struts1 模拟登录

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一、LoginAction.java

package com.zhang.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.actions.DispatchAction;

public class LoginAction extends DispatchAction {

public ActionForward execute(ActionMapping mapping, ActionForm form,
   HttpServletRequest request, HttpServletResponse response)
   throws Exception {
  String passport = request.getParameter("passport");// 帐号
  String password = request.getParameter("password");// 密码

  if (passport.equals("admin") && password.equals("pass")) {
   return mapping.findForward("success");
  } else {
   request.setAttribute("message", "帐号或密码错误！");
   return mapping.findForward("error");
  }

}

二、struts-config.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://struts.apache.org/dtds/struts-config_1_2.dtd">

<struts-config>

<action-mappings>
  <action path="/login" scope="request"
   parameter="method" type="com.zhang.action.LoginAction">
   <forward name="success" path="/success.jsp"></forward>
   <forward name="error" path="/login.jsp"></forward>
  </action>
</action-mappings>

</struts-config>

三、web.xml

<?xml version="1.0" encoding="gbk"?>
<web-app xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="2.5"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">

<servlet>
  <servlet-name>action</servlet-name>
  <servlet-class>
   org.apache.struts.action.ActionServlet
  </servlet-class>
  <init-param>
   <param-name>config</param-name>
   <param-value>/WEB-INF/struts-config.xml</param-value>
  </init-param>
  <init-param>
   <param-name>debug</param-name>
   <param-value>3</param-value>
  </init-param>
  <init-param>
   <param-name>detail</param-name>
   <param-value>3</param-value>
  </init-param>
  <load-on-startup>0</load-on-startup>
</servlet>

<servlet-mapping>
<servlet-name>action</servlet-name>
<url-pattern>*.do</url-pattern>
</servlet-mapping>

<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>

</web-app>

四、login.jsp

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>

<tr>

     <tr>
      <td>
       ${requestScope.message}
      </td>
      <td align="right">

</td>
</tr>

    </table>
   </form>
  </center>
</body>
</html>

其他如：index.jsp、success.jsp、jar等。