code: protected boolean isArgumentSensitive(int index) {
          if (methodInfo != null) {
              return methodInfo.isArgSensitive(index);
          }
          Set<Type> parameterAnnotations = observedParameterAnnotations.get(index);
          if (parameterAnnotations != null) {
              return parameterAnnotations.contains(SENSITIVE_TYPE);
          }
          return false;
      }
docs: Determine if the introspection or trace configuration for this method
  indicates that the specified method parameter is sensitive.
  
  @param index
  the 0 origin parameter index
  
  @return true if the method config implies this class is sensitive