mongodb

package
v0.0.0-...-b205a7c Latest Latest
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Published: Feb 28, 2017 License: Apache-2.0 Imports: 7 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

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var ErrCouldNotClearDB = errors.New("could not clear database")

ErrCouldNotClearDB is when the database could not be cleared.

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var ErrCouldNotDialDB = errors.New("could not dial database")

ErrCouldNotDialDB is when the database could not be dialed.

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var ErrCouldNotLoadAggregate = errors.New("could not load aggregate")

ErrCouldNotLoadAggregate is when an aggregate could not be loaded.

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var ErrCouldNotMarshalEvent = errors.New("could not marshal event")

ErrCouldNotMarshalEvent is when an event could not be marshaled into BSON.

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var ErrCouldNotSaveAggregate = errors.New("could not save aggregate")

ErrCouldNotSaveAggregate is when an aggregate could not be saved.

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var ErrCouldNotUnmarshalEvent = errors.New("could not unmarshal event")

ErrCouldNotUnmarshalEvent is when an event could not be unmarshaled into a concrete type.

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var ErrNoDBSession = errors.New("no database session")

ErrNoDBSession is when no database session is set.

Functions

This section is empty.

Types

type EventStore

type EventStore struct {
	// contains filtered or unexported fields
}

EventStore implements an EventStore for MongoDB.

func NewEventStore

func NewEventStore(url, dbPrefix string) (*EventStore, error)

NewEventStore creates a new EventStore.

func NewEventStoreWithSession

func NewEventStoreWithSession(session *mgo.Session, dbPrefix string) (*EventStore, error)

NewEventStoreWithSession creates a new EventStore with a session.

func (*EventStore) Clear

func (s *EventStore) Clear(ctx context.Context) error

Clear clears the event storge.

func (*EventStore) Close

func (s *EventStore) Close()

Close closes the database session.

func (*EventStore) Load

func (s *EventStore) Load(ctx context.Context, aggregateType eh.AggregateType, id eh.UUID) ([]eh.Event, error)

Load loads all events for the aggregate id from the database. Returns ErrNoEventsFound if no events can be found.

func (*EventStore) Save

func (s *EventStore) Save(ctx context.Context, events []eh.Event, originalVersion int) error

Save appends all events in the event stream to the database.

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