字符串工具类

import javax.servlet.http.HttpServletRequest;
import java.util.UUID;public class CommonUtil {/*** @param request 请求* @return java.lang.String 返回路径* @description 获取绝对路径* @date 2021/7/14 20:45*/public static String getUrlPath(HttpServletRequest request) {String path = request.getContextPath();return request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort() + path;}/*** @return java.lang.String 随机产生的UUID* @description 获取UUID* @date 2021/7/20 20:00*/public static String getUuid() {return UUID.randomUUID().toString().replace("-", "");}/*** @param str 字符串* @return boolean 布尔类型* @description 去空格判断是否有数据* @date 2021/7/13 17:33*/public static boolean isEmpty(final String str) {return str == null || str.trim().length() == 0;}
}