package org.opendaylight.controller.cluster.datastore;
-import akka.actor.ActorRef;
import akka.actor.ActorSystem;
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
+import org.opendaylight.controller.cluster.datastore.identifiers.ShardManagerIdentifier;
+import org.opendaylight.controller.cluster.datastore.shardstrategy.ShardStrategyFactory;
+import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
import org.opendaylight.controller.sal.core.spi.data.DOMStore;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
/**
*
*/
-public class DistributedDataStore implements DOMStore {
- private final ActorRef shardManager;
-
- public DistributedDataStore(ActorSystem actorSystem, String type) {
- shardManager = actorSystem.actorOf(ShardManager.props(type));
- }
-
- @Override
- public <L extends AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(InstanceIdentifier path, L listener, AsyncDataBroker.DataChangeScope scope) {
- return new ListenerRegistrationProxy();
- }
-
- @Override
- public DOMStoreTransactionChain createTransactionChain() {
- return new TransactionChainProxy();
- }
-
- @Override
- public DOMStoreReadTransaction newReadOnlyTransaction() {
- return new TransactionProxy();
- }
-
- @Override
- public DOMStoreWriteTransaction newWriteOnlyTransaction() {
- return new TransactionProxy();
- }
-
- @Override
- public DOMStoreReadWriteTransaction newReadWriteTransaction() {
- return new TransactionProxy();
- }
+public class DistributedDataStore implements DOMStore, SchemaContextListener, AutoCloseable {
+
+ private static final Logger LOG = LoggerFactory.getLogger(DistributedDataStore.class);
+ public static final int REGISTER_DATA_CHANGE_LISTENER_TIMEOUT_FACTOR = 24; // 24 times the usual operation timeout
+
+ private final ActorContext actorContext;
+
+ public DistributedDataStore(ActorSystem actorSystem, ClusterWrapper cluster,
+ Configuration configuration, DatastoreContext datastoreContext) {
+ Preconditions.checkNotNull(actorSystem, "actorSystem should not be null");
+ Preconditions.checkNotNull(cluster, "cluster should not be null");
+ Preconditions.checkNotNull(configuration, "configuration should not be null");
+ Preconditions.checkNotNull(datastoreContext, "datastoreContext should not be null");
+
+ String type = datastoreContext.getDataStoreType();
+
+ String shardManagerId = ShardManagerIdentifier.builder().type(type).build().toString();
+
+ LOG.info("Creating ShardManager : {}", shardManagerId);
+
+ actorContext = new ActorContext(actorSystem, actorSystem.actorOf(
+ ShardManager.props(cluster, configuration, datastoreContext)
+ .withMailbox(ActorContext.MAILBOX), shardManagerId ),
+ cluster, configuration, datastoreContext);
+ }
+
+ public DistributedDataStore(ActorContext actorContext) {
+ this.actorContext = Preconditions.checkNotNull(actorContext, "actorContext should not be null");
+ }
+
+ @SuppressWarnings("unchecked")
+ @Override
+ public <L extends AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>>
+ ListenerRegistration<L> registerChangeListener(
+ final YangInstanceIdentifier path, L listener,
+ AsyncDataBroker.DataChangeScope scope) {
+
+ Preconditions.checkNotNull(path, "path should not be null");
+ Preconditions.checkNotNull(listener, "listener should not be null");
+
+ LOG.debug("Registering listener: {} for path: {} scope: {}", listener, path, scope);
+
+ String shardName = ShardStrategyFactory.getStrategy(path).findShard(path);
+
+ final DataChangeListenerRegistrationProxy listenerRegistrationProxy =
+ new DataChangeListenerRegistrationProxy(shardName, actorContext, listener);
+ listenerRegistrationProxy.init(path, scope);
+
+ return listenerRegistrationProxy;
+ }
+
+ @Override
+ public DOMStoreTransactionChain createTransactionChain() {
+ return new TransactionChainProxy(actorContext);
+ }
+
+ @Override
+ public DOMStoreReadTransaction newReadOnlyTransaction() {
+ return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_ONLY);
+ }
+
+ @Override
+ public DOMStoreWriteTransaction newWriteOnlyTransaction() {
+ actorContext.acquireTxCreationPermit();
+ return new TransactionProxy(actorContext, TransactionProxy.TransactionType.WRITE_ONLY);
+ }
+
+ @Override
+ public DOMStoreReadWriteTransaction newReadWriteTransaction() {
+ actorContext.acquireTxCreationPermit();
+ return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_WRITE);
+ }
+
+ @Override
+ public void onGlobalContextUpdated(SchemaContext schemaContext) {
+ actorContext.setSchemaContext(schemaContext);
+ }
+
+ @Override
+ public void close() throws Exception {
+ actorContext.shutdown();
+ }
+
+ @VisibleForTesting
+ ActorContext getActorContext() {
+ return actorContext;
+ }
}