Package com.ibm.wala.cast.ir.ssa

Class AstLexicalAccess

java.lang.Object

com.ibm.wala.ssa.SSAInstruction

com.ibm.wala.cast.ir.ssa.AstLexicalAccess

Direct Known Subclasses:

AstLexicalRead, AstLexicalWrite

public abstract class AstLexicalAccess
extends SSAInstruction

This abstract class provides helper functionality for recording lexical uses and/or definitions. It is used in lexical read and write instructions

Author:

Julian Dolby (dolby@us.ibm.com)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	AstLexicalAccess.Access	A single lexical access.

Nested classes/interfaces inherited from class com.ibm.wala.ssa.SSAInstruction

SSAInstruction.IVisitor, SSAInstruction.Visitor

Field Summary

Fields inherited from class com.ibm.wala.ssa.SSAInstruction

NO_INDEX

Method Summary

Modifier and Type	Method	Description
AstLexicalAccess.Access	getAccess(int i)
int	getAccessCount()
AstLexicalAccess.Access[]	getAccesses()
Collection<TypeReference>	getExceptionTypes()	This method should never return null.
int	hashCode()
boolean	isFallThrough()
void	setAccesses(AstLexicalAccess.Access[] accesses)

Methods inherited from class com.ibm.wala.ssa.SSAInstruction

copyForSSA, equals, getDef, getDef, getNumberOfDefs, getNumberOfUses, getUse, getValueString, hasDef, iIndex, isPEI, setInstructionIndex, toString, toString, visit

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Details

setAccesses

public void setAccesses(AstLexicalAccess.Access[] accesses)

getAccesses

public AstLexicalAccess.Access[] getAccesses()

getAccess

public AstLexicalAccess.Access getAccess(int i)

getAccessCount

public int getAccessCount()

isFallThrough

public boolean isFallThrough()

Specified by:

isFallThrough in class SSAInstruction

Returns:

true iff this instruction may fall through to the next

getExceptionTypes

public Collection<TypeReference> getExceptionTypes()

Description copied from class: SSAInstruction

This method should never return null.

Overrides:

getExceptionTypes in class SSAInstruction

Returns:

the set of exception types that an instruction might throw ... disregarding athrows and invokes.

hashCode

public int hashCode()

Specified by:

hashCode in class SSAInstruction