-import com.google.common.base.Optional;
-import com.google.common.util.concurrent.CheckedFuture;
-import com.google.common.util.concurrent.Futures;
+import static com.google.common.base.Verify.verify;
+
+import com.google.common.util.concurrent.FluentFuture;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.SettableFuture;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.SettableFuture;
import org.opendaylight.controller.cluster.access.commands.AbortLocalTransactionRequest;
import org.opendaylight.controller.cluster.access.commands.AbstractLocalTransactionRequest;
import org.opendaylight.controller.cluster.access.commands.AbstractReadTransactionRequest;
import org.opendaylight.controller.cluster.access.commands.AbortLocalTransactionRequest;
import org.opendaylight.controller.cluster.access.commands.AbstractLocalTransactionRequest;
import org.opendaylight.controller.cluster.access.commands.AbstractReadTransactionRequest;
import org.opendaylight.controller.cluster.access.commands.TransactionRequest;
import org.opendaylight.controller.cluster.access.commands.TransactionSuccess;
import org.opendaylight.controller.cluster.access.commands.TransactionWrite;
import org.opendaylight.controller.cluster.access.commands.TransactionRequest;
import org.opendaylight.controller.cluster.access.commands.TransactionSuccess;
import org.opendaylight.controller.cluster.access.commands.TransactionWrite;
import org.opendaylight.controller.cluster.access.concepts.RequestFailure;
import org.opendaylight.controller.cluster.access.concepts.Response;
import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
import org.opendaylight.controller.cluster.datastore.util.AbstractDataTreeModificationCursor;
import org.opendaylight.controller.cluster.access.concepts.RequestFailure;
import org.opendaylight.controller.cluster.access.concepts.Response;
import org.opendaylight.controller.cluster.access.concepts.TransactionIdentifier;
import org.opendaylight.controller.cluster.datastore.util.AbstractDataTreeModificationCursor;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
* <p>
* This class is not safe to access from multiple application threads, as is usual for transactions. Its internal state
* transitions based on backend responses are thread-safe.
* <p>
* This class is not safe to access from multiple application threads, as is usual for transactions. Its internal state
* transitions based on backend responses are thread-safe.
*/
final class RemoteProxyTransaction extends AbstractProxyTransaction {
private static final Logger LOG = LoggerFactory.getLogger(RemoteProxyTransaction.class);
*/
final class RemoteProxyTransaction extends AbstractProxyTransaction {
private static final Logger LOG = LoggerFactory.getLogger(RemoteProxyTransaction.class);
private final ModifyTransactionRequestBuilder builder;
private final boolean sendReadyOnSeal;
private final boolean snapshotOnly;
private final ModifyTransactionRequestBuilder builder;
private final boolean sendReadyOnSeal;
private final boolean snapshotOnly;
this.snapshotOnly = snapshotOnly;
this.sendReadyOnSeal = sendReadyOnSeal;
builder = new ModifyTransactionRequestBuilder(identifier, localActor());
this.snapshotOnly = snapshotOnly;
this.sendReadyOnSeal = sendReadyOnSeal;
builder = new ModifyTransactionRequestBuilder(identifier, localActor());
- void doMerge(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
- appendModification(new TransactionMerge(path, data), Optional.absent());
+ void doMerge(final YangInstanceIdentifier path, final NormalizedNode data) {
+ appendModification(new TransactionMerge(path, data), OptionalLong.empty());
- void doWrite(final YangInstanceIdentifier path, final NormalizedNode<?, ?> data) {
- appendModification(new TransactionWrite(path, data), Optional.absent());
+ void doWrite(final YangInstanceIdentifier path, final NormalizedNode data) {
+ appendModification(new TransactionWrite(path, data), OptionalLong.empty());
final Consumer<Response<?, ?>> completer, final ListenableFuture<T> future) {
// Check if a previous operation failed. If it has, do not bother sending anything and report a failure
final Exception local = operationFailure;
if (local != null) {
final Consumer<Response<?, ?>> completer, final ListenableFuture<T> future) {
// Check if a previous operation failed. If it has, do not bother sending anything and report a failure
final Exception local = operationFailure;
if (local != null) {
- return Futures.immediateFailedCheckedFuture(new ReadFailedException("Previous operation failed", local));
+ return FluentFutures.immediateFailedFluentFuture(
+ new ReadFailedException("Previous operation failed", local));
}
// Make sure we send any modifications before issuing a read
ensureFlushedBuider();
sendRequest(request, completer);
}
// Make sure we send any modifications before issuing a read
ensureFlushedBuider();
sendRequest(request, completer);
final SettableFuture<Boolean> future = SettableFuture.create();
return sendReadRequest(new ExistsTransactionRequest(getIdentifier(), nextSequence(), localActor(), path,
final SettableFuture<Boolean> future = SettableFuture.create();
