public void save(String content) {
		try {
			FileUtils.writeStringToFile(config.getHome().getSubFile("system.conf"), content, "UTF-8");
		} catch (IOException e) {
			LOG.error("Error while writing system configuration file.");
			throw new NGrinderRuntimeException("Error while writing system configuration file.");
		}
	}
Save content to system configuration file.

@param content ile content.
ngrinder-controller/src/main/java/org/ngrinder/operation/service/SystemConfigService.java