From e8c5083d1ac4efcdee00ad8af77942b015a5afd9 Mon Sep 17 00:00:00 2001
From: Noah Levitt <nlevitt@archive.org>
Date: Wed, 28 Aug 2013 18:13:33 -0700
Subject: [PATCH] handle case where there is no whois server for a domain

---
 .../src/main/java/org/archive/modules/fetcher/FetchWhois.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/modules/src/main/java/org/archive/modules/fetcher/FetchWhois.java b/modules/src/main/java/org/archive/modules/fetcher/FetchWhois.java
index 77c89889..ef7add90 100644
--- a/modules/src/main/java/org/archive/modules/fetcher/FetchWhois.java
+++ b/modules/src/main/java/org/archive/modules/fetcher/FetchWhois.java
@@ -263,6 +263,10 @@ public class FetchWhois extends Processor implements CoreAttributeConstants,
             tryThis = makeWhoisUrl(referralServers.get(ultraSuffix), domainOrIp);
         } else if (urlProgress.get(makeWhoisUrl(ULTRA_SUFFIX_WHOIS_SERVER, ultraSuffix)) == null) {
             tryThis = makeWhoisUrl(ULTRA_SUFFIX_WHOIS_SERVER, ultraSuffix);
+        } else {
+            logger.warning("apparently no whois server for \"" + domainOrIp + "\"");
+            curi.setFetchStatus(S_OTHER_PREREQUISITE_FAILURE);
+            return ProcessResult.PROCEED;
         }
 
         assert(tryThis != null);