X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fconfig%2Fconfig-persister-file-xml-adapter%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fconfig%2Fpersist%2Fstorage%2Ffile%2Fxml%2Fmodel%2FSnapshotHandler.java;h=dacc35b83e4a7c8dfa6bb635bf97f936e6861391;hp=8214b369702d4c1441975b6d13c019d00a306d95;hb=656cfbb9c53c707fbb035bb334c24f8f8882062c;hpb=63d1393226781ef6fa1c2cf0cdba5f0b5240ab6e

diff --git a/opendaylight/config/config-persister-file-xml-adapter/src/main/java/org/opendaylight/controller/config/persist/storage/file/xml/model/SnapshotHandler.java b/opendaylight/config/config-persister-file-xml-adapter/src/main/java/org/opendaylight/controller/config/persist/storage/file/xml/model/SnapshotHandler.java
index 8214b36970..dacc35b83e 100644
--- a/opendaylight/config/config-persister-file-xml-adapter/src/main/java/org/opendaylight/controller/config/persist/storage/file/xml/model/SnapshotHandler.java
+++ b/opendaylight/config/config-persister-file-xml-adapter/src/main/java/org/opendaylight/controller/config/persist/storage/file/xml/model/SnapshotHandler.java
@@ -7,6 +7,7 @@
  */
 package org.opendaylight.controller.config.persist.storage.file.xml.model;
 
+import com.google.common.base.Preconditions;
 import java.io.StringReader;
 import java.io.StringWriter;
 import javax.xml.bind.ValidationEventHandler;
@@ -31,6 +32,8 @@ class SnapshotHandler implements DomHandler<String, StreamResult> {
         String xml = rt.getWriter().toString();
         int beginIndex = xml.indexOf(START_TAG) + START_TAG.length();
         int endIndex = xml.indexOf(END_TAG);
+        Preconditions.checkArgument(beginIndex != -1 && endIndex != -1,
+                "Unknown element present in config snapshot(expected only configuration): %s", xml);
         return xml.substring(beginIndex, endIndex);
     }