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This is a series of unit tests for backup/restore of the SecurityPolicy class.

说明：  如何搭建springboot，springcloud入门(How to Build Springboot, Introduction to Springcloud)

cas单点登录源码,解压缩就能打开，并且查看，非常简单实用！(cas sso login source)

JAVA中逐渐JTree实例在线，实例可能比较简单，但是很容易学习(JAVA-line gradually JTree instance, the instance may be simple, but very easy to learn)

简单的用户登录，增删改查 (simple user add delete select modify)

说明：  一个工作流组件（包括定义和引擎），基于xml文件，可扩展流程节点和处理(A workflow component (including the definition and engine), based on the xml file, scalable processes and processing nodes)

Arrays in java introduction

DataMatrix generator develeoped using barcode.jar. Its a java library

最新JAVA编程题全集_50题及答案，收集了最新的一些java试题，有很详细的解答(Complete _50 latest JAVA programming problems questions and answers, a collection of some of the latest java questions, there is a very detailed answer)

实现用户登录界面，方便用户查找自己的信息。节省时间。(To realize the user login interface, convenient for user to find their own information. To save time. )