opendaylight/md-sal/sal-inmemory-datastore/src/main/java/org/opendaylight/controller/md/sal/dom/store/impl/DOMStoreTransactionChainImpl.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 package org.opendaylight.controller.md.sal.dom.store.impl;
   9
  10 import com.google.common.base.Preconditions;
  11 import org.opendaylight.controller.sal.core.spi.data.AbstractSnapshotBackedTransactionChain;
  12 import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
  13 import org.opendaylight.controller.sal.core.spi.data.SnapshotBackedWriteTransaction;
  14 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeModification;
  15 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeSnapshot;
  16
  17 final class DOMStoreTransactionChainImpl extends AbstractSnapshotBackedTransactionChain<String> {
  18     private final InMemoryDOMDataStore store;
  19
  20     DOMStoreTransactionChainImpl(final InMemoryDOMDataStore store) {
  21         this.store = Preconditions.checkNotNull(store);
  22     }
  23
  24     @Override
  25     protected DOMStoreThreePhaseCommitCohort createCohort(final SnapshotBackedWriteTransaction<String> tx,
  26                                                           final DataTreeModification modification,
  27                                                           final Exception operationError) {
  28         return new ChainedTransactionCommitImpl(store, tx, modification, this, operationError);
  29     }
  30
  31     @Override
  32     protected DataTreeSnapshot takeSnapshot() {
  33         return store.takeSnapshot();
  34     }
  35
  36     @Override
  37     protected String nextTransactionIdentifier() {
  38         return store.nextIdentifier();
  39     }
  40
  41     @Override
  42     protected boolean getDebugTransactions() {
  43         return store.getDebugTransactions();
  44     }
  45
  46     void transactionCommited(final SnapshotBackedWriteTransaction<String> transaction) {
  47         super.onTransactionCommited(transaction);
  48     }
  49 }