public static void saveOAuthToken(
     String userName, String userId, String token, String tokenSecret) {
   CacheManager.saveStringCacheData(KEY_OAUTH_TOKEN, token);
   CacheManager.saveStringCacheData(KEY_TOKEN_SECRET, tokenSecret);
   CacheManager.saveStringCacheData(KEY_USER_NAME, userName);
   CacheManager.saveStringCacheData(KEY_USER_ID, userId);
 }
 public static void clearOAuthData() {
   CacheManager.saveStringCacheData(KEY_OAUTH_TOKEN, null);
   CacheManager.saveStringCacheData(KEY_TOKEN_SECRET, null);
   CacheManager.saveStringCacheData(KEY_USER_NAME, null);
   CacheManager.saveStringCacheData(KEY_USER_ID, null);
 }