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 package org.opendaylight.mdsal.dom.broker;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import com.google.common.util.concurrent.FluentFuture;
  13 import com.google.common.util.concurrent.FutureCallback;
  14 import com.google.common.util.concurrent.MoreExecutors;
  15 import org.eclipse.jdt.annotation.NonNull;
  16 import org.opendaylight.mdsal.common.api.CommitInfo;
  17 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  18 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
  19 import org.opendaylight.yangtools.util.concurrent.FluentFutures;
  20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  22
  23 public class TransactionChainWriteTransaction implements DOMDataTreeWriteTransaction {
  24     private final DOMDataTreeWriteTransaction delegateTx;
  25     private final Object identifier;
  26     private final ShardedDOMTransactionChainAdapter txChain;
  27
  28     public TransactionChainWriteTransaction(final Object identifier, final DOMDataTreeWriteTransaction delegateTx,
  29                                             final ShardedDOMTransactionChainAdapter txChain) {
  30         this.delegateTx = requireNonNull(delegateTx);
  31         this.identifier = requireNonNull(identifier);
  32         this.txChain = requireNonNull(txChain);
  33     }
  34
  35
  36     @Override
  37     public void put(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  38             final NormalizedNode<?, ?> data) {
  39         delegateTx.put(store, path, data);
  40     }
  41
  42     @Override
  43     public void merge(final LogicalDatastoreType store, final YangInstanceIdentifier path,
  44             final NormalizedNode<?, ?> data) {
  45         delegateTx.merge(store, path, data);
  46     }
  47
  48     @Override
  49     public boolean cancel() {
  50         txChain.closeWriteTransaction(FluentFutures.immediateNullFluentFuture());
  51         return delegateTx.cancel();
  52     }
  53
  54     @Override
  55     public void delete(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
  56         delegateTx.delete(store, path);
  57     }
  58
  59     @Override
  60     public @NonNull FluentFuture<? extends @NonNull CommitInfo> commit() {
  61         final FluentFuture<? extends CommitInfo> writeResultFuture = delegateTx.commit();
  62         writeResultFuture.addCallback(new FutureCallback<CommitInfo>() {
  63             @Override
  64             public void onSuccess(final CommitInfo result) {
  65                 // NOOP
  66             }
  67
  68             @Override
  69             public void onFailure(final Throwable throwable) {
  70                 txChain.transactionFailed(TransactionChainWriteTransaction.this, throwable);
  71             }
  72         }, MoreExecutors.directExecutor());
  73
  74         txChain.closeWriteTransaction(writeResultFuture);
  75         return writeResultFuture;
  76     }
  77
  78     @Override
  79     public Object getIdentifier() {
  80         return identifier;
  81     }
  82 }