用户登陆

用户登陆

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用户登陆,退出等基本Action

用户登陆页面user_login.jsp对应action为login.do：

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

<title>用户登陆</title>

<script type="text/javascript">

function confirmCodeNew(o){

    o.src="<s:url action='confirm' namespace='/validation'/>";

}

</script>

</head>

<body>

<form id="loginform" name="loginform" method="post" action="<s:url action='process'/>" onsubmit="return checkLoginForm();">

  <table width="" height="" border="" cellpadding="" cellspacing="" class="table3">

    <tr>

    <td colspan=""><span class="font_red"><s:actionerror/></span></td>

    </tr>

      <tr>

        <td width="" height="" align="right" valign="middle" class="font06">用户名：</td>

        <td colspan="" align="left" valign="middle"><input type="text" name="username" id="username" tabindex="" /></td>

      </tr>

      <tr>

        <td width="" height="" align="right" valign="middle" class="font06">密    码：</td>

        <td colspan="" align="left" valign="middle"><input type="password" name="pwd" id="pwd" tabindex="" /></td>

      </tr>

      <tr>

        <td width="" height="" align="right" valign="middle" class="font06">验证码：</td>

        <td width="" align="left" valign="middle"><input name="confirm_code" type="text" class="table3" size="" maxlength="" /></td>

        <td width=""><img src="<s:url action='confirm' namespace='/validation'/>" onclick="confirmCodeNew(this)" style="cursor:pointer" /></td>

        <td width="" align="left" valign="middle" class="font06">&nbsp;</td>

      </tr>

      <tr>

        <td height="">&nbsp;</td>

        <td colspan="" align="left" valign="middle"><input type="checkbox" name="rember_me" onclick="remeber_me_change(this);"/>

            <span class="font06">记住用户名</span></td>

      </tr>

      <tr>

        <td height="">&nbsp;</td>

        <td height="" colspan="" align="left" valign="middle"><img src="<s:url value='/images/3vsxdt_36.gif'/>" onclick="checkLoginForm()" style="cursor:pointer" width="" height="" border="" /></td>

      </tr>

  </table>

  </form>

</body>

</html>

用户登陆类(UserLogin.java)：

package com.web.struts.action;

import javax.servlet.http.Cookie;

import org.apache.commons.lang.StringUtils;

import commodel.Member;

import com.service.IMemberService;

import com.tools.Constant;

import com.tools.MD5Bean;

/**

 * title:用户登陆

 *

 * @author conkeyn

 * @时间 2009-3-24:上午10:06:25

 */

public class UserLogin extends BaseAction {

    /**  */

    private static final long serialVersionUID = -8059803575427183277L;

    private Member member;

    public void setMemberService(IMemberService memberService) {

        this.memberService = memberService;

    }

    private IMemberService memberService;

    /**

     * 退出

     *

     * @return

     */

    public String logout() {

        getSession().removeAttribute(Constant.MEMBER_SESSION_ID);

        Cookie[] cookies = getRequest().getCookies();

        Cookie member_cookie = null;

        for (int i = 0; i < cookies.length; i++) {

            member_cookie = cookies[i];

            if (member_cookie != null

                    && StringUtils.isNotBlank(member_cookie.getName())

                    && StringUtils.isNotBlank(member_cookie.getValue())

                    && member_cookie.getName().equals(

                            Constant.MEMBER_SESSION_ID)) {

                member_cookie.setMaxAge(-1);// 设置有效期为-1秒,浏览器会自动删除

                getResponse().addCookie(member_cookie);

                break;

            }

        }

        return SUCCESS;

    }

    /**

     * 用户登陆

     *

     * @return

     */

    public String login() {

        return "login";

    }

    /**

     * 处理用户登陆

     *

     * @return

     */

    public String process() {

        String confirm_code = getRequest().getParameter("confirm_code");

        String confirmcode = (String) getSession().getAttribute("confirmcode");

        if (StringUtils.isNotBlank(confirm_code)

                && StringUtils.isNotBlank(confirmcode)

                && confirm_code.equals(confirmcode)) {

            String username = getRequest().getParameter("username");

            String pwd = getRequest().getParameter("pwd");

            String rember_me = getRequest().getParameter("rember_me");

            MD5Bean md5 = new MD5Bean();

            pwd = md5.MD5Encrypt(pwd);

            member = memberService.getMember(username);

            if (member == null) {

                this.addActionError("不存在该用户，请注册后再登陆！");

                return ERROR;

            } else if (!pwd.equalsIgnoreCase(member.getPwd())) {

                this.addActionError("密码错误，请重新输入！");

                return ERROR;

            }

            getSession().setAttribute(Constant.MEMBER_SESSION_ID,

                    member.getUsername());

            // 设置cookie

            if (StringUtils.isNotBlank(rember_me)

                    && rember_me.equalsIgnoreCase("true")) {

                Cookie cookie = new Cookie(Constant.MEMBER_SESSION_ID, member

                        .getUsername());

                cookie.setMaxAge(60 * 60 * 24 * 365);

                getResponse().addCookie(cookie);

            }

            member.setLoged(true);

            memberService.saveMember(member);

        } else {

            this.addActionError("验证码错误，请重新输入！");

            return ERROR;

        }

        return SUCCESS;

    }

    public Member getMember() {

        return member;

    }

    public void setMember(Member member) {

        this.member = member;

    }

}

Struts配置文件（struts-login.xml）：

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd" >

<struts>

    <package name="login" extends="struts-default">

        <!-- 登陆 -->

        <action name="login" class="memberAction" method="login">

            <result name="login" type="dispatcher"> /WEB-INF/pages/userlogin.jsp

            </result>

        </action>

        <action name="logout" class="memberAction" method="logout">

            <result name="success" type="redirectAction">login</result>

        </action>

        <action name="process" class="memberAction" method="process">

            <result name="error" type="dispatcher">/WEB-INF/pages/userlogin.jsp

            </result>

            <result name="success" type="dispatcher">/WEB-INF/pages/userlogin_msg.jsp

            </result>

        </action>

    </package>

</struts>
04-18 08:46
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