Class DelegatingContextSelector

java.lang.Object
com.ibm.wala.ipa.callgraph.impl.DelegatingContextSelector
All Implemented Interfaces:
ContextSelector
public class DelegatingContextSelector extends Object implements ContextSelector
A context selector that first checks with A, then defaults to B.

If A generates a Context B is ignored completely regardless of the ContextKeys in A.

See Also:

  • Constructor Details

  • Method Details

    • 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.

    • 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

    • toString

      public String toString()
      Overrides:
      toString in class Object