Package com.ibm.wala.cast.js.ipa.callgraph

Class JavaScriptFunctionApplyContextSelector

java.lang.Object

com.ibm.wala.cast.js.ipa.callgraph.JavaScriptFunctionApplyContextSelector

All Implemented Interfaces:

ContextSelector

public class JavaScriptFunctionApplyContextSelector
extends Object
implements ContextSelector

See Also:

• MDN Function.prototype.apply() docs

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JavaScriptFunctionApplyContextSelector.ApplyContext

Field Summary

Fields

Modifier and Type	Field	Description
static final ContextKey	APPLY_NON_NULL_ARGS

Constructor Summary

Constructors

Constructor	Description
JavaScriptFunctionApplyContextSelector(ContextSelector base)

Method Summary

Modifier and Type	Method	Description
Context	getCalleeTarget(CGNode caller, CallSiteReference site, IMethod callee, InstanceKey[] receiver)	Given a calling node and a call site, returns the Context in which the callee should be evaluated.
IntSet	getRelevantParameters(CGNode caller, CallSiteReference site)	Given a calling node and a call site, return the set of parameters based on which this selector may choose to specialize contexts.

Methods inherited from class java.lang.Object

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

Field Details

APPLY_NON_NULL_ARGS

public static final ContextKey APPLY_NON_NULL_ARGS

Constructor Details

JavaScriptFunctionApplyContextSelector

public JavaScriptFunctionApplyContextSelector(ContextSelector base)

Method Details

getRelevantParameters

public IntSet getRelevantParameters(CGNode caller,
 CallSiteReference site)

Description copied from interface: ContextSelector

Given a calling node and a call site, return the set of parameters based on which this selector may choose to specialize contexts.

Specified by:

getRelevantParameters in interface ContextSelector

Parameters:

caller - the calling node

site - the specific call site

Returns:

the set of parameters of interest

getCalleeTarget

public Context getCalleeTarget(CGNode caller,
 CallSiteReference site,
 IMethod callee,
 InstanceKey[] receiver)

Description copied from interface: ContextSelector

Given a calling node and a call site, returns the Context in which the callee should be evaluated.

Specified by:

getCalleeTarget in interface ContextSelector

Parameters:

caller - the node containing the call site

site - description of the call site

receiver - the abstract objects (InstanceKeys) of parameters of interest to the selector

Returns:

the Context in which the callee should be evaluated, or null if no information is available.