Package com.ibm.wala.ipa.callgraph.impl

Class ClassHierarchyMethodTargetSelector

java.lang.Object

com.ibm.wala.ipa.callgraph.impl.ClassHierarchyMethodTargetSelector

All Implemented Interfaces:

MethodTargetSelector

public class ClassHierarchyMethodTargetSelector
extends Object
implements MethodTargetSelector

A MethodTargetSelector that simply looks up the declared type, name and descriptor of a CallSiteReference in the appropriate class hierarchy.

Constructor Summary

Constructors

Constructor	Description
ClassHierarchyMethodTargetSelector(IClassHierarchy cha)	Initialization.

Method Summary

Modifier and Type	Method	Description
IMethod	getCalleeTarget(CGNode caller, CallSiteReference call, IClass receiver)	This target selector searches the class hierarchy for the method matching the signature of the call that is appropriate for the receiver type.
boolean	mightReturnSyntheticMethod()

Methods inherited from class java.lang.Object

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

Constructor Details

ClassHierarchyMethodTargetSelector

public ClassHierarchyMethodTargetSelector(IClassHierarchy cha)

Initialization. The class hierarchy is needed for lookups and the warnings are used when the lookups fails (which should never happen).

Parameters:

cha - The class hierarchy to use.

Method Details

getCalleeTarget

public IMethod getCalleeTarget(CGNode caller,
 CallSiteReference call,
 IClass receiver)

This target selector searches the class hierarchy for the method matching the signature of the call that is appropriate for the receiver type.

Specified by:

getCalleeTarget in interface MethodTargetSelector

Parameters:

caller - the GCNode in the call graph containing the call

call - the call site reference of the call site

receiver - the type of the target object or null

Returns:

the method to be called.

Throws:

IllegalArgumentException - if call is null

mightReturnSyntheticMethod

public boolean mightReturnSyntheticMethod()