code: private JsBusImpl getBusProxy(JsMEConfig me) {
  
          String thisMethodName = CLASS_NAME + ".getBusProxy(ConfigObject)";
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) {
              SibTr.entry(tc, thisMethodName, "ME Name");
          }
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) {
              SibTr.exit(tc, thisMethodName);
          }
  
          return this.bus;
      }
docs: Returns the runtime configuration of the bus to which the supplied
  messaging engine belongs. If the bus runtime configuration does not yet
  exist, it is created. In liberty this is default bus configuration
  
  @param me
  @return the runtime configuration of the bus to which the supplied
  messaging engine belongs.