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Example 6 with Connection

use of com.mongodb.internal.connection.Connection in project mongo-java-driver by mongodb.

the class ClientSessionBinding method getPinnedConnectionSource.

private ConnectionSource getPinnedConnectionSource(final boolean isRead) {
    TransactionContext<Connection> transactionContext = TransactionContext.get(session);
    ConnectionSource source;
    if (transactionContext == null) {
        source = isRead ? wrapped.getReadConnectionSource() : wrapped.getWriteConnectionSource();
        transactionContext = new TransactionContext<>(wrapped.getCluster().getDescription().getType());
        session.setTransactionContext(source.getServerDescription().getAddress(), transactionContext);
        // The session is responsible for retaining a reference to the context
        transactionContext.release();
    } else {
        source = wrapped.getConnectionSource(session.getPinnedServerAddress());
    }
    return source;
}
Also used : ConnectionSource(com.mongodb.internal.binding.ConnectionSource) Connection(com.mongodb.internal.connection.Connection)

Example 7 with Connection

use of com.mongodb.internal.connection.Connection 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);
    }
}
Also used : AsyncReadBinding(com.mongodb.internal.binding.AsyncReadBinding) ServerDescription(com.mongodb.connection.ServerDescription) MongoClientException(com.mongodb.MongoClientException) Function(com.mongodb.Function) MongoSocketException(com.mongodb.MongoSocketException) ConnectionDescription(com.mongodb.connection.ConnectionDescription) Arrays.asList(java.util.Arrays.asList) MongoNotPrimaryException(com.mongodb.MongoNotPrimaryException) OperationHelper.canRetryRead(com.mongodb.internal.operation.OperationHelper.canRetryRead) MongoNodeIsRecoveringException(com.mongodb.MongoNodeIsRecoveringException) OperationHelper.withSourceAndConnection(com.mongodb.internal.operation.OperationHelper.withSourceAndConnection) MongoException(com.mongodb.MongoException) ConnectionSource(com.mongodb.internal.binding.ConnectionSource) AsyncCallbackSupplier(com.mongodb.internal.async.function.AsyncCallbackSupplier) ReadBinding(com.mongodb.internal.binding.ReadBinding) Assertions.assertFalse(com.mongodb.assertions.Assertions.assertFalse) MongoServerException(com.mongodb.MongoServerException) String.format(java.lang.String.format) SingleResultCallback(com.mongodb.internal.async.SingleResultCallback) Decoder(org.bson.codecs.Decoder) PRIVATE(com.mongodb.internal.VisibleForTesting.AccessModifier.PRIVATE) RetryState(com.mongodb.internal.async.function.RetryState) List(java.util.List) Assertions.notNull(com.mongodb.assertions.Assertions.notNull) ResourceSupplierInternalException(com.mongodb.internal.operation.OperationHelper.ResourceSupplierInternalException) ReadPreference.primary(com.mongodb.ReadPreference.primary) RetryingSyncSupplier(com.mongodb.internal.async.function.RetryingSyncSupplier) ReadPreference(com.mongodb.ReadPreference) RetryingAsyncCallbackSupplier(com.mongodb.internal.async.function.RetryingAsyncCallbackSupplier) MongoCommandException(com.mongodb.MongoCommandException) ErrorHandlingResultCallback.errorHandlingCallback(com.mongodb.internal.async.ErrorHandlingResultCallback.errorHandlingCallback) Supplier(java.util.function.Supplier) BsonDocument(org.bson.BsonDocument) LOGGER(com.mongodb.internal.operation.OperationHelper.LOGGER) Connection(com.mongodb.internal.connection.Connection) NoOpFieldNameValidator(com.mongodb.internal.validator.NoOpFieldNameValidator) WriteBinding(com.mongodb.internal.binding.WriteBinding) Assertions(com.mongodb.assertions.Assertions) MongoConnectionPoolClearedException(com.mongodb.MongoConnectionPoolClearedException) VisibleForTesting(com.mongodb.internal.VisibleForTesting) AsyncWriteBinding(com.mongodb.internal.binding.AsyncWriteBinding) AsyncConnectionSource(com.mongodb.internal.binding.AsyncConnectionSource) FieldNameValidator(org.bson.FieldNameValidator) OperationHelper.canRetryWrite(com.mongodb.internal.operation.OperationHelper.canRetryWrite) BsonDocumentCodec(org.bson.codecs.BsonDocumentCodec) OperationHelper.withAsyncSourceAndConnection(com.mongodb.internal.operation.OperationHelper.withAsyncSourceAndConnection) Nullable(com.mongodb.lang.Nullable) AsyncConnection(com.mongodb.internal.connection.AsyncConnection) AttachmentKeys(com.mongodb.internal.operation.retry.AttachmentKeys) LOGGER(com.mongodb.internal.operation.OperationHelper.LOGGER) MongoException(com.mongodb.MongoException) BsonDocument(org.bson.BsonDocument) RetryState(com.mongodb.internal.async.function.RetryState)

