Java+Servlet+JSP+Mysql+Tomcat实现Web学生选课管理系统

Posted 2021-07-09 水坚石青

Java实现Web学生选课管理系统

• 一、系统介绍
• • 1.软件环境
  • 2.系统功能
  • 3.数据库
• 二、系统展示
• • 1.登录页面
  • 2.学生-主页面
  • 3.学生-查看个人信息
  • 4.学生-选择课程
  • 5.学生-查看已选课程
  • 6.教师-主页面
  • 7.教师-查看个人信息
  • 8.教师-评分
  • 9.教师-查看任课信息
  • 10.管理员-主页面
  • 11.管理员-管理员功能-查看个人信息
  • 12.管理员-管理员功能-添加新的管理员
  • 13.管理员-学生功能-添加学生
  • 14.管理员-学生功能-获取所有学生
  • 15.管理员-课程功能-添加课程
  • 16.管理员-课程功能-查询课程
  • 17.管理员-教师功能-添加教师
  • 18.管理员-教师功能-获取所有教师
• 三、部分代码
• • AdminDaoImpl.java
  • CourseDaoImpl.java
  • StudentCourseTeacherDaoImpl.java
  • StudentDaoImpl.java
  • TeacherCourseDaoImpl.javab
  • TeacherDaoImpl.java
  • addAdmin.jsp
  • addCourse.jsp
  • addStudent.jsp
  • addTeacher.jsp
• 四、其他
• • 1.其他系统实现
  • • JavaWeb系统系列实现
    • JavaSwing系统系列实现
  • 2.获取源码
  • 3.备注
  • 4.鸡汤

一、系统介绍

1.软件环境

Java：jdk1.8
mysql：8.0.13
Tomcat：8.5.23

2.系统功能

学生
1.查看个人信息
2.选课
3.查看已选课程
教师
1.查看个人信息
2.评分
3.查看任课课程
管理员
1.管理员功能
(1).查看个人信息
(2).添加新的管理员
2.学生功能
(1).添加学生
(2).获取所有学生
3.课程功能
(1).添加课程
(2).查询课程
4.教师功能
(1).添加教师
(2)获取所有教师

3.数据库

/*
 Navicat Premium Data Transfer

 Source Server         : MySQL
 Source Server Type    : MySQL
 Source Server Version : 80013
 Source Host           : localhost:3306
 Source Schema         : jsp_servlet_selectcourse

 Target Server Type    : MySQL
 Target Server Version : 80013
 File Encoding         : 65001

 Date: 23/06/2021 20:46:30
*/

SET NAMES utf8mb4;
SET FOREIGN_KEY_CHECKS = 0;

-- ----------------------------
-- Table structure for t_admin
-- ----------------------------
DROP TABLE IF EXISTS `t_admin`;
CREATE TABLE `t_admin`  (
  `userid` varchar(10) CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL,
  `username` varchar(10) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `password` varchar(16) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `age` int(3) NULL DEFAULT NULL,
  `score` decimal(5, 1) NULL DEFAULT NULL,
  `introduction` varchar(500) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `enterdate` date NULL DEFAULT NULL,
  PRIMARY KEY (`userid`) USING BTREE
) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;

-- ----------------------------
-- Records of t_admin
-- ----------------------------
INSERT INTO `t_admin` VALUES ('admin', '管理员', 'admin', 21, 100.0, '  ', '2018-06-12');
INSERT INTO `t_admin` VALUES ('admin1', '水坚石青', 'admin1', 25, 99.0, '', '2021-06-22');

-- ----------------------------
-- Table structure for t_class
-- ----------------------------
DROP TABLE IF EXISTS `t_class`;
CREATE TABLE `t_class`  (
  `classno` int(4) NOT NULL AUTO_INCREMENT,
  `cname` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `cteacher` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `classroom` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  PRIMARY KEY (`classno`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 1531 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;

