BUG-5280: Create AbstractProxyHistory class

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / databroker / actors / dds / AbstractProxyTransaction.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/AbstractProxyTransaction.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/AbstractProxyTransaction.java
index cd104b597b15a8524bd84d07c37b20b5ebe2ad54..8ff8b8eff9cb5850d1c7a8bf5c39e408627355a4 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/AbstractProxyTransaction.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/databroker/actors/dds/AbstractProxyTransaction.java
@@ -7,12 +7,14 @@
  */
 package org.opendaylight.controller.cluster.databroker.actors.dds;
 
+import akka.actor.ActorRef;
 import com.google.common.base.Optional;
 import com.google.common.base.Preconditions;
 import com.google.common.base.Verify;
 import com.google.common.util.concurrent.CheckedFuture;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.SettableFuture;
+import java.util.function.Consumer;
 import org.opendaylight.controller.cluster.access.commands.TransactionAbortRequest;
 import org.opendaylight.controller.cluster.access.commands.TransactionAbortSuccess;
 import org.opendaylight.controller.cluster.access.commands.TransactionCanCommitSuccess;
@@ -21,14 +23,13 @@ import org.opendaylight.controller.cluster.access.commands.TransactionDoCommitRe
 import org.opendaylight.controller.cluster.access.commands.TransactionPreCommitRequest;
 import org.opendaylight.controller.cluster.access.commands.TransactionPreCommitSuccess;
 import org.opendaylight.controller.cluster.access.commands.TransactionRequest;
-import org.opendaylight.controller.cluster.access.concepts.LocalHistoryIdentifier;
 import org.opendaylight.controller.cluster.access.concepts.RequestFailure;
+import org.opendaylight.controller.cluster.access.concepts.Response;
 import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
 import org.opendaylight.yangtools.concepts.Identifiable;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
 
 /**
  * Class translating transaction operations towards a particular backend shard.
@@ -51,33 +52,8 @@ abstract class AbstractProxyTransaction implements Identifiable<TransactionIdent
         this.client = Preconditions.checkNotNull(client);
     }
 
-    /**
-     * Instantiate a new tracker for a transaction. This method bases its decision on which implementation to use
-     * based on provided {@link ShardBackendInfo}. If no information is present, it will choose the remote
-     * implementation, which is fine, as the queueing logic in ClientActorBehavior will hold on to the requests until
-     * the backend is located.
-     *
-     * @param client Client behavior
-     * @param historyId Local history identifier
-     * @param transactionId Transaction identifier
-     * @param backend Optional backend identifier
-     * @return A new state tracker
-     */
-    static AbstractProxyTransaction create(final DistributedDataStoreClientBehavior client,
-            final LocalHistoryIdentifier historyId, final long transactionId,
-            final java.util.Optional<ShardBackendInfo> backend) {
-
-        final java.util.Optional<DataTree> dataTree = backend.flatMap(ShardBackendInfo::getDataTree);
-        final TransactionIdentifier identifier = new TransactionIdentifier(historyId, transactionId);
-        if (dataTree.isPresent()) {
-            return new LocalProxyTransaction(client, identifier, dataTree.get().takeSnapshot());
-        } else {
-            return new RemoteProxyTransaction(client, identifier);
-        }
-    }
-
-    final DistributedDataStoreClientBehavior client() {
-        return client;
+    final ActorRef localActor() {
+        return client.self();
     }
 
     final long nextSequence() {
@@ -109,6 +85,10 @@ abstract class AbstractProxyTransaction implements Identifiable<TransactionIdent
         return doRead(path);
     }
 
+    final void sendRequest(final TransactionRequest<?> request, final Consumer<Response<?, ?>> completer) {
+        client.sendRequest(request, completer);
+    }
+
     /**
      * Seal this transaction before it is either
      */
@@ -141,7 +121,7 @@ abstract class AbstractProxyTransaction implements Identifiable<TransactionIdent
         checkSealed();
 
         final SettableFuture<Boolean> ret = SettableFuture.create();
-        client().sendRequest(Verify.verifyNotNull(doCommit(false)), t -> {
+        sendRequest(Verify.verifyNotNull(doCommit(false)), t -> {
             if (t instanceof TransactionCommitSuccess) {
                 ret.set(Boolean.TRUE);
             } else if (t instanceof RequestFailure) {
@@ -156,7 +136,7 @@ abstract class AbstractProxyTransaction implements Identifiable<TransactionIdent
     void abort(final VotingFuture<Void> ret) {
         checkSealed();
 
-        client.sendRequest(new TransactionAbortRequest(getIdentifier(), nextSequence(), client().self()), t -> {
+        sendRequest(new TransactionAbortRequest(getIdentifier(), nextSequence(), localActor()), t -> {
             if (t instanceof TransactionAbortSuccess) {
                 ret.voteYes();
             } else if (t instanceof RequestFailure) {
@@ -170,7 +150,7 @@ abstract class AbstractProxyTransaction implements Identifiable<TransactionIdent
     void canCommit(final VotingFuture<?> ret) {
         checkSealed();
 
-        client.sendRequest(Verify.verifyNotNull(doCommit(true)), t -> {
+        sendRequest(Verify.verifyNotNull(doCommit(true)), t -> {
             if (t instanceof TransactionCanCommitSuccess) {
                 ret.voteYes();
             } else if (t instanceof RequestFailure) {
@@ -184,7 +164,7 @@ abstract class AbstractProxyTransaction implements Identifiable<TransactionIdent
     void preCommit(final VotingFuture<?> ret) {
         checkSealed();
 
-        client.sendRequest(new TransactionPreCommitRequest(getIdentifier(), nextSequence(), client().self()), t-> {
+        sendRequest(new TransactionPreCommitRequest(getIdentifier(), nextSequence(), localActor()), t-> {
             if (t instanceof TransactionPreCommitSuccess) {
                 ret.voteYes();
             } else if (t instanceof RequestFailure) {
@@ -198,7 +178,7 @@ abstract class AbstractProxyTransaction implements Identifiable<TransactionIdent
     void doCommit(final VotingFuture<?> ret) {
         checkSealed();
 
-        client.sendRequest(new TransactionDoCommitRequest(getIdentifier(), nextSequence(), client().self()), t-> {
+        sendRequest(new TransactionDoCommitRequest(getIdentifier(), nextSequence(), localActor()), t-> {
             if (t instanceof TransactionCommitSuccess) {
                 ret.voteYes();
             } else if (t instanceof RequestFailure) {