code: private String normalizePath(String path) {
  		// 标准化路径
  		path = FileUtil.normalize(path);
  		path = StrUtil.removePrefix(path, StrUtil.SLASH);
  
  		Assert.isFalse(FileUtil.isAbsolutePath(path), "Path [{}] must be a relative path !", path);
  		return path;
  	}
docs: 标准化Path格式
  
  @param path Path
  @return 标准化后的path