获取tomcat 目录指定文件夹并删除文件夹下文件

    //获取tomcat 目录

        String path = System.getProperty("catalina.home")+"/temp";

  File f = new File(path);
        FileUtil.delete(f);

/**
     * 删除目录或文件
     * @param   target          要删除的目录或文件
     * @return  删除操作的结果     */
    public static boolean delete(File target) {
        boolean result = false;
        if ((target != null) && (target.exists())) {
            if (target.isFile()) {
                result = target.delete();
            } else if (target.isDirectory()) {
                File[] files = target.listFiles();
                for (int i=0; i<files.length &&delete(files[i]); i++) {
                    delete(files[i]);
                }
                return  result;
            }
        }
        return result;
    }