Fix checkstyle issues in module sal-dom-broker
[controller.git] / opendaylight / md-sal / sal-dom-broker / src / main / java / org / opendaylight / controller / md / sal / dom / broker / impl / PingPongFuture.java
1 /*
2  * Copyright (c) 2014 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.md.sal.dom.broker.impl;
9
10 import com.google.common.util.concurrent.AbstractCheckedFuture;
11 import com.google.common.util.concurrent.ListenableFuture;
12 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
13
14 /**
15  * A {@link java.util.concurrent.Future} used to report the status of an future
16  * {@link java.util.concurrent.Future}.
17  */
18 final class PingPongFuture extends AbstractCheckedFuture<Void, TransactionCommitFailedException> {
19     protected PingPongFuture(final ListenableFuture<Void> delegate) {
20         super(delegate);
21     }
22
23     @Override
24     protected TransactionCommitFailedException mapException(final Exception exception) {
25         if (exception.getCause() instanceof TransactionCommitFailedException) {
26             return (TransactionCommitFailedException) exception.getCause();
27         } else {
28             return new TransactionCommitFailedException(exception.getMessage(), exception.getCause());
29         }
30     }
31 }
32

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