opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/config/yang/config/distributed_datastore_provider/ForwardingDistributedDataStore.java

   1 /*
   2  * Copyright (c) 2016 Brocade Communications Systems, 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.controller.config.yang.config.distributed_datastore_provider;
   9
  10 import com.google.common.collect.ForwardingObject;
  11 import org.opendaylight.controller.cluster.datastore.DistributedDataStoreInterface;
  12 import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
  13 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
  14 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
  15 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
  16 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
  17 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
  18 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
  19 import org.opendaylight.yangtools.concepts.ListenerRegistration;
  20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  22
  23 /**
  24  * DOMStore implementation that forwards to a delegate.
  25  *
  26  * @author Thomas Pantelis
  27  */
  28 class ForwardingDistributedDataStore extends ForwardingObject implements DistributedDataStoreInterface, AutoCloseable {
  29     private final DistributedDataStoreInterface delegate;
  30     private final AutoCloseable closeable;
  31
  32     ForwardingDistributedDataStore(DistributedDataStoreInterface delegate, AutoCloseable closeable) {
  33         this.delegate = delegate;
  34         this.closeable = closeable;
  35     }
  36
  37     @Override
  38     public DOMStoreReadTransaction newReadOnlyTransaction() {
  39         return delegate().newReadOnlyTransaction();
  40     }
  41
  42     @Override
  43     public DOMStoreWriteTransaction newWriteOnlyTransaction() {
  44         return delegate().newWriteOnlyTransaction();
  45     }
  46
  47     @Override
  48     public DOMStoreReadWriteTransaction newReadWriteTransaction() {
  49         return delegate().newReadWriteTransaction();
  50     }
  51
  52     @Override
  53     public <L extends AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L>
  54             registerChangeListener(YangInstanceIdentifier path, L listener, DataChangeScope scope) {
  55         return delegate().registerChangeListener(path, listener, scope);
  56     }
  57
  58     @Override
  59     public DOMStoreTransactionChain createTransactionChain() {
  60         return delegate().createTransactionChain();
  61     }
  62
  63     @Override
  64     public ActorContext getActorContext() {
  65         return delegate().getActorContext();
  66     }
  67
  68     @Override
  69     public void close() throws Exception {
  70         closeable.close();
  71     }
  72
  73     @Override
  74     protected DistributedDataStoreInterface delegate() {
  75         return delegate;
  76     }
  77 }