dynamodb

Documentation

Index

• func NewDynamoDBStateStore(_ logger.Logger) state.Store
• type StateStore
  • func (d *StateStore) Delete(ctx context.Context, req *state.DeleteRequest) error
  • func (d *StateStore) Features() []state.Feature
  • func (d *StateStore) Get(ctx context.Context, req *state.GetRequest) (*state.GetResponse, error)
  • func (d *StateStore) GetComponentMetadata() (metadataInfo metadata.MetadataMap)
  • func (d *StateStore) Init(ctx context.Context, metadata state.Metadata) error
  • func (d *StateStore) Multi(ctx context.Context, request *state.TransactionalStateRequest) error
  • func (d *StateStore) MultiMaxSize() int
  • func (d *StateStore) Set(ctx context.Context, req *state.SetRequest) error

Functions

func NewDynamoDBStateStore

func NewDynamoDBStateStore(_ logger.Logger) state.Store

NewDynamoDBStateStore returns a new dynamoDB state store.

Types

type StateStore

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

StateStore is a DynamoDB state store.

func (*StateStore) Delete

func (d *StateStore) Delete(ctx context.Context, req *state.DeleteRequest) error

Delete performs a delete operation.

func (*StateStore) Features

func (d *StateStore) Features() []state.Feature

Features returns the features available in this state store.

func (*StateStore) Get

func (d *StateStore) Get(ctx context.Context, req *state.GetRequest) (*state.GetResponse, error)

Get retrieves a dynamoDB item.

func (*StateStore) GetComponentMetadata

func (d *StateStore) GetComponentMetadata() (metadataInfo metadata.MetadataMap)

func (*StateStore) Init

func (d *StateStore) Init(ctx context.Context, metadata state.Metadata) error

Init does metadata and connection parsing.

func (*StateStore) Multi

func (d *StateStore) Multi(ctx context.Context, request *state.TransactionalStateRequest) error

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

func (*StateStore) MultiMaxSize

func (d *StateStore) MultiMaxSize() int

MultiMaxSize returns the maximum number of operations allowed in a transaction. For AWS DynamoDB, that's 100.

func (*StateStore) Set

func (d *StateStore) Set(ctx context.Context, req *state.SetRequest) error

Set saves a dynamoDB item.