我做自动登录的功能，是这样操作的：
[code="java"]
package com.zuwoba.presentation.action.account;
import java.util.Map;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts2.ServletActionContext;
import org.apache.struts2.StrutsStatics;
import org.apache.struts2.interceptor.ServletRequestAware;
import org.apache.struts2.interceptor.ServletResponseAware;
import com.opensymphony.xwork2.ActionContext;
import com.zuwoba.model.User;
import com.zuwoba.model.UserSession;
import com.zuwoba.presentation.action.base.BaseAction;
import com.zuwoba.util.EmailLoginAddress;
import com.zuwoba.util.MD5_Encoding;
/**
- @project_name zuwoba
- @file_name LoginAction.java
- @author tianhandigeng
- @version Oct 25, 2010 2:53:04 PM
-
@declaration
*/
public class LoginAction extends BaseAction implements ServletRequestAware,ServletResponseAware{
private String email_username;
private String password;
private String captcha;
private String autologin;private HttpServletRequest request;
private HttpServletResponse response;// 提示窗口
private String hint;
private String tip;public String getTip() {
return tip;
}public void setTip(String tip) {
this.tip = tip;
}public String getPassword() {
return password;
}public void setPassword(String password) {
this.password = password;
}public String getAutologin() {
return autologin;
}public void setAutologin(String autologin) {
this.autologin = autologin;
}public String getEmail_username() {
return email_username;
}public void setEmail_username(String email_username) {
this.email_username = email_username;
}public String getHint() {
return hint;
}public void setHint(String hint) {
this.hint = hint;
}public String getCaptcha() {
return captcha;
}public void setCaptcha(String captcha) {
this.captcha = captcha;
}public void setServletRequest(HttpServletRequest servletRequest) {
this.request=servletRequest;
}public void setServletResponse(HttpServletResponse servletResponse) {
this.response=servletResponse;
}@SuppressWarnings("unchecked")
public String execute() {
//// HttpServletResponse response = (HttpServletResponse) ActionContext
//// .getContext().get(StrutsStatics.HTTP_RESPONSE);
//// HttpServletRequest request = (HttpServletRequest) ActionContext
//// .getContext().get(StrutsStatics.HTTP_REQUEST);
//// HttpSession session = request.getSession();
// HttpServletResponse response=(HttpServletResponse)ServletActionContext.getResponse();
// HttpServletRequest request=(HttpServletRequest)ServletActionContext.getRequest();
HttpSession session=request.getSession();//获得域名// String host=request.getServerName();
String host="ceshi";email_username = this.getEmail_username().trim(); password = this.getPassword().trim(); captcha = this.getCaptcha().trim().toLowerCase(); autologin = this.getAutologin(); // 密码加密 MD5_Encoding md5 = new MD5_Encoding(); password = md5.getMD5ofStr(password); if (!captcha.equals(session.getAttribute("idcode"))) { this.setTip("验证码错误"); this.setHint("failed"); return INPUT; } else { // Email登录 User user1 = userService.findUserByEmailPassword(email_username, password); if (user1 != null) { if ("N".equals(user1.getEnable())) {// 邮件登陆但没有激活 String emailAddress = EmailLoginAddress .getEmialLoginAddress(email_username); session.setAttribute("email", email_username); session.setAttribute("secret", user1.getSecret()); session.setAttribute("tempname", user1.getUsername()); session.setAttribute("emailAddress", emailAddress); return "unverified"; } else { // 处理自动登录 if (autologin != null) { // 创建两个cookie对象 // 一个cookie记录用户名，另一个记录唯一的验证码 // 并将此验证码写入数据库，以备用户返回时查询（防止伪造cookie） Cookie cookie1 = new Cookie("SESSION_LOGIN_USERNAME", user1 .getUsername()); cookie1.setMaxAge(60 * 60 * 24 * 14);// 设置cookie有效期为2周 cookie1.setPath("/"); cookie1.setDomain(host); response.addCookie(cookie1); String sessionid = session.getId(); Cookie cookie2 = new Cookie("SESSION_ID", sessionid); cookie2.setMaxAge(60 * 60 * 24 * 14); cookie2.setPath("/"); cookie2.setDomain(host); response.addCookie(cookie2); // 在数据库中插入相应记录 UserSession userSession = new UserSession(); userSession.setUsername(user1.getUsername()); userSession.setSessionid(sessionid); userService.addUserSession(userSession); } session.setAttribute("user", user1); return SUCCESS; } } else { // 用户名登陆 User user2 = userService.findUserByUserNamePassword( email_username, password); if (user2 != null) { if ("N".equals(user2.getEnable())) {// 用户名登陆但没有激活 String emailAddress = EmailLoginAddress .getEmialLoginAddress(email_username); session.setAttribute("email", email_username); session.setAttribute("secret", user2.getSecret()); session.setAttribute("tempname", user2.getUsername()); session.setAttribute("emailAddress", emailAddress); return "unverified"; } else { // 处理自动登录 if (autologin != null) { // 创建两个cookie对象 // 一个cookie记录用户名，另一个记录唯一的验证码 // 并将此验证码写入数据库，以备用户返回时查询（防止伪造cookie） Cookie cookie1 = new Cookie("SESSION_LOGIN_USERNAME", user2 .getUsername()); cookie1.setMaxAge(60*60*24*14);// 设置cookie有效期为2周 cookie1.setPath("/"); cookie1.setDomain(host); response.addCookie(cookie1); String sessionid = session.getId(); Cookie cookie2 = new Cookie("SESSION_ID", sessionid); cookie2.setMaxAge(60 * 60 * 24 * 14); cookie2.setPath("/"); cookie2.setDomain(host); response.addCookie(cookie2); // 在数据库中插入相应记录 UserSession userSession = new UserSession(); userSession.setUsername(user2.getUsername()); userSession.setSessionid(sessionid); userService.addUserSession(userSession); } session.setAttribute("user", user2); return SUCCESS; } } else { this.setHint("failed"); this.setTip("不存在这样的Email或用户名或密码错误"); return INPUT; } } }}
}
[/code]
奇怪的是，客户端就是不能生成cookie文件，我真的不知道是为什么了，哪位大哥分析一下是什么原因，小弟感激不尽
