coursesallaction.java

struts+spring+hibernate的学生管理系统 很适合新手研究

package limq.struts.action;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import limq.common.*;
import limq.hibernate.vo.*;

import java.util.*;
public class CoursesAllAction extends BaseAction{
    
    public ActionForward execute(ActionMapping mapping,
			 ActionForm form,
			 HttpServletRequest request,
			 HttpServletResponse response)
throws Exception {
       String pageNo=request.getParameter("pageNo");
       String totalcount=request.getParameter("totalcount");
       String totalpage=request.getParameter("totalpage");
       int pagesize=2;
       PageInfo page =new PageInfo();
       page.setPageSize(pagesize);
       HashMap hp=null;
       Courses[] courses = null;
      
       if(pageNo == null || totalcount == null || totalpage==null){
           page.setPageNo(1);           
           hp=super.getStudentsService().getCourse(page);
           page.setTatalCount(((Integer)hp.get("totalCount")).intValue());
           page.setTotalpage(((Integer)hp.get("totalPage")).intValue());      
       }else{
           page.setPageNo(Integer.parseInt(pageNo));
           page.setTatalCount(Integer.parseInt(totalcount));
           page.setTotalpage(Integer.parseInt(totalpage));
           hp=super.getStudentsService().getCourse(page);
          
       }
     
    courses =(Courses[]) hp.get("courses");
    request.setAttribute("courses",courses);
    request.setAttribute("pageinfo",page);
    
    for(int i=0;i<courses.length;i++){
        Courses h=courses[i];
        System.out.println(h.getName());

        }
    
       return mapping.findForward("success");
   }

}