Example 8 with Connection

use of com.mongodb.internal.connection.Connection in project mongo-java-driver by mongodb.

the class CommandOperationHelper method executeRetryableReadAsync.

static <D, T> void executeRetryableReadAsync(final AsyncReadBinding binding, final AsyncCallbackSupplier<AsyncConnectionSource> sourceAsyncSupplier, final String database, final CommandCreator commandCreator, final Decoder<D> decoder, final CommandReadTransformerAsync<D, T> transformer, final boolean retryReads, final SingleResultCallback<T> callback) {
    RetryState retryState = initialRetryState(retryReads);
    binding.retain();
    AsyncCallbackSupplier<T> asyncRead = CommandOperationHelper.<T>decorateReadWithRetries(retryState, funcCallback -> {
        logRetryExecute(retryState);
        withAsyncSourceAndConnection(sourceAsyncSupplier, false, funcCallback, (source, connection, releasingCallback) -> {
            if (retryState.breakAndCompleteIfRetryAnd(() -> !canRetryRead(source.getServerDescription(), connection.getDescription(), binding.getSessionContext()), releasingCallback)) {
                return;
            }
            createReadCommandAndExecuteAsync(retryState, binding, source, database, commandCreator, decoder, transformer, connection, releasingCallback);
        });
    }).whenComplete(binding::release);
    asyncRead.get(errorHandlingCallback(callback, LOGGER));
}
Also used : AsyncReadBinding(com.mongodb.internal.binding.AsyncReadBinding) ServerDescription(com.mongodb.connection.ServerDescription) MongoClientException(com.mongodb.MongoClientException) Function(com.mongodb.Function) MongoSocketException(com.mongodb.MongoSocketException) ConnectionDescription(com.mongodb.connection.ConnectionDescription) Arrays.asList(java.util.Arrays.asList) MongoNotPrimaryException(com.mongodb.MongoNotPrimaryException) OperationHelper.canRetryRead(com.mongodb.internal.operation.OperationHelper.canRetryRead) MongoNodeIsRecoveringException(com.mongodb.MongoNodeIsRecoveringException) OperationHelper.withSourceAndConnection(com.mongodb.internal.operation.OperationHelper.withSourceAndConnection) MongoException(com.mongodb.MongoException) ConnectionSource(com.mongodb.internal.binding.ConnectionSource) AsyncCallbackSupplier(com.mongodb.internal.async.function.AsyncCallbackSupplier) ReadBinding(com.mongodb.internal.binding.ReadBinding) Assertions.assertFalse(com.mongodb.assertions.Assertions.assertFalse) MongoServerException(com.mongodb.MongoServerException) String.format(java.lang.String.format) SingleResultCallback(com.mongodb.internal.async.SingleResultCallback) Decoder(org.bson.codecs.Decoder) PRIVATE(com.mongodb.internal.VisibleForTesting.AccessModifier.PRIVATE) RetryState(com.mongodb.internal.async.function.RetryState) List(java.util.List) Assertions.notNull(com.mongodb.assertions.Assertions.notNull) ResourceSupplierInternalException(com.mongodb.internal.operation.OperationHelper.ResourceSupplierInternalException) ReadPreference.primary(com.mongodb.ReadPreference.primary) RetryingSyncSupplier(com.mongodb.internal.async.function.RetryingSyncSupplier) ReadPreference(com.mongodb.ReadPreference) RetryingAsyncCallbackSupplier(com.mongodb.internal.async.function.RetryingAsyncCallbackSupplier) MongoCommandException(com.mongodb.MongoCommandException) ErrorHandlingResultCallback.errorHandlingCallback(com.mongodb.internal.async.ErrorHandlingResultCallback.errorHandlingCallback) Supplier(java.util.function.Supplier) BsonDocument(org.bson.BsonDocument) LOGGER(com.mongodb.internal.operation.OperationHelper.LOGGER) Connection(com.mongodb.internal.connection.Connection) NoOpFieldNameValidator(com.mongodb.internal.validator.NoOpFieldNameValidator) WriteBinding(com.mongodb.internal.binding.WriteBinding) Assertions(com.mongodb.assertions.Assertions) MongoConnectionPoolClearedException(com.mongodb.MongoConnectionPoolClearedException) VisibleForTesting(com.mongodb.internal.VisibleForTesting) AsyncWriteBinding(com.mongodb.internal.binding.AsyncWriteBinding) AsyncConnectionSource(com.mongodb.internal.binding.AsyncConnectionSource) FieldNameValidator(org.bson.FieldNameValidator) OperationHelper.canRetryWrite(com.mongodb.internal.operation.OperationHelper.canRetryWrite) BsonDocumentCodec(org.bson.codecs.BsonDocumentCodec) OperationHelper.withAsyncSourceAndConnection(com.mongodb.internal.operation.OperationHelper.withAsyncSourceAndConnection) Nullable(com.mongodb.lang.Nullable) AsyncConnection(com.mongodb.internal.connection.AsyncConnection) AttachmentKeys(com.mongodb.internal.operation.retry.AttachmentKeys) RetryState(com.mongodb.internal.async.function.RetryState)

