From 30447c523404c05b9246c1428976678f5d73f58a Mon Sep 17 00:00:00 2001
From: Tony Tkacik <ttkacik@cisco.com>
Date: Thu, 1 May 2014 12:41:27 +0200
Subject: [PATCH] Bug 509: Fixed DataTransactionListener support.

Change-Id: I4a9861ed543ce01e349737f7e779c2cfb5b1f107
Signed-off-by: Tony Tkacik <ttkacik@cisco.com>
---
 .../ForwardedBackwardsCompatibleDataBroker.java   | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/impl/ForwardedBackwardsCompatibleDataBroker.java b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/impl/ForwardedBackwardsCompatibleDataBroker.java
index 0ad5927079..ddc79ae075 100644
--- a/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/impl/ForwardedBackwardsCompatibleDataBroker.java
+++ b/opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/impl/ForwardedBackwardsCompatibleDataBroker.java
@@ -195,6 +195,7 @@ public class ForwardedBackwardsCompatibleDataBroker extends AbstractForwardedDat
     private class ForwardedBackwardsCompatibleTransacion extends
             AbstractForwardedTransaction<DOMDataReadWriteTransaction> implements DataModificationTransaction {
 
+        private final ListenerRegistry<DataTransactionListener> listeners = ListenerRegistry.create();
         private final Map<InstanceIdentifier<? extends DataObject>, DataObject> updated = new HashMap<>();
         private final Map<InstanceIdentifier<? extends DataObject>, DataObject> created = new HashMap<>();
         private final Set<InstanceIdentifier<? extends DataObject>> removed = new HashSet<>();
@@ -322,6 +323,14 @@ public class ForwardedBackwardsCompatibleDataBroker extends AbstractForwardedDat
         private void changeStatus(final TransactionStatus status) {
             LOG.trace("Transaction {} changed status to {}", getIdentifier(), status);
             this.status = status;
+
+            for(ListenerRegistration<DataTransactionListener> listener : listeners) {
+                try {
+                    listener.getInstance().onStatusUpdated(this, status);
+                } catch (Exception e) {
+                    LOG.error("Error during invoking transaction listener {}",listener.getInstance(),e);
+                }
+            }
         }
 
         @Override
@@ -335,10 +344,10 @@ public class ForwardedBackwardsCompatibleDataBroker extends AbstractForwardedDat
                 doDelete(getDelegate(), LogicalDatastoreType.OPERATIONAL, path);
             }
 
-            final ListenableFuture<RpcResult<TransactionStatus>> f = ForwardedBackwardsCompatibleDataBroker.this.commit(this);
-
             changeStatus(TransactionStatus.SUBMITED);
 
+            final ListenableFuture<RpcResult<TransactionStatus>> f = ForwardedBackwardsCompatibleDataBroker.this.commit(this);
+
             Futures.addCallback(f, new FutureCallback<RpcResult<TransactionStatus>>() {
                 @Override
                 public void onSuccess(final RpcResult<TransactionStatus> result) {
@@ -357,7 +366,7 @@ public class ForwardedBackwardsCompatibleDataBroker extends AbstractForwardedDat
 
         @Override
         public ListenerRegistration<DataTransactionListener> registerListener(final DataTransactionListener listener) {
-            throw new UnsupportedOperationException();
+            return listeners.register(listener);
         }
 
     }
-- 
2.36.6