/* * Copyright (c) 2016 Cisco 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.md.sal.dom.broker.impl.legacy.sharded.adapter; import static com.google.common.base.Preconditions.checkNotNull; import java.util.Collections; import java.util.Map; import java.util.concurrent.atomic.AtomicLong; import javax.annotation.Nonnull; import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType; import org.opendaylight.controller.md.sal.common.api.data.TransactionChainListener; import org.opendaylight.controller.md.sal.dom.api.DOMDataBroker; import org.opendaylight.controller.md.sal.dom.api.DOMDataBrokerExtension; import org.opendaylight.controller.md.sal.dom.api.DOMDataChangeListener; import org.opendaylight.controller.md.sal.dom.api.DOMDataReadOnlyTransaction; import org.opendaylight.controller.md.sal.dom.api.DOMDataReadWriteTransaction; import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction; import org.opendaylight.controller.md.sal.dom.api.DOMTransactionChain; import org.opendaylight.controller.sal.core.api.model.SchemaService; import org.opendaylight.mdsal.dom.broker.ShardedDOMDataBrokerAdapter; import org.opendaylight.yangtools.concepts.ListenerRegistration; import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier; /** * DOMDataBroker implementation that forwards calls to * {@link org.opendaylight.mdsal.dom.broker.ShardedDOMDataBrokerAdapter}, * which in turn translates calls to shard aware implementation of * {@link org.opendaylight.mdsal.dom.api.DOMDataTreeService} * *
* The incompatibility between first and latter APIs, puts restriction on {@link DOMDataReadWriteTransaction}
* and {@link DOMDataReadOnlyTransaction} provided by this data broker. See
* {@link ShardedDOMDataBrokerDelegatingReadWriteTransaction}
* and {@link ShardedDOMDataBrokerDelegatingReadTransaction} respectively.
*/
// FIXME try to refactor some of the implementation to abstract class for better reusability
public class LegacyShardedDOMDataBrokerAdapter implements DOMDataBroker {
private final org.opendaylight.mdsal.dom.api.DOMDataBroker delegateDataBroker;
private final SchemaService schemaService;
private final AtomicLong txNum = new AtomicLong();
private final AtomicLong chainNum = new AtomicLong();
public LegacyShardedDOMDataBrokerAdapter(final ShardedDOMDataBrokerAdapter delegateDataBroker,
final SchemaService schemaService) {
this.delegateDataBroker = checkNotNull(delegateDataBroker);
this.schemaService = checkNotNull(schemaService);
}
@Override
public DOMDataReadOnlyTransaction newReadOnlyTransaction() {
return new ShardedDOMDataBrokerDelegatingReadTransaction(newTransactionIdentifier(),
delegateDataBroker.newReadOnlyTransaction());
}
@Override
public DOMDataReadWriteTransaction newReadWriteTransaction() {
return new ShardedDOMDataBrokerDelegatingReadWriteTransaction(newTransactionIdentifier(),
schemaService.getGlobalContext(),
newReadOnlyTransaction(),
newWriteOnlyTransaction());
}
@Override
public DOMDataWriteTransaction newWriteOnlyTransaction() {
return new ShardedDOMDataBrokerDelegatingWriteTransaction(newTransactionIdentifier(),
delegateDataBroker.newWriteOnlyTransaction());
}
@Override
public ListenerRegistration