/** tries to log the specified message, if verbosity is higher than its level */
public static void log(String s, int level) {
if (instance == null || instance.log == null) return;
if (level < instance.loglevel) return;
synchronized (instance.log) {
Calendar now = Calendar.getInstance();
instance.log.print(now.get(Calendar.HOUR_OF_DAY));
instance.log.print(':');
instance.log.print(now.get(Calendar.MINUTE));
instance.log.print(':');
instance.log.print(now.get(Calendar.SECOND));
instance.log.print('|');
instance.log.print((int) (gps.getLatitude() * 10000 + 0.5) / 10000.0);
instance.log.print('|');
instance.log.print((int) (gps.getLongitude() * 10000 + 0.5) / 10000.0);
instance.log.print('|');
instance.log.print(gps.getAltitude());
instance.log.print('|');
instance.log.print(gps.getPrecision());
instance.log.print("|:: ");
instance.log.println(s);
instance.log.flush();
}
}
