Use YangInstanceIdentifier.EMPTY

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

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CreateTransaction.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CreateTransaction.java
index bf82e660369c8d4f89e5cf48b22f6555f89bb65e..bad7cfad91341f8f4e675ff07c940e09c0b5d901 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CreateTransaction.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/CreateTransaction.java
@@ -8,36 +8,28 @@
 
 package org.opendaylight.controller.cluster.datastore.messages;
 
-
+import com.google.common.base.Preconditions;
+import java.io.IOException;
+import java.io.ObjectInput;
+import java.io.ObjectOutput;
 import org.opendaylight.controller.protobuff.messages.transaction.ShardTransactionMessages;
 
+public class CreateTransaction extends VersionedExternalizableMessage {
+    private static final long serialVersionUID = 1L;
 
-public class CreateTransaction implements SerializableMessage {
-    public static final Class<ShardTransactionMessages.CreateTransaction> SERIALIZABLE_CLASS =
-            ShardTransactionMessages.CreateTransaction.class;
-
-    public static final int HELIUM_1_VERSION = 1;
-    public static final int CURRENT_VERSION = HELIUM_1_VERSION;
-
-    private final String transactionId;
-    private final int transactionType;
-    private final String transactionChainId;
-    private final int version;
-
-    public CreateTransaction(String transactionId, int transactionType) {
-        this(transactionId, transactionType, "");
-    }
+    private String transactionId;
+    private int transactionType;
+    private String transactionChainId;
 
-    public CreateTransaction(String transactionId, int transactionType, String transactionChainId) {
-        this(transactionId, transactionType, transactionChainId, CURRENT_VERSION);
+    public CreateTransaction() {
     }
 
-    private CreateTransaction(String transactionId, int transactionType, String transactionChainId,
-            int version) {
-        this.transactionId = transactionId;
+    public CreateTransaction(String transactionId, int transactionType, String transactionChainId,
+            short version) {
+        super(version);
+        this.transactionId = Preconditions.checkNotNull(transactionId);
         this.transactionType = transactionType;
-        this.transactionChainId = transactionChainId;
-        this.version = version;
+        this.transactionChainId = transactionChainId != null ? transactionChainId : "";
     }
 
     public String getTransactionId() {
@@ -48,28 +40,53 @@ public class CreateTransaction implements SerializableMessage {
         return transactionType;
     }
 
-    public int getVersion() {
-        return version;
+    public String getTransactionChainId() {
+        return transactionChainId;
+    }
+
+    @Override
+    public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
+        super.readExternal(in);
+        transactionId = in.readUTF();
+        transactionType = in.readInt();
+        transactionChainId = in.readUTF();
     }
 
     @Override
-    public Object toSerializable() {
-        return ShardTransactionMessages.CreateTransaction.newBuilder()
-            .setTransactionId(transactionId)
-            .setTransactionType(transactionType)
-            .setTransactionChainId(transactionChainId)
-            .setMessageVersion(version).build();
+    public void writeExternal(ObjectOutput out) throws IOException {
+        super.writeExternal(out);
+        out.writeUTF(transactionId);
+        out.writeInt(transactionType);
+        out.writeUTF(transactionChainId);
+    }
+
+    @Deprecated
+    @Override
+    protected Object newLegacySerializedInstance() {
+        return ShardTransactionMessages.CreateTransaction.newBuilder().setTransactionId(transactionId)
+                .setTransactionType(transactionType).setTransactionChainId(transactionChainId)
+                .setMessageVersion(getVersion()).build();
+    }
+
+    @Override
+    public String toString() {
+        return "CreateTransaction [transactionId=" + transactionId + ", transactionType=" + transactionType
+                + ", transactionChainId=" + transactionChainId + "]";
     }
 
     public static CreateTransaction fromSerializable(Object message) {
-        ShardTransactionMessages.CreateTransaction createTransaction =
-            (ShardTransactionMessages.CreateTransaction) message;
-        return new CreateTransaction(createTransaction.getTransactionId(),
-            createTransaction.getTransactionType(), createTransaction.getTransactionChainId(),
-            createTransaction.getMessageVersion());
+        if(message instanceof CreateTransaction) {
+            return (CreateTransaction)message;
+        } else {
+            ShardTransactionMessages.CreateTransaction createTransaction =
+                    (ShardTransactionMessages.CreateTransaction) message;
+            return new CreateTransaction(createTransaction.getTransactionId(),
+                    createTransaction.getTransactionType(), createTransaction.getTransactionChainId(),
+                    (short)createTransaction.getMessageVersion());
+        }
     }
 
-    public String getTransactionChainId() {
-        return transactionChainId;
+    public static boolean isSerializedType(Object message) {
+        return message instanceof CreateTransaction || message instanceof ShardTransactionMessages.CreateTransaction;
     }
 }