Example 9 with Connection

use of com.mongodb.internal.connection.Connection in project mongo-java-driver by mongodb.

the class ListCollectionsOperation method executeAsync.

@Override
public void executeAsync(final AsyncReadBinding binding, final SingleResultCallback<AsyncBatchCursor<T>> callback) {
    RetryState retryState = initialRetryState(retryReads);
    binding.retain();
    AsyncCallbackSupplier<AsyncBatchCursor<T>> asyncRead = CommandOperationHelper.<AsyncBatchCursor<T>>decorateReadWithRetries(retryState, funcCallback -> {
        logRetryExecute(retryState);
        withAsyncSourceAndConnection(binding::getReadConnectionSource, false, funcCallback, (source, connection, releasingCallback) -> {
            if (retryState.breakAndCompleteIfRetryAnd(() -> !canRetryRead(source.getServerDescription(), connection.getDescription(), binding.getSessionContext()), releasingCallback)) {
                return;
            }
            if (serverIsAtLeastVersionThreeDotZero(connection.getDescription())) {
                createReadCommandAndExecuteAsync(retryState, binding, source, databaseName, getCommandCreator(), createCommandDecoder(), asyncTransformer(), connection, (result, t) -> {
                    if (t != null && !isNamespaceError(t)) {
                        releasingCallback.onResult(null, t);
                    } else {
                        releasingCallback.onResult(result != null ? result : emptyAsyncCursor(source), null);
                    }
                });
            } else {
                retryState.markAsLastAttempt();
                connection.queryAsync(getNamespace(), asQueryDocument(connection.getDescription(), binding.getReadPreference()), null, 0, 0, batchSize, binding.getReadPreference().isSecondaryOk(), false, false, false, false, false, new BsonDocumentCodec(), binding.getRequestContext(), new SingleResultCallback<QueryResult<BsonDocument>>() {

