question: private void loadLatestExtensionVersions ( ) { try { List < Extension > all = registryManager . getExtensions ( ) ; if ( ! all . isEmpty ( ) ) { setLatestExtensionVersions ( getLatestVersions ( all ) ) ; } } catch ( RegistryException e ) { String msg = RegistryException . logRegistryException ( e . getType ( ) , this ) ; warnings . addStartupError ( msg ) ; LOG . error ( msg ) ; msg = getText ( "admin.extensions.couldnt.load" , new String [ ] { cfg . getRegistryUrl ( ) } ) ; warnings . addStartupError ( msg ) ; LOG . error ( msg ) ; } finally { if ( getLatestExtensionVersions ( ) == null ) { setLatestExtensionVersions ( new ArrayList < Extension > ( ) ) ; } } }
target:  Reload the list of registered extensions, loading only the latest extension versions.