deleteemployeesaction.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 javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
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.Session;
import org.hibernate.Transaction;

import com.liu.ems.hibernate.Employees;
import com.liu.ems.hibernate.EmployeesDAO;
import com.liu.ems.hibernate.HibernateSessionFactory;

/** 
 * MyEclipse Struts
 * Creation date: 11-26-2007
 * 
 * XDoclet definition:
 * @struts.action validate="true"
 */
public class DeleteEmployeesAction 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 {
			long empid=Long.parseLong(request.getParameter("empid"));
			System.out.print(empid);
			Session ses=HibernateSessionFactory.getSession();
			Transaction tr=ses.beginTransaction();
			EmployeesDAO empdao=new EmployeesDAO();
			Employees emp=empdao.findById(empid);
			empdao.delete(emp);
			tr.commit();
			ses.close();
		} catch (Exception e) {
			e.printStackTrace();
		}
		return mapping.findForward("index");
	}
}