基于JAVA+SSH+jsp的学生考勤系统（附源码）

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一、功能简介

这是一个学生考勤管理系统，包含的功能有三个端，管理员端、学生端和老师端，功能比较简单，页面也比较简洁，数据库只有6张表，用于作业刚刚好。

管理员：班级管理、用户管理和课程表管理

学生端：课程表查询、请假管理和考勤情况管理

老师端：课程表查询、学生请假管理和考勤情况管理

二、项目技术和环境

环境：

jdk版本：

mysql版本：

tomcat版本：

开发运行工具；Eclipse/IDEA

技术：

SSH框架+jsp

三、项目截图

管理员端

1、班级管理

2、用户管理

3、课程表管理

4、个人信息

老师端：

1. 课程表管理

2. 学生请假管理

3、考勤情况管理

学生端：

1. 课程表管理

2. 请假管理

3. 考勤情况管理

四、项目结构和代码

4. 数据库表

2、代码结构

5. 相关代码

课程管理的Action

public class SubjectAction  {
    
    private static final long serialVersionUID = 7963004028001698964L;

    private SubjectDao subjectDao;




    public SubjectDao getSubjectDao() {
        return subjectDao;
    }




    public void setSubjectDao(SubjectDao subjectDao) {
        this.subjectDao = subjectDao;
    }




    
    @SuppressWarnings("unchecked")
    public String subjectlist() throws Exception {    
        HttpServletRequest request = ServletActionContext.getRequest();
        int numPerPage = 20;
         int pageNum = 1;
        if(request.getParameter("pageNum")!=null && !request.getParameter("pageNum").equals("")){
            pageNum = Integer.parseInt(request.getParameter("pageNum"));
        }
        if(request.getParameter("numPerPage")!=null){
            numPerPage = Integer.parseInt(request.getParameter("numPerPage"));
        }
        int total = subjectDao.selectAllSubjectCount();
        List<Subject> subjects = subjectDao.selectAllSubject(
                (pageNum - 1) * numPerPage, numPerPage);
        request.setAttribute("totalCount", total);
        request.setAttribute("ps", numPerPage);
        request.setAttribute("pn", pageNum);
        request.setAttribute("subjectlist", subjects);
        return "success";
    }
    
    
    
    

    public String subjectadd(){
        HttpServletRequest request = ServletActionContext.getRequest();
        return "success";
    }
    
    
    
    public String subjectadd2() throws Exception{
        HttpServletRequest request = ServletActionContext.getRequest();
        
        Subject subject = new Subject();
        
        subject.setSubjectname(request.getParameter("subjectname"));
        
        
        subject.setCreatetime(new Date());
        
        
            subjectDao.insertSubject(subject);
        
            
        HttpServletResponse resp = ServletActionContext.getResponse();
        resp.setCharacterEncoding("utf-8");
        PrintWriter out = resp.getWriter();
        //out.write(manage.util.Util.outPutMsg("200", "添加成功", "", "", "subjectlist.html"));
        
        out.print("{\"statusCode\":\"200\", \"message\":\"添加成功！\",\"navTabId\":\"subjectList\", \"rel\":\"subjectList\", \"callbackType\":\"closeCurrent\",\"forwardUrl\":\"subject/subjectlist.html\"}");
        out.flush();
        out.close();
    
        return null;
    }
    
    
    public String  subjectupdate(){
        HttpServletRequest request = ServletActionContext.getRequest();
        int id = Integer.parseInt(request.getParameter("id"));
        request.setAttribute("bean", subjectDao.selectSubject(id));
        request.setAttribute("id", id);
        //request.setAttribute("subjectilist", subjectDao.getAll(" and subjectlock=0 "));
        return "success";
    }
    
    

    public String  subjectupdate2() throws IOException{
        HttpServletRequest request = ServletActionContext.getRequest();
        HttpServletResponse resp = ServletActionContext.getResponse();
        resp.setCharacterEncoding("utf-8");
        PrintWriter out = resp.getWriter();
        int id = Integer.parseInt(request.getParameter("id"));
        Subject bean = subjectDao.selectSubject(id);
        
        
        if(request.getParameter("subjectname")!=null){
            bean.setSubjectname(request.getParameter("subjectname"));
        }
        
        subjectDao.updateSubject(bean);
        //out.write(manage.util.Util.outPutMsg("200", "修改成功", "", "", "subjectlist.html"));
        out.print("{\"statusCode\":\"200\", \"message\":\"修改成功！\",\"navTabId\":\"subjectList\", \"rel\":\"subjectList\", \"callbackType\":\"closeCurrent\",\"forwardUrl\":\"subject///subjectlist.html\"}");

        out.flush();
        out.close();
        return null;
    }
    
    

    public String subjectdel() throws IOException{
        HttpServletRequest request = ServletActionContext.getRequest();
        int id = Integer.parseInt(request.getParameter("id"));
        subjectDao.delSubject(subjectDao.selectSubject(id));
        HttpServletResponse resp = ServletActionContext.getResponse();
        resp.setCharacterEncoding("utf-8");
        PrintWriter out = resp.getWriter();
        //out.print("{\"statusCode\":\"200\", \"message\":\"删除成功！\",\"navTabId\":\"subjectList\", \"rel\":\"subjectList\", \"callbackType\":\"closeCurrent\",\"forwardUrl\":\"subject///subjectlist.html\"}");
        out.write(manage.util.Util.outPutMsg("200", "修改成功", "subjectList", "", false, "subject///subjectlist.html"));
        out.flush();
        out.close();
        return null;
    }
    
    
}

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