dom/mdsal-dom-broker/src/main/java/org/opendaylight/controller/md/sal/dom/broker/impl/CommitCompatibility.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.md.sal.dom.broker.impl;
   9
  10 import com.google.common.util.concurrent.AsyncFunction;
  11 import com.google.common.util.concurrent.CheckedFuture;
  12 import com.google.common.util.concurrent.Futures;
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import org.opendaylight.controller.md.sal.common.api.TransactionStatus;
  15 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
  16 import org.opendaylight.yangtools.yang.common.RpcResult;
  17 import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
  18
  19 class CommitCompatibility {
  20     private static final ListenableFuture<RpcResult<TransactionStatus>> SUCCESS_FUTURE = Futures
  21             .immediateFuture(RpcResultBuilder.success(TransactionStatus.COMMITED).build());
  22
  23     private CommitCompatibility() {
  24         throw new UnsupportedOperationException("Helper class");
  25     }
  26
  27     static ListenableFuture<RpcResult<TransactionStatus>> convertToLegacyCommitFuture(
  28             final CheckedFuture<Void, TransactionCommitFailedException> from) {
  29         return Futures.transform(from, new AsyncFunction<Void, RpcResult<TransactionStatus>>() {
  30             @Override
  31             public ListenableFuture<RpcResult<TransactionStatus>> apply(final Void input) {
  32                 return SUCCESS_FUTURE;
  33             }
  34         });
  35     }
  36 }