readstudent.java

使用struts+spring+JDBC 实现的学生选课管理系统

package bit.jeffy.business;

import java.io.IOException;
import java.util.Iterator;
import java.util.List;

import javax.servlet.jsp.JspWriter;

import bit.jeffy.entity.Student;
import bit.jeffy.service.StudentDao;

public class ReadStudent {
	
	private StudentDao studentdao;
	
	public void list(JspWriter out) throws IOException{
		List list = null;
		Iterator it = null;
		Student stu = null;
		
		out.print("<table width=80%  border=1 cellspacing=1>");
		out.print("<tr align=center><td width=20%>学号</td><td width=20%>姓名</td>" +
				"<td width=20%>院系</td><td width=30%>专业</td><td width=10%>删除</td></tr>");
		
		list = studentdao.getAll();
		if(list == null){
			out.print("</table>");
			return ;
		}
		
		it = list.iterator();
		while(it.hasNext()){
			out.print("<tr>");
			stu = (Student)it.next();
			out.print("<td>"+stu.getXh()+"</td>");
			out.print("<td>"+stu.getXm()+"</td>");
			out.print("<td>"+stu.getYx()+"</td>");
			out.print("<td>"+stu.getMajor()+"</td>");
			out.print("<td><a href=/SelectCourse/DeleteStudent.do?sid="+stu.getId()+">删除</a></td>");
			out.print("</tr>");
		}
		out.print("</table>");
	}
	public StudentDao getStudentdao() {
		return studentdao;
	}
	public void setStudentdao(StudentDao studentdao) {
		this.studentdao = studentdao;
	}
}