-- ----------------------------
-- Records of t_class
-- ----------------------------
INSERT INTO `t_class` VALUES (1520, '软工', '赵丽', '综阶1');
INSERT INTO `t_class` VALUES (1521, '软工', '齐兴斌', '综阶2');
INSERT INTO `t_class` VALUES (1522, '软工', '张志斌', '综阶3');
INSERT INTO `t_class` VALUES (1523, '软工', '郭小英', '综阶5');
INSERT INTO `t_class` VALUES (1524, '软工', '郭新峰', '综阶6');
INSERT INTO `t_class` VALUES (1525, '软工', '王若慧', '综阶7');
INSERT INTO `t_class` VALUES (1526, '软工', '贾春华', '综阶8');
INSERT INTO `t_class` VALUES (1527, '软工', '朱云雷', '综阶9');
INSERT INTO `t_class` VALUES (1528, '软工', '李雪梅', '综阶10');
INSERT INTO `t_class` VALUES (1529, '软工', '张举 ', '综阶11');
INSERT INTO `t_class` VALUES (1530, '软工', '米晓萍', '综阶12');
INSERT INTO `t_class` VALUES (1531, '软工', '张建英', '综阶13');

-- ----------------------------
-- Table structure for t_course
-- ----------------------------
DROP TABLE IF EXISTS `t_course`;
CREATE TABLE `t_course`  (
  `cno` int(4) NOT NULL AUTO_INCREMENT,
  `name` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `credit` int(1) NULL DEFAULT NULL,
  `periodstart` date NULL DEFAULT NULL,
  `periodend` date NULL DEFAULT NULL,
  PRIMARY KEY (`cno`) USING BTREE
) ENGINE = InnoDB AUTO_INCREMENT = 1009 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;

-- ----------------------------
-- Records of t_course
-- ----------------------------
INSERT INTO `t_course` VALUES (1001, '数据库', 4, '2018-02-01', '2018-08-08');
INSERT INTO `t_course` VALUES (1002, '数据结构', 4, '2018-02-01', '2018-08-08');
INSERT INTO `t_course` VALUES (1003, 'j2ee', 4, '2018-02-01', '2018-08-08');
INSERT INTO `t_course` VALUES (1004, '计算机网络', 4, '2018-02-01', '2018-08-08');
INSERT INTO `t_course` VALUES (1005, '计算机组成原理', 4, '2018-02-01', '2018-08-08');
INSERT INTO `t_course` VALUES (1007, '编译原理', 4, '2018-02-01', '2018-08-08');
INSERT INTO `t_course` VALUES (1008, 'C语言', 4, '2018-02-01', '2018-02-01');
INSERT INTO `t_course` VALUES (1009, 'c++', 4, '2018-01-02', '2018-05-28');
INSERT INTO `t_course` VALUES (1010, '1', 1, '2021-06-22', '2021-06-22');

-- ----------------------------
-- Table structure for t_sc
-- ----------------------------
DROP TABLE IF EXISTS `t_sc`;
CREATE TABLE `t_sc`  (
  `sno` int(10) NOT NULL,
  `cno` int(4) NOT NULL,
  `tno` int(4) NOT NULL,
  `score` decimal(5, 2) NULL DEFAULT NULL,
  PRIMARY KEY (`sno`, `cno`, `tno`) USING BTREE,
  INDEX `t_sc_ibfk_2`(`cno`) USING BTREE,
  INDEX `t_sc_ibfk_3`(`tno`) USING BTREE,
  CONSTRAINT `t_sc_ibfk_1` FOREIGN KEY (`sno`) REFERENCES `t_student` (`sno`) ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT `t_sc_ibfk_2` FOREIGN KEY (`cno`) REFERENCES `t_course` (`cno`) ON DELETE CASCADE ON UPDATE CASCADE,
  CONSTRAINT `t_sc_ibfk_3` FOREIGN KEY (`tno`) REFERENCES `t_teacher` (`tno`) ON DELETE CASCADE ON UPDATE CASCADE
) ENGINE = InnoDB CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;

