protected void setExecutor(ServiceReference<ExecutorService> ref) {
        if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled())
            Tr.debug(tc, "setExecutor", ref);
        execSvcRef.setReference(ref);
    }
protected void setExecutor ( ServiceReference < ExecutorService > ref ) { if ( TraceComponent . isAnyTracingEnabled ( ) && tc . isDebugEnabled ( ) ) Tr . debug ( tc , "setExecutor" , ref ) ; execSvcRef . setReference ( ref ) ; }
Declarative Services method for setting the executor service reference.

@param ref reference to the service