binding/mdsal-binding-spi/src/main/java/org/opendaylight/mdsal/binding/spi/ForwardingDataBroker.java

   1 /*
   2  * Copyright © 2017, 2018 Red Hat, Inc. and others.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.mdsal.binding.spi;
   9
  10 import com.google.common.collect.ForwardingObject;
  11 import javax.annotation.Nonnull;
  12 import org.opendaylight.mdsal.binding.api.DataBroker;
  13 import org.opendaylight.mdsal.binding.api.DataTreeChangeListener;
  14 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
  15 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  16 import org.opendaylight.mdsal.binding.api.ReadWriteTransaction;
  17 import org.opendaylight.mdsal.binding.api.TransactionChain;
  18 import org.opendaylight.mdsal.binding.api.TransactionChainListener;
  19 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  20 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  21 import org.opendaylight.yangtools.yang.binding.DataObject;
  22
  23 /**
  24  * Utility {@link DataBroker} implementation which forwards all interface method
  25  * invocation to a delegate instance.
  26  */
  27 public abstract class ForwardingDataBroker extends ForwardingObject implements DataBroker {
  28
  29     @Override
  30     protected abstract @Nonnull DataBroker delegate();
  31
  32     @Override
  33     public ReadTransaction newReadOnlyTransaction() {
  34         return delegate().newReadOnlyTransaction();
  35     }
  36
  37     @Override
  38     public ReadWriteTransaction newReadWriteTransaction() {
  39         return delegate().newReadWriteTransaction();
  40     }
  41
  42     @Override
  43     public WriteTransaction newWriteOnlyTransaction() {
  44         return delegate().newWriteOnlyTransaction();
  45     }
  46
  47     @Override
  48     public <T extends DataObject, L extends DataTreeChangeListener<T>> ListenerRegistration<L>
  49             registerDataTreeChangeListener(final DataTreeIdentifier<T> treeId, final L listener) {
  50         return delegate().registerDataTreeChangeListener(treeId, listener);
  51     }
  52
  53     @Override
  54     public TransactionChain createTransactionChain(final TransactionChainListener listener) {
  55         return delegate().createTransactionChain(listener);
  56     }
  57
  58 }