+/*
+ * Copyright (c) 2017 Red Hat, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.controller.md.sal.binding.api;
+
+import com.google.common.collect.ForwardingObject;
+import javax.annotation.Nonnull;
+import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
+import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.binding.DataObject;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+
+/**
+ * Utility {@link DataBroker} implementation which forwards all interface method
+ * invocation to a delegate instance.
+ */
+public abstract class ForwardingDataBroker extends ForwardingObject implements DataBroker {
+
+ @Override
+ protected abstract @Nonnull DataBroker delegate();
+
+ @Override
+ public ReadOnlyTransaction newReadOnlyTransaction() {
+ return delegate().newReadOnlyTransaction();
+ }
+
+ @Override
+ public ReadWriteTransaction newReadWriteTransaction() {
+ return delegate().newReadWriteTransaction();
+ }
+
+ @Override
+ public WriteTransaction newWriteOnlyTransaction() {
+ return delegate().newWriteOnlyTransaction();
+ }
+
+ @Override
+ public <T extends DataObject, L extends DataTreeChangeListener<T>> ListenerRegistration<L>
+ registerDataTreeChangeListener(DataTreeIdentifier<T> treeId, L listener) {
+ return delegate().registerDataTreeChangeListener(treeId, listener);
+ }
+
+ @Override
+ public ListenerRegistration<DataChangeListener> registerDataChangeListener(LogicalDatastoreType store,
+ InstanceIdentifier<?> path, DataChangeListener listener, DataChangeScope triggeringScope) {
+ return delegate().registerDataChangeListener(store, path, listener, triggeringScope);
+ }
+
+ @Override
+ public BindingTransactionChain createTransactionChain(TransactionChainListener listener) {
+ return delegate().createTransactionChain(listener);
+ }
+
+}