JAVA EE编程技术实验报告

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1、J2EE编程技术实验报告书专业：指导老师：学号：姓名：实验一JSP网页设计一、实验目的掌握J2EEJSP+Servlet+JavaBean开发模式开发JSP网页步骤；掌握该开发模式实现用户登录页面功能。二、实验环境PC系列微机，CPU2G以上，内存1G以上，WindowsXP，MyEclipse6.5以上。三、实验步骤1、创建ServletLoginServlet实现登录验证编写该Servlet实现登录验证并进行配置。2、创建login.jsp、admin.jsp、user.jsp这3个jsp的页面采用的JS

2、P+JavaBean开发模式中相同。3、调试程序是否正常运行四、实验报告LoginServlet.java:packagecom.servlet;importjava.io.IOException;importjava.io.PrintWriter;importjavax.servlet.ServletException;importjavax.servlet.http.HttpServlet;importjavax.servlet.http.HttpServletRequest;importjavax.se

3、rvlet.http.HttpServletResponse;importcom.dao.UserDao;importcom.dao.UserDaoImpl;importcom.model.User;publicclassLonginServletextendsHttpServlet{publicLonginServlet(){super();}publicvoiddestroy(){super.destroy();}publicvoiddoGet(HttpServletRequestrequest,Http

4、ServletResponseresponse)throwsServletException,IOException{}publicvoiddoPost(HttpServletRequestrequest,HttpServletResponseresponse)throwsServletException,IOException{Stringa="123";Useruser=newUser();user.setUsername(request.getParameter("username"));user.se

5、tUserpassword(request.getParameter("password"));user.setRole(request.getParameter("role"));UserDaouserdao=newUserDaoImpl();if(userdao.login(user)){if(user.getRole().equals("admin")){request.getRequestDispatcher("Admin.jsp").forward(request,response);}else{r

6、equest.getRequestDispatcher("User.jsp").forward(request,response);}}else{request.setAttribute("errormessage","error");request.getRequestDispatcher("login.jsp").forward(request,response);}}publicvoidinit()throwsServletException{}}Login.jsp:<%@pagelanguage="j

7、ava"import="java.util.*"contentType="text/html;charset=gb2312"%><%Stringpath=request.getContextPath();StringbasePath=request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";%>

8、//EN">">