docs: public static InnerClassAccess getInnerClassAccess(INVOKESTATIC inv, ConstantPoolGen cpg) throws ClassNotFoundException {
  
          String className = inv.getClassName(cpg);
          String methodName = inv.getName(cpg);
          String methodSig = inv.getSignature(cpg);
  
          InnerClassAccess access = AnalysisContext.currentAnalysisContext().getInnerClassAccessMap()
                  .getInnerClassAccess(className, methodName);
          return (access != null && access.getMethodSignature().equals(methodSig)) ? access : null;
      }