studentaction.java

达内JAVA培训-WEB课程部分项目源代码

package cn.com.tarena.web.struts.day3.mapping.action;

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

import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.DynaActionForm;
import org.apache.struts.actions.MappingDispatchAction;

import cn.com.tarena.web.struts.day3.biz.StudentBiz;
import cn.com.tarena.web.struts.day3.pojo.Student;



public class StudentAction extends MappingDispatchAction {
	
	public ActionForward login(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		DynaActionForm loginForm = (DynaActionForm)form;
		
		String userName = loginForm.getString("userName");
		String password = loginForm.getString("password");
		
		StudentBiz studentBiz = new StudentBiz();
		
		Student student = studentBiz.getStudent(userName, password);
		
		if(student != null){
			//找到学生
			request.setAttribute("student", student);
			
			return mapping.findForward("welcome");
		}
		
		return mapping.findForward("fail");
	}

	public ActionForward logout(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		StudentBiz studentBiz = new StudentBiz();
		
		studentBiz.record();
		
//		try{
//			studentBiz.record();			
//		}catch(RuntimeException e){
//			ActionMessages errors = new ActionMessages();
//			
//			ActionMessage message = new ActionMessage("system.error");
//			
//			errors.add("systemError",message);
//			
//			this.saveErrors(request, errors);
//			return mapping.findForward("error");
//			
//		}
		
		
		return mapping.findForward("login");
	}
	
	
	
	
	
	
	
	
}