如何指定域名写入token

package com.croot.oauth.utils;
import org.apache.commons.lang3.StringUtils;
import javax.servlet.http.Cookie;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;
/** * Cookie基本操作 * * @author zifangsky * @date 2018/8/30 * @since 1.0.0 */public class CookieUtils {    // cookie的有效期默认为30天    public final static int COOKIE_MAX_AGE = 60 * 60 * 24 * 30;
    /**     * 添加一个新Cookie     *     * @author zifangsky     * @param response     *            HttpServletResponse     * @param cookie     *            新cookie     *     * @return null     */    public static void addCookie(HttpServletResponse response, Cookie cookie) {        if (cookie != null){            response.addCookie(cookie);        }    }
    /**     * 添加一个新Cookie     *     * @author zifangsky     * @param response     *            HttpServletResponse     * @param cookieName     *            cookie名称     * @param cookieValue     *            cookie值     * @param domain     *            cookie所属的子域     * @param httpOnly     *            是否将cookie设置成HttpOnly     * @param maxAge     *            设置cookie的最大生存期     * @param path     *            设置cookie路径     * @param secure     *            是否只允许HTTPS访问     *     * @return null     */    public static void addCookie(HttpServletResponse response, String cookieName, String cookieValue, String domain,                                 boolean httpOnly, int maxAge, String path, boolean secure) {        if (StringUtils.isNoneBlank(cookieName)) {            if (cookieValue == null){                cookieValue = "";            }
            Cookie newCookie = new Cookie(cookieName, cookieValue);            if (domain != null){                newCookie.setDomain(domain);            }
            newCookie.setHttpOnly(httpOnly);
            if (maxAge > 0){                newCookie.setMaxAge(maxAge);            }
            if (path == null){                newCookie.setPath("/");            }else{                newCookie.setPath(path);            }            newCookie.setSecure(secure);
            addCookie(response, newCookie);        }    }
    /**     * 添加一个新Cookie     *     * @author zifangsky     * @param response     *            HttpServletResponse     * @param cookieName     *            cookie名称     * @param cookieValue     *            cookie值     * @param domain     *            cookie所属的子域     */    public static void addCookie(HttpServletResponse response, String cookieName, String cookieValue, String domain) {        addCookie(response, cookieName, cookieValue, domain, false, COOKIE_MAX_AGE, "/", false);    }
    /**     * 根据Cookie名获取对应的Cookie     *     * @author zifangsky     * @param request     *            HttpServletRequest     * @param cookieName     *            cookie名称     *     * @return 对应cookie，如果不存在则返回null     */    public static Cookie getCookie(HttpServletRequest request, String cookieName) {        Cookie[] cookies = request.getCookies();
        if (cookies == null || cookieName == null || "".equals(cookieName)){            return null;        }
        for (Cookie c : cookies) {            if (c.getName().equals(cookieName)){                return (Cookie) c;            }        }        return null;    }
    /**     * 根据Cookie名获取对应的Cookie值     *     * @author zifangsky     * @param request     *            HttpServletRequest     * @param cookieName     *            cookie名称     *     * @return 对应cookie值，如果不存在则返回null     */    public static String getCookieValue(HttpServletRequest request, String cookieName) {        Cookie cookie = getCookie(request, cookieName);        if (cookie == null){            return null;        }else{            return cookie.getValue();        }    }
    /**     * 删除指定Cookie     *     * @author zifangsky     * @param response     *            HttpServletResponse     * @param cookie     *            待删除cookie     */    public static void delCookie(HttpServletResponse response, Cookie cookie) {        if (cookie != null) {            cookie.setPath("/");            cookie.setMaxAge(0);            cookie.setValue(null);
            response.addCookie(cookie);        }    }
    /**     * 根据cookie名删除指定的cookie     *     * @author zifangsky     * @param request     *            HttpServletRequest     * @param response     *            HttpServletResponse     * @param cookieName     *            待删除cookie名     */    public static void delCookie(HttpServletRequest request, HttpServletResponse response, String cookieName) {        Cookie c = getCookie(request, cookieName);        if (c != null && c.getName().equals(cookieName)) {            delCookie(response, c);        }    }
    /**     * 根据cookie名修改指定的cookie     *     * @author zifangsky     * @param request     *            HttpServletRequest     * @param response     *            HttpServletResponse     * @param cookieName     *            cookie名     * @param cookieValue     *            修改之后的cookie值     * @param domain     *            修改之后的domain值     */    public static void editCookie(HttpServletRequest request, HttpServletResponse response, String cookieName,                                  String cookieValue,String domain) {        Cookie c = getCookie(request, cookieName);        if (c != null && cookieName != null && !"".equals(cookieName) && c.getName().equals(cookieName)) {            addCookie(response, cookieName, cookieValue, domain);        }    }
}