netconf/netconf-topology-singleton/src/main/java/org/opendaylight/netconf/topology/singleton/impl/tx/ProxyReadWriteTransaction.java

   1 /*
   2  * Copyright (c) 2017 Pantheon Technologies s.r.o. 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
   9 package org.opendaylight.netconf.topology.singleton.impl.tx;
  10
  11 import akka.actor.ActorRef;
  12 import akka.actor.ActorSystem;
  13 import akka.util.Timeout;
  14 import com.google.common.base.Optional;
  15 import com.google.common.util.concurrent.CheckedFuture;
  16 import com.google.common.util.concurrent.ListenableFuture;
  17 import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
  18 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  19 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
  20 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
  21 import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
  22 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
  23 import org.opendaylight.yangtools.yang.common.RpcResult;
  24 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  25 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  26
  27 /**
  28  * ProxyReadWriteTransaction uses provided {@link ActorRef} to delegate method calls to master
  29  * {@link org.opendaylight.netconf.topology.singleton.impl.actors.ReadWriteTransactionActor}.
  30  */
  31 public class ProxyReadWriteTransaction implements DOMDataReadWriteTransaction {
  32
  33     private final ProxyReadAdapter delegateRead;
  34     private final ProxyWriteAdapter delegateWrite;
  35
  36     /**
  37      * Constructor for {@code ProxyReadWriteTransaction}.
  38      *
  39      * @param masterTxActor
  40      * {@link org.opendaylight.netconf.topology.singleton.impl.actors.ReadWriteTransactionActor} ref
  41      * @param id            device id
  42      * @param actorSystem   system
  43      * @param askTimeout    timeout
  44      */
  45     public ProxyReadWriteTransaction(final ActorRef masterTxActor, final RemoteDeviceId id,
  46                                      final ActorSystem actorSystem, final Timeout askTimeout) {
  47         delegateRead = new ProxyReadAdapter(masterTxActor, id, actorSystem, askTimeout);
  48         delegateWrite = new ProxyWriteAdapter(masterTxActor, id, actorSystem, askTimeout);
  49     }
  50
  51     @Override
  52     public boolean cancel() {
  53         return delegateWrite.cancel();
  54     }
  55
  56     @Override
  57     public ListenableFuture<RpcResult<TransactionStatus>> commit() {
  58         return delegateWrite.commit(getIdentifier());
  59     }
  60
  61     @Override
  62     public CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read(final LogicalDatastoreType store,
  63                                                                                    final YangInstanceIdentifier path) {
  64         return delegateRead.read(store, path);
  65     }
  66
  67     @Override
  68     public CheckedFuture<Boolean, ReadFailedException> exists(final LogicalDatastoreType store,
  69                                                               final YangInstanceIdentifier path) {
  70         return delegateRead.exists(store, path);
  71     }
  72
  73     @Override
  74     public void delete(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
  75         delegateWrite.delete(store, path);
  76     }
  77
  78     @Override
  79     public CheckedFuture<Void, TransactionCommitFailedException> submit() {
  80         return delegateWrite.submit(getIdentifier());
  81     }
  82
  83     @Override
  84     public void put(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  85                     final NormalizedNode<?, ?> data) {
  86         delegateWrite.put(store, path, data, getIdentifier());
  87     }
  88
  89     @Override
  90     public void merge(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  91                       final NormalizedNode<?, ?> data) {
  92         delegateWrite.merge(store, path, data, getIdentifier());
  93     }
  94
  95     @Override
  96     public Object getIdentifier() {
  97         return this;
  98     }
  99 }