Freeze::BackgroundSaveEvictor

Overview

local interface BackgroundSaveEvictor extends Freeze::Evictor

A background-save evictor is an evictor that saves updates asynchronously in a background thread.

Operation Index

keep — Lock this object in the evictor cache.
keepFacet — Like keep, but with a facet.
release — Release a lock acquired by keep.
releaseFacet — Like release, but with a facet.

Operations

void

Anchor
keep keep

keep(Ice::Identity id)

Lock this object in the evictor cache. This lock can be released by release or remove. release releases only one lock, while remove releases all the locks.

Parameters

id — The identity of the Ice object.

Exceptions

Ice::NotRegisteredException — Raised if this identity was not registered with the evictor.
Freeze::DatabaseException — Raised if a database failure occurred.

See Also

• keepFacet
• release
• remove

void

Anchor
keepFacet keepFacet

keepFacet(Ice::Identity id, string facet)

Like keep, but with a facet. Calling keep(id) is equivalent to calling keepFacet with an empty facet.

Parameters

id — The identity of the Ice object.
facet — The facet. An empty facet means the default facet.

Exceptions

Ice::NotRegisteredException — Raised if this identity was not registered with the evictor.
Freeze::DatabaseException — Raised if a database failure occurred.

See Also

• keep
• releaseFacet
• removeFacet

void

Anchor
release release

release(Ice::Identity id)

Release a lock acquired by keep. Once all the locks on an object have been released, the object is again subject to the normal eviction strategy.

Parameters

id — The identity of the Ice object.

Exceptions

Ice::NotRegisteredException — Raised if this object was not locked with keep or keepFacet.

See Also

• keepFacet
• release

void

Anchor
releaseFacet releaseFacet

releaseFacet(Ice::Identity id, string facet)

Like release, but with a facet. Calling release(id) is equivalent to calling releaseFacet with an empty facet.

Parameters

id — The identity of the Ice object.
facet — The facet. An empty facet means the default facet.

Exceptions

Ice::NotRegisteredException — Raised if this object was not locked with keep or keepFacet.

See Also

• keep
• releaseFacet