- @Override public Object toSerializable() {
- return ShardTransactionMessages.DeleteData.newBuilder()
- .setInstanceIdentifierPathArguments(InstanceIdentifierUtils.toSerializable(path)).build();
+ public short getVersion() {
+ return version;
+ }
+
+ @Override
+ public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
+ version = in.readShort(); // Read the version - don't need to do anything with it now
+ path = SerializationUtils.deserializePath(in);
+ }
+
+ @Override
+ public void writeExternal(ObjectOutput out) throws IOException {
+ out.writeShort(version);
+ SerializationUtils.serializePath(path, out);
+ }
+
+ @Override
+ public Object toSerializable(short toVersion) {
+ if(toVersion >= DataStoreVersions.LITHIUM_VERSION) {
+ version = toVersion;
+ return this;
+ } else {
+ // To base or R1 Helium version
+ return ShardTransactionMessages.DeleteData.newBuilder().setInstanceIdentifierPathArguments(
+ InstanceIdentifierUtils.toSerializable(path)).build();
+ }
+ }
+
+ public static DeleteData fromSerializable(final Object serializable) {
+ if(serializable instanceof DeleteData) {
+ return (DeleteData) serializable;
+ } else {
+ // From base or R1 Helium version
+ ShardTransactionMessages.DeleteData o = (ShardTransactionMessages.DeleteData) serializable;
+ return new DeleteData(InstanceIdentifierUtils.fromSerializable(o.getInstanceIdentifierPathArguments()));
+ }