Examples with WriteBinding com.mongodb.internal.binding.WriteBinding used on opensource projects

Example 1 with WriteBinding

use of com.mongodb.internal.binding.WriteBinding in project mongo-java-driver by mongodb.

the class MixedBulkWriteOperation method executeAsync.

public void executeAsync(final AsyncWriteBinding binding, final SingleResultCallback<BulkWriteResult> callback) {
    // see the comment in `execute(WriteBinding)` explaining the manual tracking of attempts
    RetryState retryState = new RetryState();
    BulkWriteTracker.attachNew(retryState, retryWrites);
    binding.retain();
    AsyncCallbackSupplier<BulkWriteResult> retryingBulkWrite = this.<BulkWriteResult>decorateWriteWithRetries(retryState, funcCallback -> {
        logRetryExecute(retryState);
        withAsyncSourceAndConnection(binding::getWriteConnectionSource, true, funcCallback, (source, connection, releasingCallback) -> {
            ConnectionDescription connectionDescription = connection.getDescription();
            int maxWireVersion = connectionDescription.getMaxWireVersion();
            // attach `maxWireVersion` ASAP because it is used to check whether we can retry
            retryState.attach(AttachmentKeys.maxWireVersion(), maxWireVersion, true);
            BulkWriteTracker bulkWriteTracker = retryState.attachment(AttachmentKeys.bulkWriteTracker()).orElseThrow(Assertions::fail);
            SessionContext sessionContext = binding.getSessionContext();
            WriteConcern writeConcern = getAppliedWriteConcern(sessionContext);
            if (!retryState.isFirstAttempt() && !isRetryableWrite(retryWrites, writeConcern, source.getServerDescription(), connectionDescription, sessionContext)) {
                Throwable prospectiveFailedResult = retryState.exception().orElse(null);
                if (retryState.breakAndCompleteIfRetryAnd(() -> !(prospectiveFailedResult instanceof MongoWriteConcernWithResponseException), releasingCallback)) {
                    return;
                }
                bulkWriteTracker.batch().ifPresent(bulkWriteBatch -> {
                    assertTrue(prospectiveFailedResult instanceof MongoWriteConcernWithResponseException);
                    bulkWriteBatch.addResult((BsonDocument) ((MongoWriteConcernWithResponseException) prospectiveFailedResult).getResponse());
                    BulkWriteTracker.attachNext(retryState, bulkWriteBatch);
                });
            }
            if (validateWriteRequestsAndCompleteIfInvalid(connectionDescription, bypassDocumentValidation, writeRequests, writeConcern, releasingCallback)) {
                return;
            }
            if (writeConcern.isAcknowledged() || serverIsAtLeastVersionThreeDotSix(connectionDescription)) {
                try {
                    if (!bulkWriteTracker.batch().isPresent()) {
                        BulkWriteTracker.attachNew(retryState, BulkWriteBatch.createBulkWriteBatch(namespace, source.getServerDescription(), connectionDescription, ordered, writeConcern, bypassDocumentValidation, retryWrites, writeRequests, sessionContext));
                    }
                } catch (Throwable t) {
                    releasingCallback.onResult(null, t);
                    return;
                }
                logRetryExecute(retryState);
                executeBulkWriteBatchAsync(retryState, binding, connection, maxWireVersion, releasingCallback);
            } else {
                retryState.markAsLastAttempt();
                executeLegacyBatchesAsync(binding, connection, releasingCallback);
            }
        });
    }).whenComplete(binding::release);
    retryingBulkWrite.get(exceptionTransformingCallback(errorHandlingCallback(callback, LOGGER)));
}

Example 2 with WriteBinding

use of com.mongodb.internal.binding.WriteBinding in project mongo-java-driver by mongodb.

the class CommandOperationHelper method executeRetryableWrite.

static <T, R> R executeRetryableWrite(final WriteBinding binding, final String database, final ReadPreference readPreference, final FieldNameValidator fieldNameValidator, final Decoder<T> commandResultDecoder, final CommandCreator commandCreator, final CommandWriteTransformer<T, R> transformer, final Function<BsonDocument, BsonDocument> retryCommandModifier) {
    RetryState retryState = initialRetryState(true);
    Supplier<R> retryingWrite = decorateWriteWithRetries(retryState, () -> {
        logRetryExecute(retryState);
        boolean firstAttempt = retryState.isFirstAttempt();
        if (!firstAttempt && binding.getSessionContext().hasActiveTransaction()) {
            binding.getSessionContext().clearTransactionContext();
        }
        return withSourceAndConnection(binding::getWriteConnectionSource, true, (source, connection) -> {
            int maxWireVersion = connection.getDescription().getMaxWireVersion();
            try {
                retryState.breakAndThrowIfRetryAnd(() -> !canRetryWrite(source.getServerDescription(), connection.getDescription(), binding.getSessionContext()));
                BsonDocument command = retryState.attachment(AttachmentKeys.command()).map(previousAttemptCommand -> {
                    assertFalse(firstAttempt);
                    return retryCommandModifier.apply(previousAttemptCommand);
                }).orElseGet(() -> commandCreator.create(source.getServerDescription(), connection.getDescription()));
                // attach `maxWireVersion`, `retryableCommandFlag` ASAP because they are used to check whether we should retry
                retryState.attach(AttachmentKeys.maxWireVersion(), maxWireVersion, true).attach(AttachmentKeys.retryableCommandFlag(), isRetryWritesEnabled(command), true).attach(AttachmentKeys.commandDescriptionSupplier(), command::getFirstKey, true).attach(AttachmentKeys.command(), command, false);
                logRetryExecute(retryState);
                return transformer.apply(connection.command(database, command, fieldNameValidator, readPreference, commandResultDecoder, binding.getSessionContext(), binding.getServerApi(), binding.getRequestContext()), connection);
            } catch (MongoException e) {
                if (!firstAttempt) {
                    addRetryableWriteErrorLabel(e, maxWireVersion);
                }
                throw e;
            }
        });
    });
    try {
        return retryingWrite.get();
    } catch (MongoException e) {
        throw transformWriteException(e);
    }
}