Class OneLevelSiteContextSelector
java.lang.Object
com.ibm.wala.ipa.callgraph.propagation.cfa.OneLevelSiteContextSelector
- All Implemented Interfaces:
ContextSelector
This is a context selector that adds one level of calling context to a base context selector.
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptiongetCalleeTarget
(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.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.
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Constructor Details
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OneLevelSiteContextSelector
- Parameters:
baseSelector
- a context selector which provides the context to analyze a method in, but without one level of calling context.
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Method Details
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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 interfaceContextSelector
- Parameters:
caller
- the node containing the call sitesite
- description of the call sitereceiver
- 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.
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getRelevantParameters
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 interfaceContextSelector
- Parameters:
caller
- the calling nodesite
- the specific call site- Returns:
- the set of parameters of interest
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