X-Git-Url: https://gerrit.onap.org/r/gitweb?a=blobdiff_plain;f=cps-ri%2Fsrc%2Fmain%2Fjava%2Forg%2Fonap%2Fcps%2Fspi%2Fimpl%2FCpsDataPersistenceServiceImpl.java;h=ed414fc30c002345a749d2aadedf04a77b8f0624;hb=e1537e7c389950dd8ad845e46a9e7b647f427eba;hp=85b0cb73fac6ea07df4ba2d79f1845acf6e2b177;hpb=c9af4eac4dc7f86bd3f33d923f9efe4a8523ed57;p=cps.git

diff --git a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
index 85b0cb73f..ed414fc30 100644
--- a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
+++ b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
@@ -48,6 +48,7 @@ import org.onap.cps.spi.entities.DataspaceEntity;
 import org.onap.cps.spi.entities.FragmentEntity;
 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
 import org.onap.cps.spi.exceptions.ConcurrencyException;
+import org.onap.cps.spi.exceptions.CpsAdminException;
 import org.onap.cps.spi.exceptions.CpsPathException;
 import org.onap.cps.spi.exceptions.DataNodeNotFoundException;
 import org.onap.cps.spi.model.DataNode;
@@ -392,6 +393,10 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService
     }
 
     private static String getListElementXpathPrefix(final Collection<DataNode> newListElements) {
+        if (newListElements.isEmpty()) {
+            throw new CpsAdminException("Invalid list replacement",
+                "Cannot replace list elements with empty collection");
+        }
         final String firstChildNodeXpath = newListElements.iterator().next().getXpath();
         return firstChildNodeXpath.substring(0, firstChildNodeXpath.lastIndexOf("[") + 1);
     }