fix for http://forum.yacy-websuche.de/viewtopic.php?f=6&t=1329#p9121

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@5129 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/crawler/CrawlEntry.java

@@ -104,7 +104,6 @@ public class CrawlEntry {
         assert appdate != null;
         assert url != null;
         assert initiator != null;
-        assert initiator.length() > 0 : "initiator of '"+ url +"' is empty";
         assert referrerhash != null;
         this.initiator     = initiator;
         this.url           = url;

source/de/anomic/crawler/IndexingStack.java

@@ -318,7 +318,7 @@ public class IndexingStack {
         }
 
         public String initiator() {
-            return (initiator == null) ? "" : initiator;
+            return (initiator == null) ? "------------" : initiator;
         }
         
         public yacySeed initiatorPeer() {