From de2d4a7d281a8238c95aa999efbb8390a4b88854 Mon Sep 17 00:00:00 2001
From: alberto <alberto.en.vlasim@gmail.com>
Date: Thu, 31 Jul 2014 10:42:47 +0200
Subject: [PATCH] fix self reference when retreiving parents

---
 .../src/cz/incad/kramerius/indexer/FedoraOperations.java  | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/indexer/src/cz/incad/kramerius/indexer/FedoraOperations.java b/indexer/src/cz/incad/kramerius/indexer/FedoraOperations.java
index f0d9d505f1..25cfc817f8 100644
--- a/indexer/src/cz/incad/kramerius/indexer/FedoraOperations.java
+++ b/indexer/src/cz/incad/kramerius/indexer/FedoraOperations.java
@@ -212,7 +212,13 @@ public ArrayList<String> getParentsArray(String pid) {
             if (rindex == null) {
                 rindex = ResourceIndexService.getResourceIndexImpl();
             }
-            return rindex.getParentsPids(pid);
+            ArrayList<String> ret =  rindex.getParentsPids(pid);
+            
+            if(ret.contains(pid)){
+                logger.log(Level.WARNING, "Cyclic reference on {0}", pid);
+                ret.remove(pid);
+            }
+            return ret;
 
         } catch (Exception ex) {
             logger.log(Level.WARNING, ex.toString());