public void processRequestCookie(
     HttpURLConnection connection, HashMap<String, String> cookieHeaders) {
   connection.setInstanceFollowRedirects(false);
   // -----------------------------------------------------------------------------------------------------
   // 1、获取所有的Cookie集合
   // -----------------------------------------------------------------------------------------------------
   CookieStore cookieStore = CookieStoreHandler.getInstance();
   List<Cookie> cookies = cookieStore.getCookies();
   if (null == cookies || cookies.size() <= 0) {
     return;
   }
   // -----------------------------------------------------------------------------------------------------
   // 2、获取CookieOrigin
   // -----------------------------------------------------------------------------------------------------
   CookieOrigin cookieOrigin = getCookieOrigin(connection);
   // -----------------------------------------------------------------------------------------------------
   // 3、过滤符合条件数据,获取符合的Cookie集合
   // -----------------------------------------------------------------------------------------------------
   CookieSpec cookieSpec = obtainCookieSpec();
   final List<Cookie> matchedCookies = new ArrayList<Cookie>();
   final Date now = new Date();
   boolean expired = false;
   for (final Cookie cookie : cookies) {
     if (cookie.isExpired(now)) { // 过期了..,没有设置expire不过期
       VolleyLog.v("Cookie " + cookie + " expired");
       expired = true;
     } else {
       if (cookieSpec.match(cookie, cookieOrigin)) {
         VolleyLog.v("Cookie " + cookie + " match " + cookieOrigin);
         matchedCookies.add(cookie);
       }
     }
   }
   // 有过期的Cookie存在,则去掉所有过期的Cookie
   if (expired) {
     cookieStore.clearExpired(now);
   }
   // -----------------------------------------------------------------------------------------------------
   // 4、将符合条件的Cookie字符串,设置成请求头headers Map中
   // -----------------------------------------------------------------------------------------------------
   String cookie = cookieSpec.formatCookies(matchedCookies);
   if (null != cookie && cookie.length() > 0) {
     cookieHeaders.put("Cookie", cookie);
   }
 }