cacheutil

package
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Published: Sep 26, 2017 License: Apache-2.0 Imports: 3 Imported by: 0

Documentation

Overview

Package cacheutil is a base implementation of name-to-index cache on top of which all typesafe caches are built.

Index

Constants

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Variables

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Functions

This section is empty.

Types

type CacheHelper

type CacheHelper struct {
	IDX           idxvpp.NameToIdxRW
	Prefix        string
	DataPrototype proto.Message
	ParseName     func(key string) (name string, err error)
}

CacheHelper is a helper which implementation is reused among multiple typesafe Caches. Beware: index stored in cached mapping is not valid. The meaningful values are the name and metadata.

func (*CacheHelper) DoChange

func (helper *CacheHelper) DoChange(dataChng datasync.ChangeEvent) error

DoChange calls: - RegisterName in case of db.Put - UnregisterName in case of data.Del

func (*CacheHelper) DoResync

func (helper *CacheHelper) DoResync(resyncEv datasync.ResyncEvent) error

DoResync list keys&values in ResyncEvent and then: - RegisterName (for names that are part of ResyncEvent) - UnregisterName (for names that are not part of ResyncEvent)

func (*CacheHelper) DoWatching

func (helper *CacheHelper) DoWatching(resyncName string, watcher datasync.KeyValProtoWatcher)

DoWatching is supposed to be used as a go routine. It select the data from channels in arguments.

func (*CacheHelper) String

func (helper *CacheHelper) String() string

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