minor clean up: code is actually private

Author: slandelle

client/src/main/java/org/asynchttpclient/util/AuthenticatorUtils.java

@@ -53,10 +53,6 @@ private static String computeBasicAuthentication(String principal, String passwo
  return "Basic " + Base64.encode(s.getBytes(charset));
  }
 
- public static String computeRealmURI(Realm realm) {
- return computeRealmURI(realm.getUri(), realm.isUseAbsoluteURI(), realm.isOmitQuery());
- }
-
  public static String computeRealmURI(Uri uri, boolean useAbsoluteURI, boolean omitQuery) {
  if (useAbsoluteURI) {
  return omitQuery && MiscUtils.isNonEmpty(uri.getQuery()) ? uri.withNewQuery(null).toUrl() : uri.toUrl();
@@ -67,12 +63,14 @@ public static String computeRealmURI(Uri uri, boolean useAbsoluteURI, boolean om
  }
 
  private static String computeDigestAuthentication(Realm realm) {
+ 
+ String realmUri = computeRealmURI(realm.getUri(), realm.isUseAbsoluteURI(), realm.isOmitQuery());
 
  StringBuilder builder = new StringBuilder().append("Digest ");
  append(builder, "username", realm.getPrincipal(), true);
  append(builder, "realm", realm.getRealmName(), true);
  append(builder, "nonce", realm.getNonce(), true);
- append(builder, "uri", computeRealmURI(realm), true);
+ append(builder, "uri", realmUri, true);
  if (isNonEmpty(realm.getAlgorithm()))
  append(builder, "algorithm", realm.getAlgorithm(), false);