/**
* Resolves host for REST TCP server using grid configuration.
*
* @param cfg Grid configuration.
* @return REST host.
* @throws IOException If failed to resolve REST host.
*/
private InetAddress resolveRestTcpHost(GridConfiguration cfg) throws IOException {
String host = cfg.getRestTcpHost();
if (host == null) host = cfg.getLocalHost();
return U.resolveLocalHost(host);
}
