X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FShardTransaction.java;h=360a10722c06df2c3e357631b43d89eac801a3d3;hb=a1ea6554ff025f333b171637b37a9ad87c7846ea;hp=835ad68bf2df2caf047055bf86eead5ce045bca2;hpb=5f0488294169c571a33bdb76ff19a3ca3e1e6bb6;p=controller.git
diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardTransaction.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardTransaction.java
index 835ad68bf2..360a10722c 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardTransaction.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardTransaction.java
@@ -9,15 +9,16 @@
package org.opendaylight.controller.cluster.datastore;
import akka.actor.ActorRef;
-import akka.actor.PoisonPill;
import akka.actor.Props;
import akka.event.Logging;
import akka.event.LoggingAdapter;
import akka.japi.Creator;
import com.google.common.base.Optional;
-import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.CheckedFuture;
+import org.opendaylight.controller.cluster.datastore.exceptions.UnknownMessageException;
import org.opendaylight.controller.cluster.datastore.messages.CloseTransaction;
-import org.opendaylight.controller.cluster.datastore.messages.CloseTransactionReply;
+import org.opendaylight.controller.cluster.datastore.messages.DataExists;
+import org.opendaylight.controller.cluster.datastore.messages.DataExistsReply;
import org.opendaylight.controller.cluster.datastore.messages.DeleteData;
import org.opendaylight.controller.cluster.datastore.messages.DeleteDataReply;
import org.opendaylight.controller.cluster.datastore.messages.MergeData;
@@ -34,15 +35,16 @@ import org.opendaylight.controller.cluster.datastore.modification.ImmutableCompo
import org.opendaylight.controller.cluster.datastore.modification.MergeModification;
import org.opendaylight.controller.cluster.datastore.modification.MutableCompositeModification;
import org.opendaylight.controller.cluster.datastore.modification.WriteModification;
+import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
+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 java.util.concurrent.ExecutionException;
-
/**
* The ShardTransaction Actor represents a remote transaction
*
@@ -65,166 +67,222 @@ import java.util.concurrent.ExecutionException;
*
{@link org.opendaylight.controller.cluster.datastore.messages.CloseTransaction}
*
*/
-public class ShardTransaction extends AbstractUntypedActor {
-
- private final ActorRef shardActor;
- private final SchemaContext schemaContext;
-
- // FIXME : see below
- // If transactionChain is not null then this transaction is part of a
- // transactionChain. Not really clear as to what that buys us
- private final DOMStoreTransactionChain transactionChain;
-
- private final DOMStoreReadWriteTransaction transaction;
-
- private final MutableCompositeModification modification =
- new MutableCompositeModification();
-
- private final LoggingAdapter log =
- Logging.getLogger(getContext().system(), this);
-
- public ShardTransaction(DOMStoreReadWriteTransaction transaction,
- ActorRef shardActor, SchemaContext schemaContext) {
- this(null, transaction, shardActor, schemaContext);
+public abstract class ShardTransaction extends AbstractUntypedActor {
+
+ private final ActorRef shardActor;
+ protected final SchemaContext schemaContext;
+
+ // FIXME : see below
+ // If transactionChain is not null then this transaction is part of a
+ // transactionChain. Not really clear as to what that buys us
+ private final DOMStoreTransactionChain transactionChain;
+
+
+ private final MutableCompositeModification modification =
+ new MutableCompositeModification();
+
+ private final LoggingAdapter log =
+ Logging.getLogger(getContext().system(), this);
+
+ protected ShardTransaction(
+ ActorRef shardActor, SchemaContext schemaContext) {
+ this(null, shardActor, schemaContext);
+ }
+
+ protected ShardTransaction(DOMStoreTransactionChain transactionChain,
+ ActorRef shardActor, SchemaContext schemaContext) {
+ this.transactionChain = transactionChain;
+ this.shardActor = shardActor;
+ this.schemaContext = schemaContext;
+ }
+
+
+
+ public static Props props(final DOMStoreReadTransaction transaction,
+ final ActorRef shardActor, final SchemaContext schemaContext) {
+ return Props.create(new Creator() {
+
+ @Override
+ public ShardTransaction create() throws Exception {
+ return new ShardReadTransaction(transaction, shardActor, schemaContext);
+ }
+ });
+ }
+
+ public static Props props(final DOMStoreTransactionChain transactionChain, final DOMStoreReadTransaction transaction,
+ final ActorRef shardActor, final SchemaContext schemaContext) {
+ return Props.create(new Creator() {
+
+ @Override
+ public ShardTransaction create() throws Exception {
+ return new ShardReadTransaction(transactionChain, transaction, shardActor, schemaContext);
+ }
+ });
+ }
+
