Refactor LegacyTransactionConntextImpl
[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / OperationCompleter.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 package org.opendaylight.controller.cluster.datastore;
9
10 import akka.dispatch.OnComplete;
11 import com.google.common.base.Preconditions;
12 import java.util.concurrent.Semaphore;
13 import org.opendaylight.controller.cluster.datastore.messages.BatchedModificationsReply;
14
15 public final class OperationCompleter extends OnComplete<Object> {
16     private final Semaphore operationLimiter;
17
18     OperationCompleter(Semaphore operationLimiter){
19         this.operationLimiter = Preconditions.checkNotNull(operationLimiter);
20     }
21
22     @Override
23     public void onComplete(Throwable throwable, Object message) {
24         if(message instanceof BatchedModificationsReply) {
25             this.operationLimiter.release(((BatchedModificationsReply)message).getNumBatched());
26         } else {
27             this.operationLimiter.release();
28         }
29     }
30 }

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