ChronologicalEvictionStrategy Class

Definition

Namespace:

Orleans.Providers.Streams.Common

Assembly:

Orleans.Streaming.dll

Package:

Microsoft.Orleans.Streaming v8.2.0

Eviction strategy that evicts data based off of age.

public class ChronologicalEvictionStrategy : Orleans.Providers.Streams.Common.IEvictionStrategy

type ChronologicalEvictionStrategy = class
    interface IEvictionStrategy

Public Class ChronologicalEvictionStrategy
Implements IEvictionStrategy

Inheritance

Object

ChronologicalEvictionStrategy

Implements

IEvictionStrategy

Constructors

ChronologicalEvictionStrategy(ILogger, TimePurgePredicate, ICacheMonitor, Nullable<TimeSpan>)

Initializes a new instance of the ChronologicalEvictionStrategy class.

Fields

inUseBuffers

Buffers which are currently in use in the cache Protected for test purposes

Properties

OnPurged	Called with the newest item in the cache and last item purged after a cache purge has run. For ordered reliable queues we shouldn't need to notify on every purged event, only on the last event of every set of events that get purged.
PurgeObservable	Gets the IPurgeObservable, which is implemented by the cache to do purge related actions and invoked by the eviction strategy.

Methods

OnBlockAllocated(FixedSizeBuffer)	Method which should be called when data adapter allocated a new block
PerformPurge(DateTime)	Method which should be called when pulling agent try to do a purge on the cache
ShouldPurge(CachedMessage, CachedMessage, DateTime)	Given a cached message, indicates whether it should be purged from the cache.