package dao.Impl;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import model.PageBean;
import model.Score;
import model.ScoreCou;
import model.ScoreSum;
import dao.ScoreDao;
import db.DBCon;
public class ScoreDaoImpl implements ScoreDao {
private Score score = null;
private ScoreCou scoreCou = null;
private PageBean pageBean = null;
private ScoreSum scoreSum = null;
private DBCon dbCon = new DBCon();
public int addScore(Score score) {
String sql = "insert into score(stu_num,stu_name,stu_class,course_name,score_grade,major) values('"
+ score.getStuNum()
+ "','"
+ score.getStuName()
+ "','"
+ score.getStuClass()
+ "','"
+ score.getCourseName()
+ "',"
+ score.getScoreGrade() + ",'" + score.getMajor() + "')";
int rs = dbCon.query(sql);
return rs;
}
public int deleteScore(int scoreID) {
String sql = "delete from score where score_id=" + scoreID;
int rs = dbCon.query(sql);
return rs;
}
public int editCos(Score score) {
String sql = "update score set stu_num='" + score.getStuNum()
+ "',stu_name='" + score.getStuName() + "',stu_class='"
+ score.getStuClass() + "',course_name='"
+ score.getCourseName() + "',score_grade="
+ score.getScoreGrade() + ",major='" + score.getMajor()
+ "' where score_id=" + score.getScoreID();
int rs = dbCon.query(sql);
return rs;
}
public List findAll() {
List<Score> list = new ArrayList<Score>();
String sql = "select * from score";
ResultSet rs = dbCon.find(sql);
try {
while (rs.next()) {
int scoreID = rs.getInt("score_id");
String stuNum = rs.getString("stu_num");
String stuName = rs.getString("stu_name");
String stuClass = rs.getString("stu_class");
String courseName = rs.getString("course_name");
double scoreGrade = rs.getDouble("score_grade");
String major = rs.getString("major");
Score score = new Score(scoreID, stuNum, stuName, stuClass,
courseName, scoreGrade, major);
list.add(score);
}
} catch (SQLException e) {
e.printStackTrace();
}
return list;
}
public List findOne(String stuNum) {
List<ScoreCou> list = new ArrayList<ScoreCou>();
String sql = "select score.course_name,course_credit,course_hours,course_teacher,major,coursedate,score_grade "
+ "from score,course where score.course_name=course.course_name and stu_num='"
+ stuNum + "'";
ResultSet rs = dbCon.find(sql);
try {
while (rs.next()) {
String courseName = rs.getString("course_name");
int courseCredit = rs.getInt("course_credit");
int courseHours = rs.getInt("course_hours");
String courseTea = rs.getString("course_teacher");
String major = rs.getString("major");
Date courseDate = rs.getDate("coursedate");
double scoreGrade = rs.getDouble("score_grade");
ScoreCou scoreCou = new ScoreCou(courseName, courseCredit,
courseHours, courseTea, major, courseDate, scoreGrade);
list.add(scoreCou);
}
} catch (SQLException e) {
e.printStackTrace();
}
return list;
}
public List selectScore(int scoreID) {
List<Score> list = new ArrayList<Score>();
String sql = "select * from score where score_id=" + scoreID;
ResultSet rs = dbCon.find(sql);
try {
while (rs.next()) {
int scoreid = rs.getInt("score_id");
String stuNum = rs.getString("stu_num");
String stuName = rs.getString("stu_name");
String stuClass = rs.getString("stu_class");
String courseName = rs.getString("course_name");
double scoreGrade = rs.getDouble("score_grade");
String major = rs.getString("major");
Score score = new Score(scoreid, stuNum, stuName, stuClass,
courseName, scoreGrade, major);
list.add(score);
}
} catch (SQLException e) {
e.printStackTrace();
}
return list;
}
public Score selectScoreInfo(Score scor) {
String sql = "select * from score where stu_num='" + scor.getStuNum()
+ "' and course_name='" + scor.getCourseName() + "'";
ResultSet rs = dbCon.find(sql);
try {
while (rs.next()) {
int scoreid = rs.getInt("score_id");
String stuNum = rs.getString("stu_num");
String stuName = rs.getString("stu_name");
String stuClass = rs.getString("stu_class");
String courseName = rs.getString("course_name");
double scoreGrade = rs.getDouble("score_grade");
String major = rs.getString("major");
score = new Score(scoreid, stuNum, stuName, stuClass,
courseName, scoreGrade, major);
}
} catch (SQLException e) {
e.printStackTrace();
}
return score;
}
