X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FDistributedDataStore.java;h=780f28f358ec327f5ec6ab9cace63f769695e55a;hp=3c760f35b8a671be81239e48ef6936a1e065c065;hb=a4b4ae2880afda94538e0edea05310cd6ace2f4a;hpb=d6d463bdd587ae6eb8884c914787af061c6f2973

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
index 3c760f35b8..780f28f358 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
@@ -8,11 +8,15 @@
 
 package org.opendaylight.controller.cluster.datastore;
 
+import java.util.concurrent.Executors;
+
 import akka.actor.ActorRef;
 import akka.actor.ActorSystem;
+
 import org.opendaylight.controller.cluster.datastore.messages.RegisterChangeListener;
 import org.opendaylight.controller.cluster.datastore.messages.RegisterChangeListenerReply;
 import org.opendaylight.controller.cluster.datastore.messages.UpdateSchemaContext;
+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;
@@ -22,13 +26,16 @@ import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransactio
 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;
 
+import com.google.common.util.concurrent.ListeningExecutorService;
+import com.google.common.util.concurrent.MoreExecutors;
+
 /**
  *
  */
@@ -37,12 +44,30 @@ public class DistributedDataStore implements DOMStore, SchemaContextListener, Au
     private static final Logger
         LOG = LoggerFactory.getLogger(DistributedDataStore.class);
 
+    private static final int DEFAULT_EXECUTOR_POOL_SIZE = 10;
 
     private final String type;
     private final ActorContext actorContext;
 
-    public DistributedDataStore(ActorSystem actorSystem, String type) {
-        this(new ActorContext(actorSystem, actorSystem.actorOf(ShardManager.props(type))), type);
+    private SchemaContext schemaContext;
+
+
+
+    /**
+     * Executor used to run FutureTask's
+     *
+     * This is typically used when we need to make a request to an actor and
+     * wait for it's response and the consumer needs to be provided a Future.
+     *
+     * FIXME : Make the thread pool size configurable.
+     */
+    private final ListeningExecutorService executor =
+        MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(DEFAULT_EXECUTOR_POOL_SIZE));
+
+    public DistributedDataStore(ActorSystem actorSystem, String type, ClusterWrapper cluster, Configuration configuration) {
+        this(new ActorContext(actorSystem, actorSystem
+            .actorOf(ShardManager.props(type, cluster, configuration),
+                "shardmanager-" + type), cluster, configuration), type);
     }
 
     public DistributedDataStore(ActorContext actorContext, String type) {
@@ -52,46 +77,64 @@ public class DistributedDataStore implements DOMStore, SchemaContextListener, Au
 
 
     @Override
-    public <L extends AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(
-        InstanceIdentifier path, L listener,
+    public <L extends AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(
+        YangInstanceIdentifier path, L listener,
         AsyncDataBroker.DataChangeScope scope) {
 
         ActorRef dataChangeListenerActor = actorContext.getActorSystem().actorOf(
-            DataChangeListener.props());
+            DataChangeListener.props(schemaContext,listener,path ));
+
+        String shardName = ShardStrategyFactory.getStrategy(path).findShard(path);
 
-        Object result = actorContext.executeShardOperation(Shard.DEFAULT_NAME,
+        Object result = actorContext.executeLocalShardOperation(shardName,
             new RegisterChangeListener(path, dataChangeListenerActor.path(),
-                AsyncDataBroker.DataChangeScope.BASE),
+                scope).toSerializable(),
             ActorContext.ASK_DURATION
         );
 
-        RegisterChangeListenerReply reply = (RegisterChangeListenerReply) result;
-        return new DataChangeListenerRegistrationProxy(actorContext.actorSelection(reply.getListenerRegistrationPath()), listener);
+        if (result != null) {
+            RegisterChangeListenerReply reply = RegisterChangeListenerReply
+                .fromSerializable(actorContext.getActorSystem(), result);
+            return new DataChangeListenerRegistrationProxy(actorContext
+                .actorSelection(reply.getListenerRegistrationPath()), listener,
+                dataChangeListenerActor);
+        }
+
+        LOG.debug(
+            "No local shard for shardName {} was found so returning a noop registration",
+            shardName);
+        return new NoOpDataChangeListenerRegistration(listener);
     }
 
 
 
+
+
     @Override
     public DOMStoreTransactionChain createTransactionChain() {
-        return new TransactionChainProxy(actorContext);
+        return new TransactionChainProxy(actorContext, executor, schemaContext);
     }
 
     @Override
     public DOMStoreReadTransaction newReadOnlyTransaction() {
-        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_ONLY);
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_ONLY,
+            executor, schemaContext);
     }
 
     @Override
     public DOMStoreWriteTransaction newWriteOnlyTransaction() {
-        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.WRITE_ONLY);
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.WRITE_ONLY,
+            executor, schemaContext);
     }
 
     @Override
     public DOMStoreReadWriteTransaction newReadWriteTransaction() {
-        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_WRITE);
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_WRITE,
+            executor, schemaContext);
     }
 
     @Override public void onGlobalContextUpdated(SchemaContext schemaContext) {
+        this.schemaContext = schemaContext;
         actorContext.getShardManager().tell(
             new UpdateSchemaContext(schemaContext), null);
     }