studentaction.java

达内JAVA培训-WEB课程部分项目源代码

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

import java.util.HashMap;
import java.util.Map;

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.actions.LookupDispatchAction;

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



public class StudentAction extends LookupDispatchAction {
	
	protected Map getKeyMethodMap() {
		Map keyMethodMap = new HashMap();
		
		keyMethodMap.put("login.button.login", "login");
		keyMethodMap.put("login.button.delete", "delete");
		
		return keyMethodMap;
	}
	
	public ActionForward login(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		String userName = request.getParameter("userName");
		String password = request.getParameter("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) {

		return mapping.findForward("login");
	}
	
	public ActionForward delete(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {

		return mapping.findForward("deleted");
	}


	
	
	
	
	
	
	
	
}