Exercise4

一个成绩管理系统！ 由jsp+javabean+mysql组成！ 功能很完善！(a performance management system. By jsp javabean mysql composition! Functional perfect!)

springmvc前台新增页面配合dwz简单demo，方便学习开发，简单易懂。(springmvc new front page with dwz simple demo, facilitate learning and development, easy to understand.)

说明：  利用前面提到的SupplyDepot、Transport和CapableOfBeingRefefuelled类/接口，为Air-plane增加一个main()方法，然后为supplyDepot等增加必要的字段、参数和代码，以便CapableOfBeingRefefuelled能够告诉service（）方法需要加多少油。同时要确保Depot中的油应相应地减少，而实现CapableOfBeingRefefuelledi的类对象应相应地增加。(Using the upplyDepot, Transport and ApableOfBeingRefefuelled classes/interfaces mentioned above, add a main () method to Air-plane, and then add the necessary fields, parameters and codes to supplyDepot, so that CapableOfBeingRefefuelled can tell service () how much fuel the method needs. At the same time, we should ensure that the oil in Depot should be reduced accordingly, and the class objects that implement Capable OfBeingRefefuelledi should be increased accordingly.)

SSH实现的商城项目,就是基本的商城项目，内含数据库(Shopping Mall Project Implemented by SSH)

实现一个10乘10的表格 内部随即获得两个弧度 JAVA2D 图形绘制(Achieve a 10 by 10 inside the table then get two arc JAVA2D Rendering)

简单的记帐工具,没有调用数据库,非常适合学生进行安卓的学习(Accounting tools simple, do not call the database, very suitable for students learning for Android )

java实验代码编写一个圆类，定义圆心与半径等属性并被其他类继承(Java experimental code to write a class circle)

utility class for converting jce/jca DH objects objects into their org.bouncycastle.crypto counterparts.

erp java jsp struts javabean 很好很强大的(erp java jsp struts javabean very very powerful)

有关数据库，我认为数据库很重要，要认真学，我上传的是我们老师给我们的东西，你们看看对你们有用吗？(The database, I think the database is very important to carefully study, I uploaded is our teacher gave us something, you look to you useful?)