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

   1 /*
   2  * Copyright (c) 2016 Cisco 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
   9 package org.opendaylight.netconf.topology.singleton.impl.tx;
  10
  11 import akka.actor.ActorSystem;
  12 import akka.dispatch.OnComplete;
  13 import com.google.common.base.Function;
  14 import com.google.common.util.concurrent.CheckedFuture;
  15 import com.google.common.util.concurrent.Futures;
  16 import com.google.common.util.concurrent.ListenableFuture;
  17 import com.google.common.util.concurrent.SettableFuture;
  18 import javax.annotation.Nullable;
  19 import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
  20 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  21 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
  22 import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
  23 import org.opendaylight.netconf.sal.connect.util.RemoteDeviceId;
  24 import org.opendaylight.netconf.topology.singleton.api.NetconfDOMTransaction;
  25 import org.opendaylight.netconf.topology.singleton.messages.NormalizedNodeMessage;
  26 import org.opendaylight.yangtools.yang.common.RpcResult;
  27 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  28 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  29 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32 import scala.concurrent.Future;
  33
  34 public class NetconfWriteOnlyTransaction implements DOMDataWriteTransaction {
  35
  36     private static final Logger LOG = LoggerFactory.getLogger(NetconfWriteOnlyTransaction.class);
  37
  38     private final RemoteDeviceId id;
  39     private final NetconfDOMTransaction delegate;
  40     private final ActorSystem actorSystem;
  41
  42     public NetconfWriteOnlyTransaction(final RemoteDeviceId id,
  43                                        final ActorSystem actorSystem,
  44                                        final NetconfDOMTransaction delegate) {
  45         this.id = id;
  46         this.delegate = delegate;
  47         this.actorSystem = actorSystem;
  48
  49         this.delegate.openTransaction();
  50     }
  51
  52     @Override
  53     public void put(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  54                     final NormalizedNode<?,?> data) {
  55         LOG.trace("{}: Write {} via NETCONF: {} with payload {}", id, store, path, data);
  56
  57         delegate.put(store, new NormalizedNodeMessage(path, data));
  58     }
  59
  60     @Override
  61     public void merge(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  62                       final NormalizedNode<?,?> data) {
  63         LOG.trace("{}: Merge {} via NETCONF: {} with payload {}", id, store, path, data);
  64
  65         delegate.merge(store, new NormalizedNodeMessage(path, data));
  66     }
  67
  68     @Override
  69     public boolean cancel() {
  70         LOG.trace("{}: Cancel", id);
  71
  72         return delegate.cancel();
  73     }
  74
  75     @Override
  76     public void delete(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
  77         LOG.trace("{}: Delete {} via NETCONF: {}", id, store, path);
  78
  79         delegate.delete(store, path);
  80     }
  81
  82     @Override
  83     public CheckedFuture<Void, TransactionCommitFailedException> submit() {
  84         LOG.trace("{}: Submit", id);
  85
  86         final Future<Void> submit = delegate.submit();
  87         final SettableFuture<Void> settFuture = SettableFuture.create();
  88         final CheckedFuture<Void, TransactionCommitFailedException> checkedFuture;
  89         checkedFuture = Futures.makeChecked(settFuture, new Function<Exception, TransactionCommitFailedException>() {
  90             @Nullable
  91             @Override
  92             public TransactionCommitFailedException apply(Exception input) {
  93                 return new TransactionCommitFailedException("Transaction commit failed", input);
  94             }
  95         });
  96         submit.onComplete(new OnComplete<Void>() {
  97             @Override
  98             public void onComplete(Throwable throwable, Void object) throws Throwable {
  99                 if (throwable == null) {
 100                     settFuture.set(object);
 101                 } else {
 102                     settFuture.setException(throwable);
 103                 }
 104             }
 105         }, actorSystem.dispatcher());
 106         return checkedFuture;
 107     }
 108
 109     @Override
 110     public ListenableFuture<RpcResult<TransactionStatus>> commit() {
 111         LOG.trace("{}: Commit", id);
 112
 113         final Future<Void> commit = delegate.submit();
 114         final SettableFuture<RpcResult<TransactionStatus>> settFuture = SettableFuture.create();
 115         commit.onComplete(new OnComplete<Void>() {
 116             @Override
 117             public void onComplete(final Throwable throwable, final Void result) throws Throwable {
 118                 if (throwable == null) {
 119                     TransactionStatus status = TransactionStatus.SUBMITED;
 120                     RpcResult<TransactionStatus> rpcResult = RpcResultBuilder.success(status).build();
 121                     settFuture.set(rpcResult);
 122                 } else {
 123                     settFuture.setException(throwable);
 124                 }
 125             }
 126         }, actorSystem.dispatcher());
 127         return settFuture;
 128     }
 129
 130     @Override
 131     public Object getIdentifier() {
 132         return this;
 133     }
 134 }