-- ----------------------------
-- Records of t_sc
-- ----------------------------
INSERT INTO `t_sc` VALUES (2015001, 1002, 1001, 100.00);
INSERT INTO `t_sc` VALUES (2015001, 1004, 1001, 99.00);
INSERT INTO `t_sc` VALUES (2015001, 1004, 1006, NULL);
INSERT INTO `t_sc` VALUES (2015001, 1005, 1002, NULL);
INSERT INTO `t_sc` VALUES (2015001, 1007, 1004, NULL);
INSERT INTO `t_sc` VALUES (2015001, 1008, 1002, NULL);
INSERT INTO `t_sc` VALUES (2015001, 1008, 1004, NULL);
INSERT INTO `t_sc` VALUES (2015001, 1008, 1005, NULL);

-- ----------------------------
-- Table structure for t_student
-- ----------------------------
DROP TABLE IF EXISTS `t_student`;
CREATE TABLE `t_student`  (
  `sno` int(9) NOT NULL AUTO_INCREMENT,
  `password` varchar(16) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `sname` varchar(20) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `phone` bigint(11) NULL DEFAULT NULL,
  `sex` varchar(2) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  `birthday` date NULL DEFAULT NULL,
  `classno` int(4) NULL DEFAULT NULL,
  `remark` varchar(10) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL,
  PRIMARY KEY (`sno`) USING BTREE,
  INDEX `t_student_ibfk_1`(`classno`) USING BTREE,
  CONSTRAINT `t_student_ibfk_1` FOREIGN KEY (`classno`) REFERENCES `t_class` (`classno`) ON DELETE CASCADE ON UPDATE CASCADE
) ENGINE = InnoDB AUTO_INCREMENT = 2015570 CHARACTER SET = utf8 COLLATE = utf8_general_ci ROW_FORMAT = Dynamic;

-- ----------------------------
-- Records of t_student
-- ----------------------------
INSERT INTO `t_student` VALUES (2015001, '123456', '李四', 15788888888, '女', '2021-06-22', 1525, '优秀');
INSERT INTO `t_student` VALUES (2015002, '123456', '王茹', 15788888888, '女', '2018-05-28', 1520, '良好');
INSERT INTO `t_student` VALUES (2015003, '123456', '张三', 15788888888, '女', '2018-05-28', 1520, '良好');
INSERT INTO `t_student` VALUES (2015004, '123456', '王五', 15788888888, '女', '2018-05-28', 1520, '优秀');
INSERT INTO `t_student` VALUES (2015005, '123456', '李浩', 15788888888, '女', '2018-05-28', 1520, '合格');
INSERT INTO `t_student` VALUES (2015006, '123456', '黄县', 15788888888, '女', '2018-05-28', 1520, '良好');
INSERT INTO `t_student` VALUES (2015007, '123456', '钱一', 15788888888, '女', '2018-05-28', 1520, '优秀');
INSERT INTO `t_student` VALUES (2015009, '123456', '赵括', 15788888888, '女', '2018-05-28', 1520, '优秀');
INSERT INTO `t_student` VALUES (2015010, '123456', '赵括', 15788888888, '女', '2018-05-28', 1520, '优秀');

-- ----------------------------
-- Table structure for t_tc
-- ----------------------------
DROP TABLE IF EXISTS `t_tc`;
CREATE TABLE `t_tc`  (
  `cno` int(4) NOT NULL,
  `tno` int(4) NOT NULL,
  PRIMARY KEY (`cno`, `tno`) USING BTREE,
  INDEX `t_tc_ibfk_2`(`tno`) USING BTREE,
  CONSTRAINT `t_tc_ibfk_1` FOREIGN KEY (`cno`) REFERENCES `t_course` (`cno`) ON DELETE 带有 Servlet、JSP 和 MySQL 的 Java 中的 CRUD Web 应用程序，没有 DAO

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