public PageBean scoreListPage(int pageNo, int pageCount, String stuNum) {
int totalCount = 0;
List<ScoreCou> list = new ArrayList<ScoreCou>();
String sql = "select score.course_name,course_credit,course_hours,course_teacher,major,coursedate,score_grade "
+ "from score,course where score.course_name=course.course_name and stu_num='"
+ stuNum
+ "' limit "
+ ((pageNo - 1) * pageCount)
+ ","
+ pageCount;
String sqlCount = "select count(*) from score,course where score.course_name=course.course_name and stu_num='"
+ stuNum + "'";
ResultSet rs = dbCon.find(sql);
try {
while (rs.next()) {
String courseName = rs.getString("course_name");
int courseCredit = rs.getInt("course_credit");
int courseHours = rs.getInt("course_hours");
String courseTea = rs.getString("course_teacher");
String major = rs.getString("major");
Date courseDate = rs.getDate("coursedate");
double scoreGrade = rs.getDouble("score_grade");
ScoreCou scoreCou = new ScoreCou(courseName, courseCredit,
courseHours, courseTea, major, courseDate, scoreGrade);
list.add(scoreCou);
}
rs = dbCon.find(sqlCount);
while (rs.next()) {
totalCount = rs.getInt(1);
}
pageBean = new PageBean(list, totalCount, pageNo, pageCount);
} catch (SQLException e) {
dbCon.close();
e.printStackTrace();
}
return pageBean;
}
public PageBean scoreListPage(int pageNo, int pageCount) {
int totalCount = 0;
List<Score> list = new ArrayList<Score>();
String sql = "select * from score limit " + ((pageNo - 1) * pageCount)
+ "," + pageCount;
String sqlCount = "select count(*) from score";
ResultSet rs = dbCon.find(sql);
try {
while (rs.next()) {
int scoreID = rs.getInt("score_id");
String stuNum = rs.getString("stu_num");
String stuName = rs.getString("stu_name");
String stuClass = rs.getString("stu_class");
String courseName = rs.getString("course_name");
double scoreGrade = rs.getDouble("score_grade");
String major = rs.getString("major");
score = new Score(scoreID, stuNum, stuName, stuClass,
courseName, scoreGrade, major);
list.add(score);
}
rs = dbCon.find(sqlCount);
while (rs.next()) {
totalCount = rs.getInt(1);
}
pageBean = new PageBean(list, totalCount, pageNo, pageCount);
} catch (SQLException e) {
dbCon.close();
e.printStackTrace();
}
return pageBean;
}
public List findStuOne(String stuNum, String courseName) {
List<ScoreCou> list = new ArrayList<ScoreCou>();
String sql = "select score.course_name,course_credit,course_hours,course_teacher,major,coursedate,score_grade "
+ "from score,course where score.course_name=course.course_name and stu_num='"
+ stuNum + "' and course.course_name='" + courseName + "'";
ResultSet rs = dbCon.find(sql);
try {
while (rs.next()) {
String coursename = rs.getString("course_name");
int courseCredit = rs.getInt("course_credit");
int courseHours = rs.getInt("course_hours");
String courseTea = rs.getString("course_teacher");
String major = rs.getString("major");
Date courseDate = rs.getDate("coursedate");
double scoreGrade = rs.getDouble("score_grade");
scoreCou = new ScoreCou(coursename, courseCredit, courseHours,
courseTea, major, courseDate, scoreGrade);
list.add(scoreCou);
}
} catch (SQLExcept
SSMS.zip
- 橙子cheng了解作者
- Java开发工具
- 3.3MB文件大小
- zip文件格式
- 0收藏次数
- 1 积分下载积分
- 0下载次数
- 2020-12-22 23:16上传日期
管理员：对教师、学生、课程进行增删查改维护
教师：维护学生、课程和自己的信息
学生：维护个人信息和选课信息
SSMS.zip
内容介绍
评论
相关推荐
- jsp mysql连接驱动jsp,j2ee连接mysql使用的驱动包。 放入项目的lib下即可
- jsp mysql 企业门户jsp 企业门户 mysql jsp 企业门户 mysql
- javaweb javaben jsp mysqljavaweb javaben jsp mysql
- jsp mysql 源代码这是一个关于网上购物的源代码，主要用的是jsp mysql jdk
- jsp博客系统 jsp mysql 博客 blogjsp mysql 博客 blog 仿163的基本功能
- JSP MYSQL电费缴费管理系统系统的功能模块具体有用户管理模块、电费管理模块、缴费信息模块、抄表模块。
- ext项目 源码JSP MySQL自己写的ext的例子 实现用Ext来对数据增删改查。。。。。。
- JSP MYSQL 注册与登陆系统这个是 jsp 基础的注册登陆模块，里面有详细适用说明。需要的请下载
- jsp mysql 在线考试系统在线考试系统，分管理员，普通用户，自动组卷，评分，您可下载看看，仅供您参考
- 校园论坛 毕业设计 jsp mysqlbbs 论坛 毕业设计 jsp mysql
最新资源
- 1jupyter-matlab-proxy:适用于Jupyter的MATLAB集成
- 2软件测试技术
- 3oracle 数据库课程设计，可运行
- 4JS全国销售城市标注地图特效
- 5ember-cli-cordova：一种结合使用ember-cli和cordova来创建混合应用的工具
- 6swift实现最新的 FontAwesome4.2图标字体(共计479个)
- 7linux下中文文件夹乱码离线安装包convmv
- 8SSM框架整合maven项目ssm源码 Spring+SpringMVC+Mybatis+Bootstrap shardingj
- 9attestation-covid19-pwa:渐进式Web应用程序可生成法国Covid19旅行证书
- 10基于VS2017的工程用途按钮控件，开关按钮控件，图形按钮控件