selectemployeeaction.java

一个简单的人员管理。运用了ajax和struts、hibernate框架开发。

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package com.liu.ems.struts.action;

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 org.hibernate.Query;
import org.hibernate.Session;
import com.liu.ems.pub.*;

import com.liu.ems.hibernate.HibernateSessionFactory;


/** 
 * MyEclipse Struts
 * Creation date: 11-25-2007
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 */
public class SelectEmployeeAction extends Action {
	/*
	 * Generated Methods
	 */

	/** 
	 * Method execute
	 * @param mapping
	 * @param form
	 * @param request
	 * @param response
	 * @return ActionForward
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// TODO Auto-generated method stub
		try {
			HttpSession session=request.getSession();
			String hql="from Employees";
			int pageSize=2;
			int pageIndex=1;
			PageBean page=(PageBean)session.getAttribute("empPager");
			if(page==null){
				page=new PageBean(hql,pageSize,pageIndex);
				session.setAttribute("empPager", page);
			}
			page=(PageBean)session.getAttribute("empPager");
			List list=new PagerDAO().findByPageNo(hql, pageSize, pageIndex);
			request.setAttribute("empList", list);
		} catch (Exception e) {
			e.printStackTrace();
		}
		
		return mapping.findForward("Selectloyees"); 
	}
	
}