mdsalutil/mdsalutil-api/src/main/java/org/opendaylight/genius/infra/NonSubmitCancelableWriteTransaction.java

   1 /*
   2  * Copyright (c) 2017 Red Hat, 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.genius.infra;
   9
  10 import com.google.common.util.concurrent.FluentFuture;
  11 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  12 import org.opendaylight.mdsal.common.api.CommitInfo;
  13
  14 /**
  15  * WriteTransaction which cannot be {@link WriteTransaction#cancel()},
  16  * {@link WriteTransaction#commit()} or {@link WriteTransaction#submit()}.
  17  *
  18  * @author Michael Vorburger.ch
  19  */
  20 // intentionally package local, for now
  21 class NonSubmitCancelableWriteTransaction extends WriteTrackingWriteTransaction {
  22
  23     // TODO if we could finally reach consensus on https://git.opendaylight.org/gerrit/#/c/46684/, then this could probably be removed?
  24     // see also https://git.opendaylight.org/gerrit/#/c/46335/ for the earlier take on it - controller, mdsal, controller, mdsal... ;-)
  25
  26     NonSubmitCancelableWriteTransaction(WriteTransaction delegate) {
  27         super(delegate);
  28     }
  29
  30     @Override
  31     public boolean cancel() {
  32         throw new UnsupportedOperationException("cancel() cannot be used inside a Managed[New]TransactionRunner");
  33     }
  34
  35     @Override
  36     public FluentFuture<? extends CommitInfo> commit() {
  37         throw new UnsupportedOperationException("commit() cannot be used inside a Managed[New]TransactionRunner");
  38     }
  39 }