*) Adding additional logging message for "NURL.entry() == null" Bug

See: http://www.yacy-forum.de/viewtopic.php?p=8446

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@591 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/plasma/plasmaCrawlNURL.java

@@ -346,6 +346,24 @@ public class plasmaCrawlNURL extends plasmaURL {
             store();
 	}
         
+        public String toString() {
+            StringBuffer str = new StringBuffer();
+            
+            str.append("hash: ").append(url==null ? "null" : urlHash(url)).append(" | ")
+               .append("initiator: ").append(initiator==null?"null":initiator).append(" | ")
+               .append("url: ").append(url==null?"null":url.toString()).append(" | ")
+               .append("referrer: ").append((referrer == null) ? "------------" : referrer).append(" | ")
+               .append("name: ").append((name == null) ? "null" : name).append(" | ")
+               .append("loaddate: ").append((loaddate == null) ? new Date() : loaddate).append(" | ")
+               .append("profile: ").append(profileHandle==null?"null":profileHandle).append(" | ")
+               .append("depth: ").append(Integer.toString(depth)).append(" | ")
+               .append("forkfactor: ").append(Integer.toString(forkfactor)).append(" | ")
+               .append("flags: ").append((flags==null) ? "null" : flags.toString());
+            
+            
+            return str.toString();
+        }
+
         public Entry(String hash) {
             // generates an plasmaNURLEntry using the url hash
             // to speed up the access, the url-hashes are buffered

source/de/anomic/plasma/plasmaSwitchboard.java

@@ -722,7 +722,7 @@ public final class plasmaSwitchboard extends serverAbstractSwitch implements ser
         plasmaCrawlNURL.Entry urlEntry = urlPool.noticeURL.pop(plasmaCrawlNURL.STACK_TYPE_CORE);
         String stats = "LOCALCRAWL[" + urlPool.noticeURL.stackSize(plasmaCrawlNURL.STACK_TYPE_CORE) + ", " + urlPool.noticeURL.stackSize(plasmaCrawlNURL.STACK_TYPE_LIMIT) + ", " + urlPool.noticeURL.stackSize(plasmaCrawlNURL.STACK_TYPE_OVERHANG) + ", " + urlPool.noticeURL.stackSize(plasmaCrawlNURL.STACK_TYPE_REMOTE) + "]";
         if ((urlEntry.url() == null) || (urlEntry.url().toString().length() < 10)) {
-            log.logError(stats + ": urlEntry.url() == null");
+            log.logError(stats + ": urlEntry.url() == null. URL-Hash: " + ((urlEntry.hash()==null)?"Unknown":urlEntry.hash()));
             return true;
         }
         String profileHandle = urlEntry.profileHandle();