code: public static void directoryCheck(String dir) throws IOException {
  		final File file = new File(dir);
  
  		if (!file.exists()) {
  			FileUtils.forceMkdir(file);
  		}
  	}
docs: Checks the existence of the directory. If it does not exist, the method creates it.
  
  @param dir the directory to check.
  @throws IOException if fails.