Package fr.gouv.vitam.storage.offers.tape.cas

Class ArchiveCacheEvictionController

java.lang.Object

fr.gouv.vitam.storage.offers.tape.cas.ArchiveCacheEvictionController

public class ArchiveCacheEvictionController
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
ArchiveCacheEvictionController(AccessRequestReferentialRepository accessRequestReferentialRepository, ObjectReferentialRepository objectReferentialRepository, BucketTopologyHelper bucketTopologyHelper)

Method Summary

Modifier and Type	Method	Description
LRUCacheEvictionJudge<ArchiveCacheEntry>	computeEvictionJudge()	Computes an eviction judge that prevents eviction of in-use archives (required by active access requests) or eviction of archives that are non-expirable (to be kept forever in cache).
LockHandle	createLock(java.util.Set<ArchiveCacheEntry> archiveCacheEntries)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ArchiveCacheEvictionController

public ArchiveCacheEvictionController(AccessRequestReferentialRepository accessRequestReferentialRepository,
                                      ObjectReferentialRepository objectReferentialRepository,
                                      BucketTopologyHelper bucketTopologyHelper)

Method Detail

computeEvictionJudge

public LRUCacheEvictionJudge<ArchiveCacheEntry> computeEvictionJudge()

Computes an eviction judge that prevents eviction of in-use archives (required by active access requests) or eviction of archives that are non-expirable (to be kept forever in cache).

Returns:

An eviction judge that decides if an archive "file-bucket-id/tarId" can be evicted from cache or not.

createLock

public LockHandle createLock(java.util.Set<ArchiveCacheEntry> archiveCacheEntries)