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.topology.singleton.api.NetconfDOMTransaction;
  24 import org.opendaylight.netconf.topology.singleton.messages.NormalizedNodeMessage;
  25 import org.opendaylight.yangtools.yang.common.RpcResult;
  26 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  27 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  28 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  29 import scala.concurrent.Future;
  30
  31 public class NetconfWriteOnlyTransaction implements DOMDataWriteTransaction {
  32
  33     private final NetconfDOMTransaction delegate;
  34     private final ActorSystem actorSystem;
  35
  36     public NetconfWriteOnlyTransaction(final ActorSystem actorSystem, final NetconfDOMTransaction delegate) {
  37         this.delegate = delegate;
  38         this.actorSystem = actorSystem;
  39     }
  40
  41     @Override
  42     public void put(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  43                     final NormalizedNode<?,?> data) {
  44         delegate.put(store, new NormalizedNodeMessage(path, data));
  45     }
  46
  47     @Override
  48     public void merge(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  49                       final NormalizedNode<?,?> data) {
  50         delegate.merge(store, new NormalizedNodeMessage(path, data));
  51     }
  52
  53     @Override
  54     public boolean cancel() {
  55         return delegate.cancel();
  56     }
  57
  58     @Override
  59     public void delete(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
  60         delegate.delete(store, path);
  61     }
  62
  63     @Override
  64     public CheckedFuture<Void, TransactionCommitFailedException> submit() {
  65         final Future<Void> submit = delegate.submit();
  66         final SettableFuture<Void> settFuture = SettableFuture.create();
  67         final CheckedFuture<Void, TransactionCommitFailedException> checkedFuture;
  68         checkedFuture = Futures.makeChecked(settFuture, new Function<Exception, TransactionCommitFailedException>() {
  69             @Nullable
  70             @Override
  71             public TransactionCommitFailedException apply(Exception input) {
  72                 return new TransactionCommitFailedException("Transaction commit failed", input);
  73             }
  74         });
  75         submit.onComplete(new OnComplete<Void>() {
  76             @Override
  77             public void onComplete(Throwable throwable, Void object) throws Throwable {
  78                 if (throwable == null) {
  79                     settFuture.set(object);
  80                 } else {
  81                     settFuture.setException(throwable);
  82                 }
  83             }
  84         }, actorSystem.dispatcher());
  85         return checkedFuture;
  86     }
  87
  88     @Override
  89     public ListenableFuture<RpcResult<TransactionStatus>> commit() {
  90         final Future<Void> commit = delegate.submit();
  91         final SettableFuture<RpcResult<TransactionStatus>> settFuture = SettableFuture.create();
  92         commit.onComplete(new OnComplete<Void>() {
  93             @Override
  94             public void onComplete(final Throwable throwable, final Void result) throws Throwable {
  95                 if (throwable == null) {
  96                     TransactionStatus status = TransactionStatus.SUBMITED;
  97                     RpcResult<TransactionStatus> rpcResult = RpcResultBuilder.success(status).build();
  98                     settFuture.set(rpcResult);
  99                 } else {
 100                     settFuture.setException(throwable);
 101                 }
 102             }
 103         }, actorSystem.dispatcher());
 104         return settFuture;
 105     }
 106
 107     @Override
 108     public Object getIdentifier() {
 109         return this;
 110     }
 111 }