dom/mdsal-dom-broker/src/main/java/org/opendaylight/mdsal/dom/broker/TransactionChainWriteTransaction.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.mdsal.dom.broker;
  10
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.util.concurrent.FluentFuture;
  13 import com.google.common.util.concurrent.FutureCallback;
  14 import com.google.common.util.concurrent.Futures;
  15 import com.google.common.util.concurrent.MoreExecutors;
  16 import javax.annotation.Nullable;
  17 import org.eclipse.jdt.annotation.NonNull;
  18 import org.opendaylight.mdsal.common.api.CommitInfo;
  19 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  20 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
  21 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  22 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  23
  24 public class TransactionChainWriteTransaction implements DOMDataTreeWriteTransaction {
  25     private final DOMDataTreeWriteTransaction delegateTx;
  26     private final Object identifier;
  27     private final ShardedDOMTransactionChainAdapter txChain;
  28
  29     public TransactionChainWriteTransaction(final Object identifier, final DOMDataTreeWriteTransaction delegateTx,
  30                                             final ShardedDOMTransactionChainAdapter txChain) {
  31         this.delegateTx = Preconditions.checkNotNull(delegateTx);
  32         this.identifier = Preconditions.checkNotNull(identifier);
  33         this.txChain = Preconditions.checkNotNull(txChain);
  34     }
  35
  36
  37     @Override
  38     public void put(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  39             final NormalizedNode<?, ?> data) {
  40         delegateTx.put(store, path, data);
  41     }
  42
  43     @Override
  44     public void merge(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  45             final NormalizedNode<?, ?> data) {
  46         delegateTx.merge(store, path, data);
  47     }
  48
  49     @Override
  50     public boolean cancel() {
  51         txChain.closeWriteTransaction(Futures.immediateFuture(null));
  52         return delegateTx.cancel();
  53     }
  54
  55     @Override
  56     public void delete(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
  57         delegateTx.delete(store, path);
  58     }
  59
  60     @Override
  61     public @NonNull FluentFuture<? extends @NonNull CommitInfo> commit() {
  62         final FluentFuture<? extends CommitInfo> writeResultFuture = delegateTx.commit();
  63         Futures.addCallback(writeResultFuture, new FutureCallback<CommitInfo>() {
  64             @Override
  65             public void onSuccess(@Nullable final CommitInfo result) {
  66                 // NOOP
  67             }
  68
  69             @Override
  70             public void onFailure(final Throwable throwable) {
  71                 txChain.transactionFailed(TransactionChainWriteTransaction.this, throwable);
  72             }
  73         }, MoreExecutors.directExecutor());
  74
  75         txChain.closeWriteTransaction(writeResultFuture);
  76         return writeResultFuture;
  77     }
  78
  79     @Override
  80     public Object getIdentifier() {
  81         return identifier;
  82     }
  83 }