deletestu.java

学生选课管理系统 struts hibernate

package com.action;
import javax.servlet.http.*;

import org.apache.struts.action.*;
import java.util.*;

import antlr.collections.List;
import com.hibernate.BusinessService;
import com.hibernate.Course;
import com.hibernate.Student;
import com.hibernate.StudentCourse;

public class deletestu extends Action{
	public ActionForward execute(ActionMapping mapping,ActionForm form,HttpServletRequest request,HttpServletResponse response) throws Exception
	{
		int id=Integer.parseInt(request.getParameter("id"));
		
		HttpSession session=request.getSession();
	//Student stu=session.getAttribute("student");
		//Course c=(Course)session.getAttribute("list");
		
		//Iterator it=c.getCid().intValue();
		//BusinessService rs = new BusinessService();
		
	Student	 stu= (Student)session.getAttribute("student");
	int ids=stu.getId().intValue();
		BusinessService bs=new BusinessService();
	//	StudentCourse sc=bs.loadSc(id);
		//Course c=sc.getCourse();
//		if(c.getNumOfStudents().intValue()>0)
//			c.setNumOfStudents(new Integer(c.getNumOfStudents().intValue()-1));
		//bs.deleteSc(id);
		//bs.saveCourse(c);	
		bs.deleteStu(ids);
		return (mapping.findForward("deleteokone"));	
	}
}