Merge "Bug 981: Fixed accidental shaddowing of data in Data Change Event."
[controller.git] / opendaylight / md-sal / sal-binding-broker / src / main / java / org / opendaylight / controller / md / sal / binding / impl / AbstractForwardedDataBroker.java
index 3accaef..2a866a9 100644 (file)
@@ -214,7 +214,11 @@ public abstract class AbstractForwardedDataBroker implements Delegator<DOMDataBr
         @Override
         public DataObject getOriginalSubtree() {
             if (originalDataCache == null) {
-                originalDataCache = toBindingData(path, domEvent.getOriginalSubtree());
+                if(domEvent.getOriginalSubtree() != null) {
+                    originalDataCache = toBindingData(path, domEvent.getOriginalSubtree());
+                } else {
+                    originalDataCache = Optional.absent();
+                }
             }
             return originalDataCache.orNull();
         }
@@ -222,9 +226,12 @@ public abstract class AbstractForwardedDataBroker implements Delegator<DOMDataBr
         @Override
         public DataObject getUpdatedSubtree() {
             if (updatedDataCache == null) {
-                updatedDataCache = toBindingData(path, domEvent.getUpdatedSubtree());
+                if(domEvent.getUpdatedSubtree() != null) {
+                    updatedDataCache = toBindingData(path, domEvent.getUpdatedSubtree());
+                } else {
+                    updatedDataCache = Optional.absent();
+                }
             }
-
             return updatedDataCache.orNull();
         }