2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.controller.md.sal.dom.broker.impl;
10 import com.google.common.base.Preconditions;
11 import com.google.common.util.concurrent.AbstractCheckedFuture;
12 import com.google.common.util.concurrent.ListenableFuture;
13 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
16 * A {@link Future} used to report the status of an future {@link java.util.concurrent.Future}.
18 final class PingPongFuture extends AbstractCheckedFuture<Void, TransactionCommitFailedException> {
19 protected PingPongFuture(final ListenableFuture<Void> delegate) {
24 protected TransactionCommitFailedException mapException(final Exception e) {
25 Preconditions.checkArgument(e instanceof TransactionCommitFailedException);
26 return (TransactionCommitFailedException) e;