Split out TransactionContext classes

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / ShardWriteTransaction.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardWriteTransaction.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardWriteTransaction.java
index 21c210daf252fc4633b12882bb18dfea99779aa5..95c7ae10c0c4f394a219cd4ae2afec78c62ed1c7 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardWriteTransaction.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/ShardWriteTransaction.java
@@ -11,6 +11,7 @@
 package org.opendaylight.controller.cluster.datastore;
 
 import akka.actor.ActorRef;
+import akka.actor.PoisonPill;
 import org.opendaylight.controller.cluster.datastore.jmx.mbeans.shard.ShardStats;
 import org.opendaylight.controller.cluster.datastore.messages.DeleteData;
 import org.opendaylight.controller.cluster.datastore.messages.DeleteDataReply;
@@ -41,8 +42,9 @@ public class ShardWriteTransaction extends ShardTransaction {
     private final DOMStoreWriteTransaction transaction;
 
     public ShardWriteTransaction(DOMStoreWriteTransaction transaction, ActorRef shardActor,
-            SchemaContext schemaContext, ShardStats shardStats, String transactionID) {
-        super(shardActor, schemaContext, shardStats, transactionID);
+            SchemaContext schemaContext, ShardStats shardStats, String transactionID,
+            short clientTxVersion) {
+        super(shardActor, schemaContext, shardStats, transactionID, clientTxVersion);
         this.transaction = transaction;
     }
 
@@ -64,19 +66,19 @@ public class ShardWriteTransaction extends ShardTransaction {
             deleteData(transaction, (DeleteData) message, !SERIALIZED_REPLY);
 
         } else if (message instanceof ReadyTransaction) {
-            readyTransaction(transaction, new ReadyTransaction(), !SERIALIZED_REPLY);
+            readyTransaction(transaction, !SERIALIZED_REPLY);
 
-        } else if(WriteData.SERIALIZABLE_CLASS.equals(message.getClass())) {
-            writeData(transaction, WriteData.fromSerializable(message, getSchemaContext()), SERIALIZED_REPLY);
+        } else if(WriteData.isSerializedType(message)) {
+            writeData(transaction, WriteData.fromSerializable(message), SERIALIZED_REPLY);
 
-        } else if(MergeData.SERIALIZABLE_CLASS.equals(message.getClass())) {
-            mergeData(transaction, MergeData.fromSerializable(message, getSchemaContext()), SERIALIZED_REPLY);
+        } else if(MergeData.isSerializedType(message)) {
+            mergeData(transaction, MergeData.fromSerializable(message), SERIALIZED_REPLY);
 
-        } else if(DeleteData.SERIALIZABLE_CLASS.equals(message.getClass())) {
+        } else if(DeleteData.isSerializedType(message)) {
             deleteData(transaction, DeleteData.fromSerializable(message), SERIALIZED_REPLY);
 
         } else if(ReadyTransaction.SERIALIZABLE_CLASS.equals(message.getClass())) {
-            readyTransaction(transaction, new ReadyTransaction(), SERIALIZED_REPLY);
+            readyTransaction(transaction, SERIALIZED_REPLY);
 
         } else if (message instanceof GetCompositedModification) {
             // This is here for testing only
@@ -87,59 +89,66 @@ public class ShardWriteTransaction extends ShardTransaction {
         }
     }
 
-    private void writeData(DOMStoreWriteTransaction transaction, WriteData message, boolean returnSerialized) {
+    private void writeData(DOMStoreWriteTransaction transaction, WriteData message,
+            boolean returnSerialized) {
+        LOG.debug("writeData at path : {}", message.getPath());
+
         modification.addModification(
                 new WriteModification(message.getPath(), message.getData(), getSchemaContext()));
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("writeData at path : " + message.getPath().toString());
-        }
         try {
             transaction.write(message.getPath(), message.getData());
-            WriteDataReply writeDataReply = new WriteDataReply();
-            getSender().tell(returnSerialized ? writeDataReply.toSerializable() : writeDataReply,
-                getSelf());
+            WriteDataReply writeDataReply = WriteDataReply.INSTANCE;
+            getSender().tell(returnSerialized ? writeDataReply.toSerializable(message.getVersion()) :
+                writeDataReply, getSelf());
         }catch(Exception e){
             getSender().tell(new akka.actor.Status.Failure(e), getSelf());
         }
     }
 
-    private void mergeData(DOMStoreWriteTransaction transaction, MergeData message, boolean returnSerialized) {
+    private void mergeData(DOMStoreWriteTransaction transaction, MergeData message,
+            boolean returnSerialized) {
+        LOG.debug("mergeData at path : {}", message.getPath());
+
         modification.addModification(
                 new MergeModification(message.getPath(), message.getData(), getSchemaContext()));
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("mergeData at path : " + message.getPath().toString());
-        }
+
         try {
             transaction.merge(message.getPath(), message.getData());
-            MergeDataReply mergeDataReply = new MergeDataReply();
-            getSender().tell(returnSerialized ? mergeDataReply.toSerializable() : mergeDataReply ,
-                getSelf());
+            MergeDataReply mergeDataReply = MergeDataReply.INSTANCE;
+            getSender().tell(returnSerialized ? mergeDataReply.toSerializable(message.getVersion()) :
+                mergeDataReply, getSelf());
         }catch(Exception e){
             getSender().tell(new akka.actor.Status.Failure(e), getSelf());
         }
     }
 
-    private void deleteData(DOMStoreWriteTransaction transaction, DeleteData message, boolean returnSerialized) {
-        if(LOG.isDebugEnabled()) {
-            LOG.debug("deleteData at path : " + message.getPath().toString());
-        }
+    private void deleteData(DOMStoreWriteTransaction transaction, DeleteData message,
+            boolean returnSerialized) {
+        LOG.debug("deleteData at path : {}", message.getPath());
+
         modification.addModification(new DeleteModification(message.getPath()));
         try {
             transaction.delete(message.getPath());
-            DeleteDataReply deleteDataReply = new DeleteDataReply();
-            getSender().tell(returnSerialized ? deleteDataReply.toSerializable() : deleteDataReply,
-                getSelf());
+            DeleteDataReply deleteDataReply = DeleteDataReply.INSTANCE;
+            getSender().tell(returnSerialized ? deleteDataReply.toSerializable(message.getVersion()) :
+                deleteDataReply, getSelf());
         }catch(Exception e){
             getSender().tell(new akka.actor.Status.Failure(e), getSelf());
         }
     }
 
-    private void readyTransaction(DOMStoreWriteTransaction transaction, ReadyTransaction message, boolean returnSerialized) {
+    private void readyTransaction(DOMStoreWriteTransaction transaction, boolean returnSerialized) {
+        String transactionID = getTransactionID();
+
+        LOG.debug("readyTransaction : {}", transactionID);
+
         DOMStoreThreePhaseCommitCohort cohort =  transaction.ready();
 
-        getShardActor().forward(new ForwardedReadyTransaction(
-            getTransactionID(), cohort, modification, returnSerialized),
-                getContext());
+        getShardActor().forward(new ForwardedReadyTransaction(transactionID, getClientTxVersion(),
+                cohort, modification, returnSerialized), getContext());
+
+        // The shard will handle the commit from here so we're no longer needed - self-destruct.
+        getSelf().tell(PoisonPill.getInstance(), getSelf());
     }
 
     // These classes are in here for test purposes only