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