docs: public Object getLocalBusinessObject(int interfaceIndex)
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled())
              Tr.debug(tc, "getLocalBusinessObject : " +
                           ivBusinessLocalProxies[interfaceIndex].getClass().getName());
  
          if (ivBusinessLocalWrapperProxyStates != null &&
              ivBusinessLocalWrapperProxyStates[interfaceIndex].ivWrapper == null)
          {
              ivBusinessLocalWrapperProxyStates[interfaceIndex].connect(ivBeanId,
                                                                        ivBusinessLocal[interfaceIndex]);
          }
  
          return ivBusinessLocalProxies[interfaceIndex];
      }