package org.opendaylight.controller.cluster.datastore.messages;
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import com.google.common.base.Optional;
+import com.google.common.util.concurrent.CheckedFuture;
+import com.google.common.util.concurrent.SettableFuture;
+import org.opendaylight.controller.cluster.datastore.util.InstanceIdentifierUtils;
+import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.controller.protobuff.messages.transaction.ShardTransactionMessages;
+import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-public class ReadData {
- private final InstanceIdentifier path;
+public class ReadData extends AbstractRead<Optional<NormalizedNode<?, ?>>> {
+ public static final Class<ShardTransactionMessages.ReadData> SERIALIZABLE_CLASS =
+ ShardTransactionMessages.ReadData.class;
- public ReadData(InstanceIdentifier path) {
- this.path = path;
+ public ReadData(final YangInstanceIdentifier path) {
+ super(path);
}
- public InstanceIdentifier getPath() {
- return path;
+ public Object toSerializable(){
+ return ShardTransactionMessages.ReadData.newBuilder()
+ .setInstanceIdentifierPathArguments(InstanceIdentifierUtils.toSerializable(getPath()))
+ .build();
}
+
+ public static ReadData fromSerializable(final Object serializable){
+ ShardTransactionMessages.ReadData o = (ShardTransactionMessages.ReadData) serializable;
+ return new ReadData(InstanceIdentifierUtils.fromSerializable(o.getInstanceIdentifierPathArguments()));
+ }
+
+ @Override
+ public CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> apply(DOMStoreReadTransaction readDelegate) {
+ return readDelegate.read(getPath());
+ }
+
+ @Override
+ public void processResponse(Object readResponse, SettableFuture<Optional<NormalizedNode<?, ?>>> returnFuture) {
+ if(readResponse instanceof ReadDataReply) {
+ ReadDataReply reply = (ReadDataReply) readResponse;
+ returnFuture.set(Optional.<NormalizedNode<?, ?>> fromNullable(reply.getNormalizedNode()));
+
+ } else if(ReadDataReply.isSerializedType(readResponse)) {
+ ReadDataReply reply = ReadDataReply.fromSerializable(readResponse);
+ returnFuture.set(Optional.<NormalizedNode<?, ?>> fromNullable(reply.getNormalizedNode()));
+
+ } else {
+ returnFuture.setException(new ReadFailedException("Invalid response reading data for path " + getPath()));
+ }
+ }
}