+++ /dev/null
-/*
- * Copyright (c) 2015 Brocade Communications Systems, Inc. and others. All rights reserved.
- *
- * This program and the accompanying materials are made available under the
- * terms of the Eclipse Public License v1.0 which accompanies this distribution,
- * and is available at http://www.eclipse.org/legal/epl-v10.html
- */
-package org.opendaylight.controller.cluster.datastore;
-
-import com.google.common.util.concurrent.ListenableFuture;
-import java.util.Collections;
-import java.util.List;
-import org.opendaylight.mdsal.common.api.CommitInfo;
-import org.opendaylight.yangtools.yang.common.Empty;
-import scala.concurrent.Future;
-
-/**
- * A {@link org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort}
- * instance given out for empty transactions.
- */
-final class NoOpDOMStoreThreePhaseCommitCohort extends AbstractThreePhaseCommitCohort<Object> {
- static final NoOpDOMStoreThreePhaseCommitCohort INSTANCE = new NoOpDOMStoreThreePhaseCommitCohort();
-
- private NoOpDOMStoreThreePhaseCommitCohort() {
- // Hidden to prevent instantiation
- }
-
- @Override
- public ListenableFuture<Boolean> canCommit() {
- return IMMEDIATE_BOOLEAN_SUCCESS;
- }
-
- @Override
- public ListenableFuture<Empty> preCommit() {
- return IMMEDIATE_EMPTY_SUCCESS;
- }
-
- @Override
- public ListenableFuture<Empty> abort() {
- return IMMEDIATE_EMPTY_SUCCESS;
- }
-
- @Override
- public ListenableFuture<CommitInfo> commit() {
- return CommitInfo.emptyFluentFuture();
- }
-
- @Override
- List<Future<Object>> getCohortFutures() {
- return Collections.emptyList();
- }
-}