git.opendaylight Code Review - controller.git/blob

   1 /*
   2  * Copyright (c) 2015 Brocade Communications 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.cluster.datastore;
   9
  10 import static java.util.Objects.requireNonNull;
  11
  12 import java.util.concurrent.atomic.AtomicLong;
  13 import org.apache.pekko.actor.AbstractActor.ActorContext;
  14 import org.apache.pekko.actor.ActorRef;
  15 import org.opendaylight.controller.cluster.access.concepts.ClientIdentifier;
  16 import org.opendaylight.controller.cluster.access.concepts.FrontendIdentifier;
  17 import org.opendaylight.controller.cluster.access.concepts.LocalHistoryIdentifier;
  18 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
  19
  20 /**
  21  * A factory for creating ShardTransaction actors.
  22  *
  23  * @author Thomas Pantelis
  24  */
  25 @Deprecated(since = "9.0.0", forRemoval = true)
  26 final class ShardTransactionActorFactory {
  27     private static final AtomicLong ACTOR_NAME_COUNTER = new AtomicLong();
  28
  29     private final ShardDataTree dataTree;
  30     private final DatastoreContext datastoreContext;
  31     private final String txnDispatcherPath;
  32     private final ShardStats shardMBean;
  33     private final ActorContext actorContext;
  34     private final ActorRef shardActor;
  35     private final String shardName;
  36
  37     ShardTransactionActorFactory(final ShardDataTree dataTree, final DatastoreContext datastoreContext,
  38             final String txnDispatcherPath, final ActorRef shardActor, final ActorContext actorContext,
  39             final ShardStats shardMBean, final String shardName) {
  40         this.dataTree = requireNonNull(dataTree);
  41         this.datastoreContext = requireNonNull(datastoreContext);
  42         this.txnDispatcherPath = requireNonNull(txnDispatcherPath);
  43         this.shardMBean = requireNonNull(shardMBean);
  44         this.actorContext = requireNonNull(actorContext);
  45         this.shardActor = requireNonNull(shardActor);
  46         this.shardName = requireNonNull(shardName);
  47     }
  48
  49     private String actorNameFor(final TransactionIdentifier txId) {
  50         final LocalHistoryIdentifier historyId = txId.getHistoryId();
  51         final ClientIdentifier clientId = historyId.getClientId();
  52         final FrontendIdentifier frontendId = clientId.getFrontendId();
  53
  54         final StringBuilder sb = new StringBuilder("shard-");
  55         sb.append(shardName).append('-')
  56             .append(frontendId.getMemberName().getName()).append(':')
  57             .append(frontendId.getClientType().getName()).append('@')
  58             .append(clientId.getGeneration()).append(':');
  59         if (historyId.getHistoryId() != 0) {
  60             sb.append(historyId.getHistoryId()).append('-');
  61         }
  62
  63         return sb.append(txId.getTransactionId()).append('_').append(ACTOR_NAME_COUNTER.incrementAndGet()).toString();
  64     }
  65
  66     ActorRef newShardTransaction(final TransactionType type, final TransactionIdentifier transactionID) {
  67         final AbstractShardDataTreeTransaction<?> transaction = switch (type) {
  68             case READ_ONLY -> dataTree.newReadOnlyTransaction(transactionID);
  69             case READ_WRITE, WRITE_ONLY -> dataTree.newReadWriteTransaction(transactionID);
  70             default -> throw new IllegalArgumentException("Unsupported transaction type " + type);
  71         };
  72         return actorContext.actorOf(ShardTransaction.props(type, transaction, shardActor, datastoreContext, shardMBean)
  73             .withDispatcher(txnDispatcherPath), actorNameFor(transactionID));
  74     }
  75 }