public String [ ] lscat ( ) throws IOException , CDDBException { // sanity check if ( _sock == null ) { throw new CDDBException ( 500 , "Not connected" ) ; } // make the request Response rsp = request ( "cddb lscat" ) ; // anything other than an OK response earns an exception if ( rsp . code != 210 ) { throw new CDDBException ( rsp . code , rsp . message ) ; } ArrayList < String > list = new ArrayList < String > ( ) ; String input ; while ( ! ( input = _in . readLine ( ) ) . equals ( CDDBProtocol . TERMINATOR ) ) { list . add ( input ) ; } String [ ] categories = new String [ list . size ( ) ] ; list . toArray ( categories ) ; return categories ; }
Fetches and returns the list of categories supported by the server .