                    @Override
                    public void onResult(final QueryResult<BsonDocument> result, final Throwable t) {
                        if (t != null) {
                            releasingCallback.onResult(null, t);
                        } else {
                            releasingCallback.onResult(new ProjectingAsyncBatchCursor(new AsyncQueryBatchCursor<BsonDocument>(result, 0, batchSize, 0, new BsonDocumentCodec(), source, connection)), null);
                        }
                    }
                });
            }
        });
    }).whenComplete(binding::release);
    asyncRead.get(errorHandlingCallback(callback, LOGGER));
}
Also used : AsyncReadBinding(com.mongodb.internal.binding.AsyncReadBinding) ServerDescription(com.mongodb.connection.ServerDescription) CommandOperationHelper.initialRetryState(com.mongodb.internal.operation.CommandOperationHelper.initialRetryState) ConnectionDescription(com.mongodb.connection.ConnectionDescription) Arrays.asList(java.util.Arrays.asList) BsonArray(org.bson.BsonArray) CursorHelper.getCursorDocumentFromBatchSize(com.mongodb.internal.operation.CursorHelper.getCursorDocumentFromBatchSize) OperationHelper.canRetryRead(com.mongodb.internal.operation.OperationHelper.canRetryRead) QueryResult(com.mongodb.internal.connection.QueryResult) OperationHelper.withSourceAndConnection(com.mongodb.internal.operation.OperationHelper.withSourceAndConnection) ConnectionSource(com.mongodb.internal.binding.ConnectionSource) ReadBinding(com.mongodb.internal.binding.ReadBinding) AsyncCallbackSupplier(com.mongodb.internal.async.function.AsyncCallbackSupplier) 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BsonDocumentCodec(org.bson.codecs.BsonDocumentCodec) CommandOperationHelper.initialRetryState(com.mongodb.internal.operation.CommandOperationHelper.initialRetryState) RetryState(com.mongodb.internal.async.function.RetryState)

Example 10 with Connection

use of com.mongodb.internal.connection.Connection in project mongo-java-driver by mongodb.

the class FindOperation method executeAsync.

@Override
public void executeAsync(final AsyncReadBinding binding, final SingleResultCallback<AsyncBatchCursor<T>> callback) {
    RetryState retryState = initialRetryState(retryReads);
    binding.retain();
    AsyncCallbackSupplier<AsyncBatchCursor<T>> asyncRead = CommandOperationHelper.<AsyncBatchCursor<T>>decorateReadWithRetries(retryState, funcCallback -> {
        logRetryExecute(retryState);
        withAsyncSourceAndConnection(binding::getReadConnectionSource, false, funcCallback, (source, connection, releasingCallback) -> {
            if (retryState.breakAndCompleteIfRetryAnd(() -> !canRetryRead(source.getServerDescription(), connection.getDescription(), binding.getSessionContext()), releasingCallback)) {
                return;
            }
            if (serverIsAtLeastVersionThreeDotTwo(connection.getDescription())) {
                final SingleResultCallback<AsyncBatchCursor<T>> wrappedCallback = exceptionTransformingCallback(releasingCallback);
                createReadCommandAndExecuteAsync(retryState, binding, source, namespace.getDatabaseName(), getCommandCreator(binding.getSessionContext()), CommandResultDocumentCodec.create(decoder, FIRST_BATCH), asyncTransformer(), connection, wrappedCallback);
            } else {
                retryState.markAsLastAttempt();
                validateFindOptions(source, connection, binding.getSessionContext().getReadConcern(), collation, allowDiskUse, new AsyncCallableWithConnectionAndSource() {

                    @Override
                    public void call(final AsyncConnectionSource source, final AsyncConnection connection, final Throwable t) {
                        if (t != null) {
                            releasingCallback.onResult(null, t);
                        } else {
                            connection.queryAsync(namespace, asDocument(connection.getDescription(), binding.getReadPreference()), projection, skip, limit, batchSize, isSecondaryOk() || binding.getReadPreference().isSecondaryOk(), isTailableCursor(), isAwaitData(), isNoCursorTimeout(), isPartial(), isOplogReplay(), decoder, binding.getRequestContext(), new SingleResultCallback<QueryResult<T>>() {