+ public static Props props(final DOMStoreReadWriteTransaction transaction,
+ final ActorRef shardActor, final SchemaContext schemaContext) {
+ return Props.create(new Creator() {
+
+ @Override
+ public ShardTransaction create() throws Exception {
+ return new ShardReadWriteTransaction(transaction, shardActor, schemaContext);
+ }
+ });
+ }
+
+ public static Props props(final DOMStoreTransactionChain transactionChain, final DOMStoreReadWriteTransaction transaction,
+ final ActorRef shardActor, final SchemaContext schemaContext) {
+ return Props.create(new Creator() {
+
+ @Override
+ public ShardTransaction create() throws Exception {
+ return new ShardReadWriteTransaction(transactionChain, transaction, shardActor, schemaContext);
+ }
+ });
+ }
+
+
+ public static Props props(final DOMStoreWriteTransaction transaction,
+ final ActorRef shardActor, final SchemaContext schemaContext) {
+ return Props.create(new Creator() {
+
+ @Override
+ public ShardTransaction create() throws Exception {
+ return new ShardWriteTransaction(transaction, shardActor, schemaContext);
+ }
+ });
+ }
+
+ public static Props props(final DOMStoreTransactionChain transactionChain, final DOMStoreWriteTransaction transaction,
+ final ActorRef shardActor, final SchemaContext schemaContext) {
+ return Props.create(new Creator() {
+
+ @Override
+ public ShardTransaction create() throws Exception {
+ return new ShardWriteTransaction(transactionChain, transaction, shardActor, schemaContext);
+ }
+ });
+ }
+
+
+ @Override
+ public void handleReceive(Object message) throws Exception {
+ if (message.getClass().equals(CloseTransaction.SERIALIZABLE_CLASS)) {
+ closeTransaction(new CloseTransaction());
+ } else if (message instanceof GetCompositedModification) {
+ // This is here for testing only
+ getSender().tell(new GetCompositeModificationReply(
+ new ImmutableCompositeModification(modification)), getSelf());
+ }else{
+ throw new UnknownMessageException(message);
}
+ }
+
+ abstract protected void closeTransaction(CloseTransaction message);
+
+ protected void readData(DOMStoreReadTransaction transaction,ReadData message) {
+ final ActorRef sender = getSender();
+ final ActorRef self = getSelf();
+ final YangInstanceIdentifier path = message.getPath();
+ final CheckedFuture>, ReadFailedException> future =
+ transaction.read(path);
+
+ future.addListener(new Runnable() {
+ @Override
+ public void run() {
+ try {
+ Optional> optional = future.checkedGet();
+ if (optional.isPresent()) {
+ sender.tell(new ReadDataReply(schemaContext,optional.get()).toSerializable(), self);
+ } else {
+ sender.tell(new ReadDataReply(schemaContext,null).toSerializable(), self);
+ }
+ } catch (Exception e) {
+ sender.tell(new akka.actor.Status.Failure(e),self);
+ }
- public ShardTransaction(DOMStoreTransactionChain transactionChain, DOMStoreReadWriteTransaction transaction,
- ActorRef shardActor, SchemaContext schemaContext) {
- this.transactionChain = transactionChain;
- this.transaction = transaction;
- this.shardActor = shardActor;
- this.schemaContext = schemaContext;
- }
-
-
-
- public static Props props(final DOMStoreReadWriteTransaction transaction,
- final ActorRef shardActor, final SchemaContext schemaContext) {
- return Props.create(new Creator() {
-
- @Override
- public ShardTransaction create() throws Exception {
- return new ShardTransaction(transaction, shardActor, schemaContext);
- }
- });
- }
-
- public static Props props(final DOMStoreTransactionChain transactionChain, final DOMStoreReadWriteTransaction transaction,
- final ActorRef shardActor, final SchemaContext schemaContext) {
- return Props.create(new Creator() {
-
- @Override
- public ShardTransaction create() throws Exception {
- return new ShardTransaction(transactionChain, transaction, shardActor, schemaContext);
- }
- });
- }
+ }
+ }, getContext().dispatcher());
+ }
+ protected void dataExists(DOMStoreReadTransaction transaction, DataExists message) {
+ final YangInstanceIdentifier path = message.getPath();
- @Override
- public void handleReceive(Object message) throws Exception {
- if (message instanceof ReadData) {
- readData((ReadData) message);
- } else if (WriteData.SERIALIZABLE_CLASS.equals(message.getClass())) {
- writeData(WriteData.fromSerializable(message, schemaContext));
- } else if (MergeData.SERIALIZABLE_CLASS.equals(message.getClass())) {
- mergeData(MergeData.fromSerializable(message, schemaContext));
- } else if (DeleteData.SERIALIZABLE_CLASS.equals(message.getClass())) {
- deleteData(DeleteData.fromSerizalizable(message));
- } else if (message instanceof ReadyTransaction) {
- readyTransaction((ReadyTransaction) message);
- } else if (message instanceof CloseTransaction) {
- closeTransaction((CloseTransaction) message);
- } else if (message instanceof GetCompositedModification) {
