public boolean isOAuth1()

in src/main/java/com/twitter/joauth/OAuthParams.java [257:266]


    public boolean isOAuth1() {
      return token != null &&
        !"".equals(token) &&
        consumerKey != null &&
        nonce != null &&
        timestampStr != null &&
        signature != null &&
        signatureMethod != null;
      // version is optional, so not included here
    }