From 0d4c88282e4c297ce457affb410e84e3e7b6e1a1 Mon Sep 17 00:00:00 2001
From: juanf <juanf>
Date: Wed, 12 Aug 2015 07:49:13 +0000
Subject: [PATCH] SSDM-2091 : Do not shuffle recently deleted data sets,
 polished implementation

SVN: 34438
---
 .../openbis/generic/server/ServiceForDataStoreServer.java    | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/ServiceForDataStoreServer.java b/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/ServiceForDataStoreServer.java
index 12e3912be8c..a02d54d59ce 100644
--- a/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/ServiceForDataStoreServer.java
+++ b/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/ServiceForDataStoreServer.java
@@ -1051,7 +1051,10 @@ public class ServiceForDataStoreServer extends AbstractCommonServer<IServiceForD
         {
             //Check if the dataset is on the trashcan
             TechId dataSetTechId = getDAOFactory().getDataDAO().tryToFindDataSetIdByCode(dataSetCode);
-            List<String> queryDatasetOnTrashCan = getDAOFactory().getDeletionDAO().findTrashedDataSetCodes(Arrays.asList(dataSetTechId));
+            List<String> queryDatasetOnTrashCan = null;
+            if(dataSetTechId != null) {
+                queryDatasetOnTrashCan = getDAOFactory().getDeletionDAO().findTrashedDataSetCodes(Arrays.asList(dataSetTechId));
+            }
             boolean isDataSetOnTrashCan = queryDatasetOnTrashCan != null && queryDatasetOnTrashCan.size() == 1;
             //Check if the dataset is finally deleted
             boolean isDataSetDeleted = getDAOFactory().getEventDAO().tryFind(
-- 
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