private void setSysTime(long ctrTime) throws IOException { DateFormat dateTimeFmt = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String dt = dateTimeFmt.format(new Date(ctrTime)) String[] cmd = {"date", "-s", dt}; String osType = System.getProperty("os.name").toLowerCase(); if (osType.contains("linux")) { LOGGER.debug("setting system time {} as {} on driver {}", ctrTime, dt, driver.getDriverInfo().getName()); Runtime.getRuntime().exec(cmd); } else { LOGGER.warn("os type on driver {} is {}!", driver.getDriverInfo().getName(), osType); } }