addteacheraction.java

学校的课程管理及选课系统

/*
 * Generated by MyEclipse Struts
 * Template path: templates/java/JavaClass.vtl
 */
package org.wangsong.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.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.wangsong.dao.DAOFactory;
import org.wangsong.dao.TeacherDAO;
import org.wangsong.domain.Teacher;
import org.wangsong.service.UserExistJudgedService;
import org.wangsong.struts.form.TeacherForm;
 
public class AddTeacherAction extends Action
{
	private TeacherDAO teaDao;

	public TeacherDAO getTeacherDAO() 
	{
		return DAOFactory.getInstance().createTeacherDAO();
	} 
	
	
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response)
	{
		TeacherForm teaForm = (TeacherForm) form;
		UserExistJudgedService uej=new UserExistJudgedService();
		teaDao = this.getTeacherDAO();
		
		Teacher tea = new Teacher();
		 
		tea.setId(teaForm.getId());
		tea.setName(teaForm.getName());
		tea.setPassword(teaForm.getPassword());
		tea.setTitle(teaForm.getTitle());
		ActionMessage message=null;
		ActionMessages messages=null;

		
		 if(uej.teacherIdExist(teaForm.getId()))
		 {
				message=new ActionMessage("老师ID已经存在！！！",false);
				messages=new ActionMessages();
				messages.add("addteacher",message);
				saveErrors(request,messages);

			 return (mapping.getInputForward());
		 }
		 
		 
		 
		 
		if (teaDao.saveTeacher(tea)) 
		{
			message=new ActionMessage("老师注册成功，请继续操作！！！",false);
			messages=new ActionMessages();
			messages.add("addteacher",message);
			saveErrors(request,messages);
			return (mapping.findForward("success"));
		}

		return (mapping.getInputForward());
	  }
	}