe(boolean bNullSafe)
void	setRootExpression(Expression rootExpression)
private void	setTypeInternal(IType type)
static boolean	supportsMapAccess(IType type)
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, 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, isCompileTimeConstant, isSuppressed, isSuppressed, isSynthetic, makeDoubleValue, makeFloatValue, makeInteger, makeLong, removeParseException, removeParseWarning, removeParseWarningRecursively, setGosuProgram, setLineNum, setLocation, setParent, setSynthetic, shouldClearParseInfo, visit

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, isUnchecked

Methods inherited from interface gw.lang.parser.IHasType

getType

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, isCompileTimeConstant, isSuppressed, isSynthetic, setLocation, setParent, visit

Field Details

_rootExpression

private Expression _rootExpression

The map expression

_bNullSafe

private boolean _bNullSafe

_keyExpression

private Expression _keyExpression

An expression for accessing the map

_keyType

private IType _keyType

Constructor Details

MapAccess

public MapAccess()

Method Details

getRootExpression

public Expression getRootExpression()

Specified by:

getRootExpression in interface IMapAccessExpression

setRootExpression

public void setRootExpression(Expression rootExpression)

getKeyExpression

public Expression getKeyExpression()

Specified by:

getKeyExpression in interface IMapAccessExpression

setKeyExpression

public void setKeyExpression(Expression keyExpression)

isNullSafe

public boolean isNullSafe()

Specified by:

isNullSafe in interface IExpression

Overrides:

isNullSafe in class Expression

setNullSafe

public void setNullSafe(boolean bNullSafe)

evaluate

public Object evaluate()

Evaluates the expression.

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

supportsMapAccess

public static boolean supportsMapAccess(IType type)

setTypeInternal

private void setTypeInternal(IType type)

getKeyType

public static IType getKeyType(IType type)

getComponentType

public IType getComponentType()

Specified by:

getComponentType in interface IMapAccessExpression

getKeyType

public IType getKeyType()

Specified by:

getKeyType in interface IMapAccessExpression