final TestDataTreeListener listener = new TestDataTreeListener(latch);
final ListenerRegistration<TestDataTreeListener> listenerReg = dataTreeChangeService
.registerDataTreeChangeListener(ROOT_DATA_TREE_ID, listener);
writeTx = domBroker.newWriteOnlyTransaction();
writeTx.put(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, TEST_CONTAINER_2);
final TestDataTreeListener listener = new TestDataTreeListener(latch);
final ListenerRegistration<TestDataTreeListener> listenerReg = dataTreeChangeService
.registerDataTreeChangeListener(ROOT_DATA_TREE_ID, listener);
writeTx = domBroker.newWriteOnlyTransaction();
writeTx.put(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, TEST_CONTAINER_2);