                                @Override
                                public void onResult(final QueryResult<T> result, final Throwable t) {
                                    if (t != null) {
                                        releasingCallback.onResult(null, t);
                                    } else {
                                        releasingCallback.onResult(new AsyncQueryBatchCursor<T>(result, limit, batchSize, getMaxTimeForCursor(), decoder, source, connection), null);
                                    }
                                }
                            });
                        }
                    }
                });
            }
        });
    }).whenComplete(binding::release);
    asyncRead.get(errorHandlingCallback(callback, LOGGER));
}
Also used : AsyncReadBinding(com.mongodb.internal.binding.AsyncReadBinding) ServerDescription(com.mongodb.connection.ServerDescription) CommandOperationHelper.initialRetryState(com.mongodb.internal.operation.CommandOperationHelper.initialRetryState) BsonValue(org.bson.BsonValue) DocumentHelper.putIfNotNull(com.mongodb.internal.operation.DocumentHelper.putIfNotNull) ConnectionDescription(com.mongodb.connection.ConnectionDescription) ExplainHelper.asExplainCommand(com.mongodb.internal.operation.ExplainHelper.asExplainCommand) DocumentHelper.putIfNotNullOrEmpty(com.mongodb.internal.operation.DocumentHelper.putIfNotNullOrEmpty) MIN_WIRE_VERSION(com.mongodb.internal.operation.ServerVersionHelper.MIN_WIRE_VERSION) CursorType(com.mongodb.CursorType) AsyncCallableWithConnectionAndSource(com.mongodb.internal.operation.OperationHelper.AsyncCallableWithConnectionAndSource) OperationHelper.validateFindOptions(com.mongodb.internal.operation.OperationHelper.validateFindOptions) OperationHelper.canRetryRead(com.mongodb.internal.operation.OperationHelper.canRetryRead) QueryResult(com.mongodb.internal.connection.QueryResult) OperationHelper.withSourceAndConnection(com.mongodb.internal.operation.OperationHelper.withSourceAndConnection) ConnectionSource(com.mongodb.internal.binding.ConnectionSource) ReadBinding(com.mongodb.internal.binding.ReadBinding) AsyncCallbackSupplier(com.mongodb.internal.async.function.AsyncCallbackSupplier) OperationReadConcernHelper.appendReadConcernToCommand(com.mongodb.internal.operation.OperationReadConcernHelper.appendReadConcernToCommand) NoOpSessionContext(com.mongodb.internal.connection.NoOpSessionContext) SingleResultCallback(com.mongodb.internal.async.SingleResultCallback) Decoder(org.bson.codecs.Decoder) RetryState(com.mongodb.internal.async.function.RetryState) CommandReadTransformerAsync(com.mongodb.internal.operation.CommandOperationHelper.CommandReadTransformerAsync) 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Aggregations

Connection (com.mongodb.internal.connection.Connection)10 BsonDocument (org.bson.BsonDocument)9 Assertions.notNull (com.mongodb.assertions.Assertions.notNull)8 ConnectionDescription (com.mongodb.connection.ConnectionDescription)8 ErrorHandlingResultCallback.errorHandlingCallback (com.mongodb.internal.async.ErrorHandlingResultCallback.errorHandlingCallback)8 SingleResultCallback (com.mongodb.internal.async.SingleResultCallback)8 AsyncCallbackSupplier (com.mongodb.internal.async.function.AsyncCallbackSupplier)8 RetryState (com.mongodb.internal.async.function.RetryState)8 AsyncConnection (com.mongodb.internal.connection.AsyncConnection)8 LOGGER (com.mongodb.internal.operation.OperationHelper.LOGGER)8 OperationHelper.withAsyncSourceAndConnection (com.mongodb.internal.operation.OperationHelper.withAsyncSourceAndConnection)8 OperationHelper.withSourceAndConnection (com.mongodb.internal.operation.OperationHelper.withSourceAndConnection)8 Supplier (java.util.function.Supplier)8 ServerDescription (com.mongodb.connection.ServerDescription)7 ConnectionSource (com.mongodb.internal.binding.ConnectionSource)7 MongoCommandException (com.mongodb.MongoCommandException)6 MongoException (com.mongodb.MongoException)6 ReadPreference (com.mongodb.ReadPreference)6 ReadPreference.primary (com.mongodb.ReadPreference.primary)6 Nullable (com.mongodb.lang.Nullable)6