opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/DOMBrokerReadWriteTransaction.java

   1 /*
   2  * Copyright (c) 2015 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.controller.cluster.databroker;
  10
  11 import com.google.common.util.concurrent.FluentFuture;
  12 import java.util.Map;
  13 import java.util.Optional;
  14 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  15 import org.opendaylight.mdsal.dom.api.DOMDataTreeReadWriteTransaction;
  16 import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadWriteTransaction;
  17 import org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionFactory;
  18 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  19 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  20
  21 public class DOMBrokerReadWriteTransaction extends AbstractDOMBrokerWriteTransaction<DOMStoreReadWriteTransaction>
  22         implements DOMDataTreeReadWriteTransaction {
  23
  24     /**
  25      * Constructs an instance.
  26      *
  27      * @param identifier identifier of transaction.
  28      * @param storeTxFactories the backing transaction store factories
  29      */
  30     protected DOMBrokerReadWriteTransaction(Object identifier,
  31             Map<LogicalDatastoreType, ? extends DOMStoreTransactionFactory>  storeTxFactories,
  32             final AbstractDOMTransactionFactory<?> commitImpl) {
  33         super(identifier, storeTxFactories, commitImpl);
  34     }
  35
  36     @Override
  37     public FluentFuture<Optional<NormalizedNode<?,?>>> read(final LogicalDatastoreType store,
  38             final YangInstanceIdentifier path) {
  39         return getSubtransaction(store).read(path);
  40     }
  41
  42     @Override
  43     public FluentFuture<Boolean> exists(final LogicalDatastoreType store, final YangInstanceIdentifier path) {
  44         return getSubtransaction(store).exists(path);
  45     }
  46
  47     @Override
  48     protected DOMStoreReadWriteTransaction createTransaction(LogicalDatastoreType key) {
  49         return getTxFactory(key).newReadWriteTransaction();
  50     }
  51
  52     @Override
  53     public void close() {
  54         cancel();
  55     }
  56 }