@GetMapping("/{fileName:[a-zA-Z0-9.\\-_]+}")
	public void download(@PathVariable String fileName, HttpServletResponse response) {
		File home = config.getHome().getDownloadDirectory();
		File monitorFile = new File(home, fileName);
		FileDownloadUtils.downloadFile(response, monitorFile);
	}
Download monitor.

@param fileName monitor file name.
@param response response.
ngrinder-controller/src/main/java/org/ngrinder/agent/controller/MonitorDownloadController.java