code: synchronized public void load(String settingPath) {
  		URL url = URLUtil.getURL(settingPath);
  		if (url == null) {
  			log.info("Can not find Upload setting file [{}], use default setting.", settingPath);
  			return;
  		}
  		Setting setting = new Setting(url, Setting.DEFAULT_CHARSET, true);
  
  		maxFileSize = setting.getInt("file.size.max");
  		memoryThreshold = setting.getInt("memory.threshold");
  		tmpUploadPath = setting.getStr("tmp.upload.path");
  		fileExts = setting.getStrings("file.exts");
  		isAllowFileExts = setting.getBool("file.exts.allow");
  	}
docs: 加载全局设定
  
  @param settingPath 设定文件路径，相对Classpath