mongodb

package

v1.5.2 Latest Latest Go to latest Published: Mar 25, 2022 License: MIT Imports: 18 Imported by: 5

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type Item struct {
	Key   string      `bson:"_id"`
	Value interface{} `bson:"value"`
	Etag  string      `bson:"_etag"`
}

Item is Mongodb document wrapper.

type MongoDB struct {
	state.DefaultBulkStore
	// contains filtered or unexported fields
}

MongoDB is a state store implementation for MongoDB.

func NewMongoDB(logger logger.Logger) *MongoDB

NewMongoDB returns a new MongoDB state store.

func (m *MongoDB) Delete(req *state.DeleteRequest) error

Delete performs a delete operation.

func (m *MongoDB) Features() []state.Feature

Features returns the features available in this state store.

func (m *MongoDB) Get(req *state.GetRequest) (*state.GetResponse, error)

Get retrieves state from MongoDB with a key.

func (m *MongoDB) Init(metadata state.Metadata) error

Init establishes connection to the store based on the metadata.

func (m *MongoDB) Multi(request *state.TransactionalStateRequest) error

Multi performs a transactional operation. succeeds only if all operations succeed, and fails if one or more operations fail.

func (m *MongoDB) Ping() error

func (m *MongoDB) Query(req *state.QueryRequest) (*state.QueryResponse, error)

Query executes a query against store.

func (m *MongoDB) Set(req *state.SetRequest) error

Set saves state into MongoDB.

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

func (q *Query) Finalize(filters string, qq *query.Query) error

func (q *Query) VisitAND(f *query.AND) (string, error)

func (q *Query) VisitEQ(f *query.EQ) (string, error)

func (q *Query) VisitIN(f *query.IN) (string, error)

func (q *Query) VisitOR(f *query.OR) (string, error)