Package gw.internal.gosu.parser.expressions

Class ArithmeticExpression

java.lang.Object

gw.internal.gosu.parser.ParsedElement

gw.internal.gosu.parser.Expression

gw.internal.gosu.parser.expressions.ArithmeticExpression

All Implemented Interfaces:

IArithmeticExpression, IOverridableOperation, IExpression, IHasType, IParsedElement

Direct Known Subclasses:

AdditiveExpression, BitshiftExpression, BitwiseAndExpression, BitwiseOrExpression, BitwiseXorExpression, MultiplicativeExpression

public abstract class ArithmeticExpression
extends Expression
implements IArithmeticExpression

The base class for arithmetic expressions with binary operators e.g., + - * / %. Models arithmetic expressions by encapsulating the left and right hand side operands.

Field Summary

Fields

Modifier and Type	Field	Description
protected Expression	_lhs	An expression for the operand on the left-hand-side of the operator.
private IMethodInfo	_override
protected Expression	_rhs	An expression for the operand on the right-hand-side of the operator.
private String	_strOperator

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
ArithmeticExpression()

Method Summary

Modifier and Type	Method	Description
Expression	getLHS()
String	getOperator()
IMethodInfo	getOverride()
Expression	getRHS()
boolean	isCompileTimeConstant()
boolean	isNullSafe()
boolean	isUnchecked()
void	setLHS(Expression e)
void	setOperator(String strOperator)
void	setOverride(IMethodInfo overrideMi)
void	setRHS(Expression e)
String	toString()	Subclasses should return a String representing the parsed expression.

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

evaluate, evaluate, getContextType, getReturnType, getType, getTypeImpl, 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, 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, evaluate, getContextType

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, isSuppressed, isSynthetic, setLocation, setParent, visit

Field Details

_lhs

protected Expression _lhs

An expression for the operand on the left-hand-side of the operator.

_rhs

protected Expression _rhs

An expression for the operand on the right-hand-side of the operator.

_strOperator

private String _strOperator

_override

private IMethodInfo _override

Constructor Details

ArithmeticExpression

public ArithmeticExpression()

Method Details

getLHS

public Expression getLHS()

Specified by:

getLHS in interface IArithmeticExpression

Returns:

The expression for the left-hand-side operand.

setLHS

public void setLHS(Expression e)

getRHS

public Expression getRHS()

Specified by:

getRHS in interface IArithmeticExpression

Returns:

The expression for the right-hand-side operand.

setRHS

public void setRHS(Expression e)

getOperator

public String getOperator()

Specified by:

getOperator in interface IArithmeticExpression

setOperator

public void setOperator(String strOperator)

getOverride

public IMethodInfo getOverride()

Specified by:

getOverride in interface IOverridableOperation

setOverride

public void setOverride(IMethodInfo overrideMi)

Specified by:

setOverride in interface IOverridableOperation

isNullSafe

public boolean isNullSafe()

Specified by:

isNullSafe in interface IExpression

Overrides:

isNullSafe in class Expression

isUnchecked

public boolean isUnchecked()

Specified by:

isUnchecked in interface IExpression

Overrides:

isUnchecked in class Expression

isCompileTimeConstant

public boolean isCompileTimeConstant()

Specified by:

isCompileTimeConstant in interface IParsedElement

Overrides:

isCompileTimeConstant in class ParsedElement

toString

public String toString()

Description copied from class: Expression

Subclasses should return a String representing the parsed expression.

Specified by:

toString in class Expression