code: public static void putToken(Bundle bundle, String value) {
          Validate.notNull(bundle, "bundle");
          Validate.notNull(value, "value");
          bundle.putString(TOKEN_KEY, value);
      }
docs: Puts the token value into a Bundle.
  
  @param bundle
  A Bundle in which the token value should be stored.
  @param value
  The String representing the token value, or null.
  
  @throws NullPointerException if the passed in Bundle or token value are null