BUG-5280: fix problems identified by integration tests

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / ShardDataTreeTransactionChain.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeTransactionChain.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeTransactionChain.java
index 9a8e89eb422c4b4f909e6a6c3ea97366d1ab01f2..312e11290c88e713827fe2b051d96b667eb633da 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeTransactionChain.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardDataTreeTransactionChain.java
@@ -42,10 +42,12 @@ final class ShardDataTreeTransactionChain extends ShardDataTreeTransactionParent
         Preconditions.checkState(openTransaction == null, "Transaction %s is open", openTransaction);
 
         if (previousTx == null) {
+            LOG.debug("Opening an unchained snapshot in {}", chainId);
             return dataTree.takeSnapshot();
-        } else {
-            return previousTx.getSnapshot();
         }
+
+        LOG.debug("Reusing a chained snapshot in {}", chainId);
+        return previousTx.getSnapshot();
     }
 
     ReadOnlyShardDataTreeTransaction newReadOnlyTransaction(final TransactionIdentifier txId) {