IdentityMapBehavior Enum

Defines how references to instances of persistent objects are stored in a session’s Identity Map.

Namespace: DevExpress.Xpo

Assembly: DevExpress.Xpo.v22.1.dll

Declaration

C#

public enum IdentityMapBehavior

VB.NET

Public Enum IdentityMapBehavior

Members

Name	Description
Default	The behavior is determined by XPO. Curently, this is equal to IdentityMapBehavior.Weak.
Weak	Weak references are used, which allows the garbage collector to reclaim unused objects.
Strong	Direct references to objects are used.

Related API Members

The following properties accept/return IdentityMapBehavior values:

• Session.IdentityMapBehavior
• XpoDefault.IdentityMapBehavior

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the IdentityMapBehavior enum.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

XPO_how-to-implement-odata4-service-with-xpo/CS/ODataService/Helpers/ConnectionHelper.cs#L31

public static UnitOfWork CreateSession() {
    return new UnitOfWork() { IdentityMapBehavior = IdentityMapBehavior.Strong };
}