2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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 */package org.opendaylight.controller.md.sal.dom.broker.impl;
9 import com.google.common.base.Optional;
10 import com.google.common.util.concurrent.CheckedFuture;
12 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
13 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
14 import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction;
15 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
16 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
17 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
21 * Read-Write Transaction, which is composed of several
22 * {@link DOMStoreReadWriteTransaction} transactions. Subtransaction is selected by
23 * {@link LogicalDatastoreType} type parameter in:
26 * <li>{@link #read(LogicalDatastoreType, YangInstanceIdentifier)}
27 * <li>{@link #put(LogicalDatastoreType, YangInstanceIdentifier, NormalizedNode)}
28 * <li>{@link #delete(LogicalDatastoreType, YangInstanceIdentifier)}
29 * <li>{@link #merge(LogicalDatastoreType, YangInstanceIdentifier, NormalizedNode)}
31 * {@link #commit()} will result in invocation of
32 * {@link DOMDataCommitImplementation#submit(org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction, Iterable)}
33 * invocation with all {@link org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort} for underlying
37 final class DOMForwardedReadWriteTransaction extends DOMForwardedWriteTransaction<DOMStoreReadWriteTransaction> implements DOMDataReadWriteTransaction {
38 protected DOMForwardedReadWriteTransaction(final Object identifier,
39 final Map<LogicalDatastoreType, DOMStoreReadWriteTransaction> backingTxs,
40 final AbstractDOMForwardedTransactionFactory<?> commitImpl) {
41 super(identifier, backingTxs, commitImpl);
45 public CheckedFuture<Optional<NormalizedNode<?,?>>, ReadFailedException> read(
46 final LogicalDatastoreType store, final YangInstanceIdentifier path) {
47 return getSubtransaction(store).read(path);
51 public CheckedFuture<Boolean, ReadFailedException> exists(
52 final LogicalDatastoreType store,
53 final YangInstanceIdentifier path) {
54 return getSubtransaction(store).exists(path);