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

   1 /*
   2  * Copyright (c) 2015 Brocade Communications 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.controller.cluster.datastore;
   9
  10 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
  11 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
  12 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
  13 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
  14
  15 /**
  16  * A factory for creating local transactions used by {@link AbstractTransactionContextFactory} to instantiate
  17  * transactions on shards which are co-located with the shard leader.
  18  *
  19  * @author Thomas Pantelis
  20  */
  21 interface LocalTransactionFactory extends LocalTransactionReadySupport {
  22     DOMStoreReadTransaction newReadOnlyTransaction(TransactionIdentifier identifier);
  23
  24     DOMStoreReadWriteTransaction newReadWriteTransaction(TransactionIdentifier identifier);
  25
  26     DOMStoreWriteTransaction newWriteOnlyTransaction(TransactionIdentifier identifier);
  27 }