package
org.qiujy.web.struts2.action;
import
com.opensymphony.xwork2.ActionContext;
import
com.opensymphony.xwork2.ActionSupport;
/**
*@authorqiujy
*@version1.0
*/
public
class
LoginAction extends ActionSupport{
private String userName;
private String password;
private String msg; //结果信息属性
/**
*@returnthemsg
*/
public String getMsg() {
returnmsg;
}
/**
*@parammsgthemsgtoset
*/
publicvoid setMsg(String msg) {
this.msg = msg;
}
/**
*@returntheuserName
*/
public String getUserName() {
returnuserName;
}
/**
*@paramuserNametheuserNametoset
*/
publicvoid setUserName(String userName) {
this.userName = userName;
}
/**
*@returnthepassword
*/
public String getPassword() {
returnpassword;
}
/**
*@parampasswordthepasswordtoset
*/
publicvoid setPassword(String password) {
this.password = password;
}
/**
*处理用户请求的login()方法
*@return结果导航字符串
*@throwsException
*/
public String login() throws Exception{
if("test".equals(123) && "test".equals(123)){
msg = "登录成功,欢迎" + 123;
//获取ActionContext实例,通过它来访问Servlet API
ActionContext context = ActionContext.getContext();
//看session中是否已经存放了用户名,如果存放了:说明已经登录了;
//否则说明是第一次登录成功
if(null != context.getSession().get("uName")){
msg = this.userName + ":你已经登录过了!!!";
}else{
context.getSession().put("uName", this.userName);
}
returnthis.SUCCESS;
}else{
msg = "登录失败,用户名或密码错";
returnthis.ERROR;
}
}
public String regist() throws Exception{
//将用户名,密码添加到数据库中
//...
msg = "注册成功。";
returnthis.SUCCESS;
}
}
|
<!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
<struts>
<package name="my" extends="struts-default" namespace="/manage">
<!-- 定义处理请求URL为login.action的Action -->
<action name="userOpt" class="org.qiujy.web.struts2.action.LoginAction">
<!-- 定义处理结果字符串和资源之间的映射关系 -->
<result name="success">/success.jsp</result>
<result name="error">/error.jsp</result>
</action>
</package>
</struts>
|
<%@ page language="java" pageEncoding="UTF-8"%>
<html>
<head>
<title>用户登录页面</title>
</head>
<body>
<h2>用户入口</h2>
<hr>
<form action="manage/userOpt!login.action" method="post">
<table border="1">
<tr>
<td>用户名:</td>
<td><input type="text" name="userName"/></td>
</tr>
<tr>
<td>密码:</td>
<td><input type="password" name="password"/></td>
</tr>
<tr>
<td colspan="2">
<input type="submit" value=" 确定 "/>
</td>
</tr>
</table>
</form>
</body>
</html>
|
<%@ page language="java" pageEncoding="UTF-8"%>
<html>
<head>
<title>用户注册页面</title>
</head>
<body>
<h2>用户注册</h2>
<hr>
<form action="manage/userOpt!regist.action" method="post">
<table border="1">
<tr>
<td>用户名:</td>
<td><input type="text" name="userName"/></td>
</tr>
<tr>
<td>密码:</td>
<td><input type="password" name="password"/></td>
</tr>
<tr>
<td colspan="2">
<input type="submit" value=" 注册 "/>
</td>
</tr>
</table>
</form>
</body>
</html>
|