api

type Provider interface {
	RetrieverForChannel(channel string) Retriever
}

type Retriever interface {
	// GetTransientData gets the value for the given transient data item
	GetTransientData(ctxt context.Context, key *storeapi.Key) (*storeapi.ExpiringValue, error)

	// GetTransientDataMultipleKeys gets the values for the multiple transient data items in a single call
	GetTransientDataMultipleKeys(ctxt context.Context, key *storeapi.MultiKey) (storeapi.ExpiringValues, error)
}

type Store interface {
	// Persist stores the private write set of a transaction.
	Persist(txID string, privateSimulationResultsWithConfig *proto.TxPvtReadWriteSetWithConfigInfo) error

	// GetTransientData gets the value for the given transient data item
	GetTransientData(key *storeapi.Key) (*storeapi.ExpiringValue, error)

	// GetTransientDataMultipleKeys gets the values for the multiple transient data items in a single call
	GetTransientDataMultipleKeys(key *storeapi.MultiKey) (storeapi.ExpiringValues, error)

	// Close closes the store
	Close()
}

type StoreProvider interface {
	// OpenStore creates a handle to the transient data store for the given ledger ID
	OpenStore(ledgerid string) (Store, error)

	// Close cleans up the provider
	Close()
}