studentaction.java

该在线考试关系统（B/S结构）主要采用JAVA语言开发涉及主要WEB技术有：Struts+Spring+Hibernate框架

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package web.action;

import java.util.Collection;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.actions.DispatchAction;

import po.*;
import web.breakpage.Page;
import web.form.*;
import business.IAdmService;
import business.IStuService;
import business.IUtilService;

/** 
 * MyEclipse Struts
 * Creation date: 01-19-2008
 * 
 * XDoclet definition:
 * @struts.action parameter="method" validate="true"
 */
public class StudentAction extends DispatchAction
{
	private IAdmService admService;
	private IUtilService utilService;
	private IStuService stuService;
	
	public IAdmService getAdmService()
	{
		return admService;
	}

	public void setAdmService(IAdmService admService)
	{
		this.admService = admService;
	}

	public IUtilService getUtilService()
	{
		return utilService;
	}

	public void setUtilService(IUtilService utilService)
	{
		this.utilService = utilService;
	}
	
	public IStuService getStuService()
	{
		return stuService;
	}

	public void setStuService(IStuService stuService)
	{
		this.stuService = stuService;
	}
	
	public ActionForward listStudent(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
	{
		String hql = "select count(*) as count from Ostudent a";
		String hql2= "from Ostudent o order by o.id asc";
		
		String pages = request.getParameter("pages");
		int num = 0;
		if(null != pages)
		{
			num = Integer.valueOf(pages);
		}
		else
		{
			num = 15;
		}
		
		//根据总行数来创建Page对象
		Page p = utilService.getPage(request, hql,num);
		int count =	p.getTotalRows();

		//通过page对象可以得到从哪一条数据库的记录开始查询，查询多少条
		Collection clInfos = utilService.findAll(p.getStartRow(),p.getPageSize(),hql2);
		request.setAttribute("page",p);
        request.setAttribute("list",clInfos);
		request.setAttribute("count", count);
		request.setAttribute("num", num);
		return mapping.findForward("stu_list");
	}
	
	public ActionForward delStudent(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
	{
		
		String id = request.getParameter("id");
		String[] stuid = utilService.getID(id);
		
		for(int i = 0; i<stuid.length; i++)
		{
			stuService.delStudent(stuid[i]);
		}

		request.setAttribute("stu_del_js", "stu_del_js");

		return mapping.findForward("admin_warn");
	}
	
	public ActionForward addStudent(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
	{
		StudentRegForm Form = (StudentRegForm) form;
		Ostudent stu = new Ostudent();

		stu.setId(Form.getStudentid());
		stu.setName(Form.getName());
		stu.setPassword(Form.getPassword_());
		stu.setSex(Form.getSex());
		stu.setBirthday(Form.getBirthday());
		stu.setTel(Form.getTel());
		stu.setCollege(Form.getCollege());
		
		if(stuService.judgeContain(stu.getId()))
		{
			stuService.addStudent(stu);
			request.setAttribute("stu_add_js", "stu_add_js");
			return mapping.findForward("admin_warn");

		}
		else
		{
			request.setAttribute("stu_add_fail_js", "stu_add_fail_js");
			return mapping.findForward("admin_warn");
		}
	}
	
	public ActionForward updataStudent_1(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
	{
		StudentRegForm Form = (StudentRegForm) form;
		Ostudent stu = new Ostudent();

		stu.setId(request.getParameter("id"));
		stu.setName(Form.getName());
		stu.setPassword(Form.getPassword_());
		stu.setSex(Form.getSex());
		stu.setBirthday(Form.getBirthday());
		stu.setTel(Form.getTel());
		stu.setCollege(Form.getCollege());

		
		stuService.updataStudent(stu);
		request.setAttribute("stu_updata_js", "stu_updata_js");
		return mapping.findForward("admin_warn");	
	}
	
	public ActionForward updataStudent(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
	{
		String stuid = request.getParameter("stuid");
		Ostudent stu = stuService.findByid(stuid);
		
		request.setAttribute("stu",stu);
		return mapping.findForward("stu_updata");
	}

}