From bfa35d6d20b7d5410eaa20bccf0c85a90b3385ad Mon Sep 17 00:00:00 2001
From: orbiter <orbiter@6c8d7289-2bf4-0310-a012-ef5d649a1542>
Date: Fri, 23 Apr 2010 08:46:47 +0000
Subject: [PATCH] possible fix for ZURL.list counter

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@6834 6c8d7289-2bf4-0310-a012-ef5d649a1542
---
 source/de/anomic/crawler/ZURL.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/de/anomic/crawler/ZURL.java b/source/de/anomic/crawler/ZURL.java
index 2aa7174c2..a613fa20d 100755
--- a/source/de/anomic/crawler/ZURL.java
+++ b/source/de/anomic/crawler/ZURL.java
@@ -141,7 +141,11 @@ public class ZURL implements Iterable<ZURL.Entry> {
     
     public ArrayList<ZURL.Entry> list(int max) {
         ArrayList<ZURL.Entry> l = new ArrayList<ZURL.Entry>();
+        DigestURI url;
         for (ZURL.Entry entry: this) {
+            if (entry == null) continue;
+            url = entry.url();
+            if (url == null) continue;
             l.add(entry);
             if (max-- <= 0) l.remove(0);
         }