opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/AbstractTransactionCommitCohort.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.controller.cluster.databroker.actors.dds;
   9
  10 import com.google.common.util.concurrent.Futures;
  11 import com.google.common.util.concurrent.ListenableFuture;
  12 import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
  13
  14 /**
  15  * Base class for internal {@link DOMStoreThreePhaseCommitCohort} implementation. It contains utility constants for
  16  * wide reuse.
  17  *
  18  * @author Robert Varga
  19  */
  20 abstract class AbstractTransactionCommitCohort implements DOMStoreThreePhaseCommitCohort {
  21     static final ListenableFuture<Boolean> TRUE_FUTURE = Futures.immediateFuture(Boolean.TRUE);
  22     static final ListenableFuture<Void> VOID_FUTURE = Futures.immediateFuture(null);
  23
  24 }