docs: public boolean isUniqueShortDefaultBinding(String interfaceName)
      {
          // If there were no explicit bindings, and only one implicit
          // binding, then it is considered uniquie.                       d457053.1
          BindingData bdata = ivServerContextBindingMap.get(interfaceName);
  
          if (bdata != null &&
              bdata.ivExplicitBean == null &&
              bdata.ivImplicitBeans != null &&
              bdata.ivImplicitBeans.size() == 1)
          {
              return true;
          }
  
          return false;
      }