selectaction.java

来自「考试管理,是的对计算机等级考试报名,管理的具体实现」· Java 代码 · 共 48 行

package myAction;

import java.util.Iterator;
import java.util.List;

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


import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;

import basic.HibernateOperation;

public class SelectAction extends Action {
	
		  public ActionForward execute(ActionMapping mapping,
		                               ActionForm form,
		                               HttpServletRequest request,
		                               HttpServletResponse response)
		      throws Exception 
			  {
			   
			  
		try {
			HibernateOperation st3 = new HibernateOperation();
			int a=Integer.parseInt(request.getParameter("id"));
		    List result=st3.loadSc2(a);
		    Iterator iterator=result.iterator();
		    HttpSession session = request.getSession();
			session.setAttribute("result", result);
		if(!iterator.hasNext())
			{
				return(mapping.findForward("null"));
			}
			else 
				return(mapping.findForward("select"));
			}
		catch (Exception e) 
		{
			e.printStackTrace();
			return(mapping.findForward("admin"));
		}
	}
}