import java.util.Optional;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
-import java.util.concurrent.atomic.AtomicLong;
+import java.util.concurrent.atomic.AtomicLongFieldUpdater;
import javax.annotation.Nonnull;
+import org.opendaylight.controller.cluster.access.concepts.LocalHistoryIdentifier;
import org.opendaylight.controller.cluster.access.concepts.MemberName;
-import org.opendaylight.controller.cluster.datastore.identifiers.TransactionIdentifier;
+import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
import org.opendaylight.controller.cluster.datastore.messages.PrimaryShardInfo;
import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
*/
abstract class AbstractTransactionContextFactory<F extends LocalTransactionFactory> implements AutoCloseable {
private static final Logger LOG = LoggerFactory.getLogger(AbstractTransactionContextFactory.class);
- private static final MemberName UNKNOWN_MEMBER = MemberName.forName("UNKNOWN-MEMBER");
-
- protected static final AtomicLong TX_COUNTER = new AtomicLong();
+ @SuppressWarnings("rawtypes")
+ private static final AtomicLongFieldUpdater<AbstractTransactionContextFactory> TX_COUNTER_UPDATER =
+ AtomicLongFieldUpdater.newUpdater(AbstractTransactionContextFactory.class, "nextTx");
private final ConcurrentMap<String, F> knownLocal = new ConcurrentHashMap<>();
+ private final LocalHistoryIdentifier historyId;
private final ActorContext actorContext;
- protected AbstractTransactionContextFactory(final ActorContext actorContext) {
+ // Used via TX_COUNTER_UPDATER
+ @SuppressWarnings("unused")
+ private volatile long nextTx;
+
+ protected AbstractTransactionContextFactory(final ActorContext actorContext,
+ final LocalHistoryIdentifier historyId) {
this.actorContext = Preconditions.checkNotNull(actorContext);
+ this.historyId = Preconditions.checkNotNull(historyId);
}
final ActorContext getActorContext() {
return actorContext;
}
+ final LocalHistoryIdentifier getHistoryId() {
+ return historyId;
+ }
+
private TransactionContext maybeCreateLocalTransactionContext(final TransactionProxy parent, final String shardName) {
final LocalTransactionFactory local = knownLocal.get(shardName);
if (local != null) {
- if(LOG.isDebugEnabled()) {
- LOG.debug("Tx {} - Creating local component for shard {} using factory {}",
- parent.getIdentifier(), shardName, local);
- }
+ LOG.debug("Tx {} - Creating local component for shard {} using factory {}", parent.getIdentifier(),
+ shardName, local);
try {
return createLocalTransactionContext(local, parent);
}
}
- protected MemberName getMemberName() {
- final MemberName ret = getActorContext().getCurrentMemberName();
- return ret == null ? UNKNOWN_MEMBER : ret;
+ protected final MemberName getMemberName() {
+ return historyId.getClientId().getFrontendId().getMemberName();
}
/**
* factory.
* @return Transaction identifier, may not be null.
*/
- protected abstract TransactionIdentifier nextIdentifier();
+ protected final TransactionIdentifier nextIdentifier() {
+ return new TransactionIdentifier(historyId, TX_COUNTER_UPDATER.getAndIncrement(this));
+ }
/**
* Find the primary shard actor.