asset

Documentation

Overview

Package asset - Cache for assets

temporary store assets just received until they are: a. verified by having a corresponding issue verified b. confirmed by having a block broadcast containing them c. expired because no longer referenced by any issues

i.e. all isues were expired

Index

• func Cache(asset *transactionrecord.AssetData, assetHandle storage.Handle) (*transactionrecord.AssetIdentifier, transactionrecord.Packed, error)
• func DecrementTTL(assetId transactionrecord.AssetIdentifier)
• func Delete(assetId transactionrecord.AssetIdentifier)
• func Exists(assetId transactionrecord.AssetIdentifier, assetHandle storage.Handle) bool
• func Finalise() error
• func Get(assetId transactionrecord.AssetIdentifier) transactionrecord.Packed
• func IncrementTTL(assetId transactionrecord.AssetIdentifier)
• func Initialise() error
• func SetVerified(assetId transactionrecord.AssetIdentifier)

Functions

func Cache

func Cache(asset *transactionrecord.AssetData, assetHandle storage.Handle) (*transactionrecord.AssetIdentifier, transactionrecord.Packed, error)

Cache - cache an incoming asset

func DecrementTTL

func DecrementTTL(assetId transactionrecord.AssetIdentifier)

DecrementTTL - issue was expired so decrease lock count

func Delete

func Delete(assetId transactionrecord.AssetIdentifier)

Delete - remove an asset from the cache

func Exists

func Exists(assetId transactionrecord.AssetIdentifier, assetHandle storage.Handle) bool

Exists - check if an item confirmed in storage handle

func Finalise

func Finalise() error

Finalise - stop all background handlers

func Get

func Get(assetId transactionrecord.AssetIdentifier) transactionrecord.Packed

Get - get packed asset data from cache (nil if not present)

func IncrementTTL

func IncrementTTL(assetId transactionrecord.AssetIdentifier)

IncrementTTL - lock ass as used by one issue

func Initialise

func Initialise() error

Initialise - setup the asset cache

func SetVerified

func SetVerified(assetId transactionrecord.AssetIdentifier)

SetVerified - mark a cached asset being verified