return sendReadRequest(new ExistsTransactionRequest(getIdentifier(), nextSequence(), localActor(), path,
- isSnapshotOnly()), t -> completeExists(future, t), future);
+ isSnapshotOnly()), t -> completeExists(path, future, t), future);
- CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> doRead(final YangInstanceIdentifier path) {
- final SettableFuture<Optional<NormalizedNode<?, ?>>> future = SettableFuture.create();
+ FluentFuture<Optional<NormalizedNode>> doRead(final YangInstanceIdentifier path) {
+ final SettableFuture<Optional<NormalizedNode>> future = SettableFuture.create();
return sendReadRequest(new ReadTransactionRequest(getIdentifier(), nextSequence(), localActor(), path,
return sendReadRequest(new ReadTransactionRequest(getIdentifier(), nextSequence(), localActor(), path,
- isSnapshotOnly()), t -> completeRead(future, t), future);
+ isSnapshotOnly()), t -> completeRead(path, future, t), future);
final ModifyTransactionRequest request = builder.build();
builderBusy = false;
sendModification(request, enqueuedTicks);
}
final ModifyTransactionRequest request = builder.build();
builderBusy = false;
sendModification(request, enqueuedTicks);
}
- enqueueRequest(request, response -> completeModify(request, response), enqueuedTicks.get().longValue());
+ enqueueRequest(request, response -> completeModify(request, response), enqueuedTicks.orElseThrow());
} else {
sendRequest(request, response -> completeModify(request, response));
}
}
private void appendModification(final TransactionModification modification) {
} else {
sendRequest(request, response -> completeModify(request, response));
}
}
private void appendModification(final TransactionModification modification) {
if (operationFailure == null) {
ensureInitializedBuilder();
builder.addModification(modification);
if (operationFailure == null) {
ensureInitializedBuilder();
builder.addModification(modification);
- if (response instanceof RequestFailure) {
- failure = ((RequestFailure<?, ?>) response).getCause();
+ if (response instanceof RequestFailure<?, ?> requestFailure) {
+ final RequestException cause = requestFailure.getCause();
+ failure = cause instanceof RequestTimeoutException
+ ? new DataStoreUnavailableException(cause.getMessage(), cause) : cause;
} else {
LOG.warn("Unhandled response {}", response);
failure = new IllegalArgumentException("Unhandled response " + response.getClass());
} else {
LOG.warn("Unhandled response {}", response);
failure = new IllegalArgumentException("Unhandled response " + response.getClass());
- private void failFuture(final SettableFuture<?> future, final Response<?, ?> response) {
- future.setException(recordFailedResponse(response));
+ private void failReadFuture(final SettableFuture<?> future, final String message,
+ final Response<?, ?> response) {
+ future.setException(new ReadFailedException(message, recordFailedResponse(response)));
- private void completeExists(final SettableFuture<Boolean> future, final Response<?, ?> response) {
- LOG.debug("Exists request completed with {}", response);
+ private void completeExists(final YangInstanceIdentifier path, final SettableFuture<Boolean> future,
+ final Response<?, ?> response) {
+ LOG.debug("Exists request for {} completed with {}", path, response);
- if (response instanceof ExistsTransactionSuccess) {
- future.set(((ExistsTransactionSuccess) response).getExists());
+ if (response instanceof ExistsTransactionSuccess success) {
+ future.set(success.getExists());
- private void completeRead(final SettableFuture<Optional<NormalizedNode<?, ?>>> future,
+ private void completeRead(final YangInstanceIdentifier path, final SettableFuture<Optional<NormalizedNode>> future,
- if (response instanceof ReadTransactionSuccess) {
- future.set(((ReadTransactionSuccess) response).getData());
+ if (response instanceof ReadTransactionSuccess success) {
+ future.set(success.getData());
}
void handleForwardedRequest(final TransactionRequest<?> request, final Consumer<Response<?, ?>> callback) {
}
void handleForwardedRequest(final TransactionRequest<?> request, final Consumer<Response<?, ?>> callback) {
- if (request instanceof ModifyTransactionRequest) {
- handleForwardedModifyTransactionRequest(callback, (ModifyTransactionRequest) request);
- } else if (request instanceof ReadTransactionRequest) {
+ if (request instanceof ModifyTransactionRequest modifyRequest) {
+ handleForwardedModifyTransactionRequest(callback, modifyRequest);
+ } else if (request instanceof ReadTransactionRequest readRequest) {
ensureFlushedBuider();
sendRequest(new ReadTransactionRequest(getIdentifier(), nextSequence(), localActor(),
ensureFlushedBuider();
sendRequest(new ReadTransactionRequest(getIdentifier(), nextSequence(), localActor(),
ensureFlushedBuider();
sendRequest(new ExistsTransactionRequest(getIdentifier(), nextSequence(), localActor(),
ensureFlushedBuider();
sendRequest(new ExistsTransactionRequest(getIdentifier(), nextSequence(), localActor(),
if (maybeProto.isPresent()) {
// Persistence protocol implies we are sealed, propagate the marker, but hold off doing other actions
// until we know what we are going to do.
