code: public void setEnterpriseBean(Object bean) {
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled())
              Tr.debug(tc, "setEnterpriseBean : " + Util.identity(bean));
          ivEjbInstance = bean;
      }
docs: Set the actual bean instance. The instance variable should only
  be set by this method, allowing subclasses to override and
  perform additional setup when the instance is set.
  
  @param instance the actual bean instance