question: public Properties readSettings ( ) { try { String pacScriptUrl = detectScriptUrlPerDHCP ( ) ; if ( pacScriptUrl == null ) { pacScriptUrl = detectScriptUrlPerDNS ( ) ; } if ( pacScriptUrl == null ) { return null ; } Properties result = new Properties ( ) ; result . setProperty ( "url" , pacScriptUrl ) ; return result ; } catch ( IOException e ) { return new Properties ( ) ; } }
target:  Loads the settings and stores them in a properties map.