openflowplugin-impl/src/main/java/org/opendaylight/openflowplugin/impl/ForwardingPingPongDataBroker.java

   1 /*
   2  * Copyright (c) 2018 Red Hat, Inc. and others. All rights reserved.
   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.openflowplugin.impl;
   9
  10 import org.opendaylight.mdsal.binding.api.DataBroker;
  11 import org.opendaylight.mdsal.binding.api.TransactionChain;
  12 import org.opendaylight.mdsal.binding.api.TransactionChainListener;
  13 import org.opendaylight.mdsal.binding.spi.ForwardingDataBroker;
  14
  15 /**
  16  * Delegating {@link PingPongDataBroker} implementation.
  17  * This is useful for simple strongly typed dependency injection.
  18  *
  19  * @author Michael Vorburger.ch
  20  */
  21 // FIXME: this should not be necessary
  22 public class ForwardingPingPongDataBroker extends ForwardingDataBroker implements PingPongDataBroker {
  23
  24     private final DataBroker delegate;
  25
  26     public ForwardingPingPongDataBroker(DataBroker delegate) {
  27         this.delegate = delegate;
  28     }
  29
  30     @Override
  31     protected DataBroker delegate() {
  32         return delegate;
  33     }
  34
  35     @Override
  36     public TransactionChain createTransactionChain(final TransactionChainListener listener) {
  37         return delegate().createMergingTransactionChain(listener);
  38     }
  39 }