Use YangInstanceIdentifier.EMPTY

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

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/VersionedExternalizableMessage.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/VersionedExternalizableMessage.java
index 2a660fa4b2ab0804b9bb91670bc0d2129c7f6d0e..60f51ddf5e7a94754d96fe3d5fc4f6275c743cb4 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/VersionedExternalizableMessage.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/messages/VersionedExternalizableMessage.java
@@ -11,6 +11,7 @@ import java.io.Externalizable;
 import java.io.IOException;
 import java.io.ObjectInput;
 import java.io.ObjectOutput;
+import org.opendaylight.controller.cluster.datastore.DataStoreVersions;
 
 /**
  * Abstract base class for a versioned Externalizable message.
@@ -20,13 +21,13 @@ import java.io.ObjectOutput;
 public abstract class VersionedExternalizableMessage implements Externalizable, SerializableMessage {
     private static final long serialVersionUID = 1L;
 
-    private short version;
+    private short version = DataStoreVersions.CURRENT_VERSION;
 
     public VersionedExternalizableMessage() {
     }
 
     public VersionedExternalizableMessage(short version) {
-        this.version = version;
+        this.version = version <= DataStoreVersions.CURRENT_VERSION ? version: DataStoreVersions.CURRENT_VERSION;
     }
 
     public short getVersion() {
@@ -42,4 +43,20 @@ public abstract class VersionedExternalizableMessage implements Externalizable,
     public void writeExternal(ObjectOutput out) throws IOException {
         out.writeShort(version);
     }
+
+    /**
+     * @deprecated Pre-Boron compatibility.
+     */
+    @Deprecated
+    protected abstract Object newLegacySerializedInstance();
+
+    @Override
+    public final Object toSerializable() {
+        return getVersion() >= DataStoreVersions.BORON_VERSION ? this : newLegacySerializedInstance();
+    }
+
+    @Override
+    public String toString() {
+        return getClass().getSimpleName() + " [version=" + getVersion() + "]";
+    }
 }