- // This is here for testing only
- getSender().tell(new GetCompositeModificationReply(
- new ImmutableCompositeModification(modification)), getSelf());
+ try {
+ Boolean exists = transaction.exists(path).checkedGet();
+ getSender().tell(new DataExistsReply(exists).toSerializable(), getSelf());
+ } catch (ReadFailedException e) {
+ getSender().tell(new akka.actor.Status.Failure(e),getSelf());
}
- }
- private void readData(ReadData message) {
- final ActorRef sender = getSender();
- final ActorRef self = getSelf();
- final InstanceIdentifier path = message.getPath();
- final ListenableFuture>> future =
- transaction.read(path);
-
- future.addListener(new Runnable() {
- @Override
- public void run() {
- try {
- Optional> optional = future.get();
- if (optional.isPresent()) {
- sender.tell(new ReadDataReply(optional.get()), self);
- } else {
- sender.tell(new ReadDataReply(null), self);
- }
- } catch (InterruptedException | ExecutionException e) {
- log.error(e,
- "An exception happened when reading data from path : "
- + path.toString());
- }
-
- }
- }, getContext().dispatcher());
}
+ protected void writeData(DOMStoreWriteTransaction transaction, WriteData message) {
+ modification.addModification(
+ new WriteModification(message.getPath(), message.getData(),schemaContext));
+ LOG.debug("writeData at path : " + message.getPath().toString());
- private void writeData(WriteData message) {
- modification.addModification(
- new WriteModification(message.getPath(), message.getData(),schemaContext));
+ try {
transaction.write(message.getPath(), message.getData());
- getSender().tell(new WriteDataReply(), getSelf());
+ getSender().tell(new WriteDataReply().toSerializable(), getSelf());
+ }catch(Exception e){
+ getSender().tell(new akka.actor.Status.Failure(e), getSelf());
}
+ }
- private void mergeData(MergeData message) {
- modification.addModification(
- new MergeModification(message.getPath(), message.getData(), schemaContext));
+ protected void mergeData(DOMStoreWriteTransaction transaction, MergeData message) {
+ modification.addModification(
+ new MergeModification(message.getPath(), message.getData(), schemaContext));
+ LOG.debug("mergeData at path : " + message.getPath().toString());
+ try {
transaction.merge(message.getPath(), message.getData());
- getSender().tell(new MergeDataReply(), getSelf());
+ getSender().tell(new MergeDataReply().toSerializable(), getSelf());
+ }catch(Exception e){
+ getSender().tell(new akka.actor.Status.Failure(e), getSelf());
}
+ }
- private void deleteData(DeleteData message) {
- modification.addModification(new DeleteModification(message.getPath()));
+ protected void deleteData(DOMStoreWriteTransaction transaction, DeleteData message) {
+ LOG.debug("deleteData at path : " + message.getPath().toString());
+ modification.addModification(new DeleteModification(message.getPath()));
+ try {
transaction.delete(message.getPath());
- getSender().tell(new DeleteDataReply(), getSelf());
+ getSender().tell(new DeleteDataReply().toSerializable(), getSelf());
+ }catch(Exception e){
+ getSender().tell(new akka.actor.Status.Failure(e), getSelf());
}
+ }
- private void readyTransaction(ReadyTransaction message) {
- DOMStoreThreePhaseCommitCohort cohort = transaction.ready();
- ActorRef cohortActor = getContext().actorOf(
- ThreePhaseCommitCohort.props(cohort, shardActor, modification), "cohort");
- getSender()
- .tell(new ReadyTransactionReply(cohortActor.path()), getSelf());
-
- }
+ protected void readyTransaction(DOMStoreWriteTransaction transaction, ReadyTransaction message) {
+ DOMStoreThreePhaseCommitCohort cohort = transaction.ready();
+ ActorRef cohortActor = getContext().actorOf(
+ ThreePhaseCommitCohort.props(cohort, shardActor, modification), "cohort");
+ getSender()
+ .tell(new ReadyTransactionReply(cohortActor.path()).toSerializable(), getSelf());
- private void closeTransaction(CloseTransaction message) {
- transaction.close();
- getSender().tell(new CloseTransactionReply(), getSelf());
- getSelf().tell(PoisonPill.getInstance(), getSelf());
- }
+ }
- // These classes are in here for test purposes only
+ // These classes are in here for test purposes only
- static class GetCompositedModification {
+ static class GetCompositedModification {
- }
+ }
- static class GetCompositeModificationReply {
- private final CompositeModification modification;
+ static class GetCompositeModificationReply {
+ private final CompositeModification modification;
- GetCompositeModificationReply(CompositeModification modification) {
- this.modification = modification;
- }
+ GetCompositeModificationReply(CompositeModification modification) {
+ this.modification = modification;
+ }
- public CompositeModification getModification() {
- return modification;
- }
+ public CompositeModification getModification() {
+ return modification;
}
+ }
}