SP-406, BIS-279: Reverting adding locks for sample parents because...

SP-406, BIS-279: Reverting adding locks for sample parents because MultiThreadSampleOptimisticLockingTest breaks

SVN: 27868

openbis/source/java/ch/systemsx/cisd/openbis/generic/server/dataaccess/db/SampleDAO.java

@@ -88,7 +88,7 @@ public class SampleDAO extends AbstractGenericEntityWithPropertiesDAO<SamplePE>
         }
         lockEntity(sample.getExperiment());
         lockEntity(sample.getContainer());
-        lockEntities(sample.getParents());
+        // lockEntities(sample.getParents());
         hibernateTemplate.saveOrUpdate(sample);
         if (doLog && operationLog.isInfoEnabled())
         {