if (markSealed()) {
if (maybeProto.isPresent()) {
// Persistence protocol implies we are sealed, propagate the marker, but hold off doing other actions
// until we know what we are going to do.
if (markSealed()) {
@Override
void handleReplayedLocalRequest(final AbstractLocalTransactionRequest<?> request,
final Consumer<Response<?, ?>> callback, final long enqueuedTicks) {
@Override
void handleReplayedLocalRequest(final AbstractLocalTransactionRequest<?> request,
final Consumer<Response<?, ?>> callback, final long enqueuedTicks) {
- if (request instanceof CommitLocalTransactionRequest) {
- replayLocalCommitRequest((CommitLocalTransactionRequest) request, callback, enqueuedTicks);
+ if (request instanceof CommitLocalTransactionRequest commitRequest) {
+ replayLocalCommitRequest(commitRequest, callback, enqueuedTicks);
} else if (request instanceof AbortLocalTransactionRequest) {
enqueueRequest(abortRequest(), callback, enqueuedTicks);
} else {
} else if (request instanceof AbortLocalTransactionRequest) {
enqueueRequest(abortRequest(), callback, enqueuedTicks);
} else {
}
}
private void replayLocalCommitRequest(final CommitLocalTransactionRequest request,
final Consumer<Response<?, ?>> callback, final long enqueuedTicks) {
final DataTreeModification mod = request.getModification();
}
}
private void replayLocalCommitRequest(final CommitLocalTransactionRequest request,
final Consumer<Response<?, ?>> callback, final long enqueuedTicks) {
final DataTreeModification mod = request.getModification();
- void handleReplayedRemoteRequest(final TransactionRequest<?> request,
- @Nullable final Consumer<Response<?, ?>> callback, final long enqueuedTicks) {
+ void handleReplayedRemoteRequest(final TransactionRequest<?> request, final Consumer<Response<?, ?>> callback,
+ final long enqueuedTicks) {
- if (request instanceof ModifyTransactionRequest) {
- handleReplayedModifyTransactionRequest(enqueuedTicks, cb, (ModifyTransactionRequest) request);
- } else if (request instanceof ReadTransactionRequest) {
+ if (request instanceof ModifyTransactionRequest modifyRequest) {
+ handleReplayedModifyTransactionRequest(enqueuedTicks, cb, modifyRequest);
+ } else if (request instanceof ReadTransactionRequest readRequest) {
ensureFlushedBuider(optTicks);
enqueueRequest(new ReadTransactionRequest(getIdentifier(), nextSequence(), localActor(),
ensureFlushedBuider(optTicks);
enqueueRequest(new ReadTransactionRequest(getIdentifier(), nextSequence(), localActor(),
ensureFlushedBuider(optTicks);
enqueueRequest(new ExistsTransactionRequest(getIdentifier(), nextSequence(), localActor(),
ensureFlushedBuider(optTicks);
enqueueRequest(new ExistsTransactionRequest(getIdentifier(), nextSequence(), localActor(),
enqueueDoAbort(callback, enqueuedTicks);
} else if (request instanceof TransactionPurgeRequest) {
enqueuePurge(callback, enqueuedTicks);
enqueueDoAbort(callback, enqueuedTicks);
} else if (request instanceof TransactionPurgeRequest) {
enqueuePurge(callback, enqueuedTicks);
ensureFlushedBuider(optTicks);
enqueueRequest(new IncrementTransactionSequenceRequest(getIdentifier(), nextSequence(), localActor(),
snapshotOnly, req.getIncrement()), callback, enqueuedTicks);
incrementSequence(req.getIncrement());
} else {
ensureFlushedBuider(optTicks);
enqueueRequest(new IncrementTransactionSequenceRequest(getIdentifier(), nextSequence(), localActor(),
snapshotOnly, req.getIncrement()), callback, enqueuedTicks);
incrementSequence(req.getIncrement());
} else {
if (maybeProto.isPresent()) {
// Persistence protocol implies we are sealed, propagate the marker, but hold off doing other actions
// until we know what we are going to do.
if (markSealed()) {
if (maybeProto.isPresent()) {
// Persistence protocol implies we are sealed, propagate the marker, but hold off doing other actions
// until we know what we are going to do.
if (markSealed()) {