cassandra

Documentation

Index

• func NewCassandraStateStore(logger logger.Logger) state.Store
• type Cassandra
  • func (c *Cassandra) Close() error
  • func (c *Cassandra) Delete(ctx context.Context, req *state.DeleteRequest) error
  • func (c *Cassandra) Features() []state.Feature
  • func (c *Cassandra) Get(ctx context.Context, req *state.GetRequest) (*state.GetResponse, error)
  • func (c *Cassandra) GetComponentMetadata() (metadataInfo metadata.MetadataMap)
  • func (c *Cassandra) Init(_ context.Context, metadata state.Metadata) error
  • func (c *Cassandra) Set(ctx context.Context, req *state.SetRequest) error

Functions

func NewCassandraStateStore

func NewCassandraStateStore(logger logger.Logger) state.Store

NewCassandraStateStore returns a new cassandra state store.

Types

type Cassandra

type Cassandra struct {
	state.BulkStore
	// contains filtered or unexported fields
}

Cassandra is a state store implementation for Apache Cassandra.

func (*Cassandra) Close

func (c *Cassandra) Close() error

Close the connection to Cassandra.

func (*Cassandra) Delete

func (c *Cassandra) Delete(ctx context.Context, req *state.DeleteRequest) error

Delete performs a delete operation.

func (*Cassandra) Features

func (c *Cassandra) Features() []state.Feature

Features returns the features available in this state store.

func (*Cassandra) Get

func (c *Cassandra) Get(ctx context.Context, req *state.GetRequest) (*state.GetResponse, error)

Get retrieves state from cassandra with a key.

func (*Cassandra) GetComponentMetadata

func (c *Cassandra) GetComponentMetadata() (metadataInfo metadata.MetadataMap)

func (*Cassandra) Init

func (c *Cassandra) Init(_ context.Context, metadata state.Metadata) error

Init performs metadata and connection parsing.

func (*Cassandra) Set

func (c *Cassandra) Set(ctx context.Context, req *state.SetRequest) error

Set saves state into cassandra.