opendaylight/md-sal/sal-distributed-datastore/src/test/java/org/opendaylight/controller/cluster/datastore/modification/AbstractModificationTest.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
   9 package org.opendaylight.controller.cluster.datastore.modification;
  10
  11 import com.google.common.base.Optional;
  12 import com.google.common.util.concurrent.ListenableFuture;
  13 import com.google.common.util.concurrent.MoreExecutors;
  14 import org.junit.Before;
  15 import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
  16 import org.opendaylight.mdsal.dom.spi.store.DOMStoreReadTransaction;
  17 import org.opendaylight.mdsal.dom.spi.store.DOMStoreThreePhaseCommitCohort;
  18 import org.opendaylight.mdsal.dom.spi.store.DOMStoreWriteTransaction;
  19 import org.opendaylight.mdsal.dom.store.inmemory.InMemoryDOMDataStore;
  20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  21 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  22
  23 public abstract class AbstractModificationTest {
  24
  25     protected InMemoryDOMDataStore store;
  26
  27     @Before
  28     public void setUp() {
  29         store = new InMemoryDOMDataStore("test", MoreExecutors.newDirectExecutorService());
  30         store.onGlobalContextUpdated(TestModel.createTestContext());
  31     }
  32
  33     protected void commitTransaction(final DOMStoreWriteTransaction transaction) {
  34         DOMStoreThreePhaseCommitCohort cohort = transaction.ready();
  35         cohort.preCommit();
  36         cohort.commit();
  37     }
  38
  39     protected Optional<NormalizedNode<?, ?>> readData(final YangInstanceIdentifier path) throws Exception {
  40         DOMStoreReadTransaction transaction = store.newReadOnlyTransaction();
  41         ListenableFuture<Optional<NormalizedNode<?, ?>>> future = transaction.read(path);
  42         return future.get();
  43     }
  44 }