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