SPDispose or not to SPDispose

Development, SharePoint

Roger Lamb has posted an article about SharePoint objects, which must not be disposed. He also wrote about changes to SP 2010 regarding disposing objects.

  • SPContext.Current.Site
  • SPContext.Current.Web
  • SPContext.Site
  • SPContext.Web
  • SPControl.GetContextWeb(..)
  • SPControl.GetContextSite(..)
  • SPFeatureReceiverProperties.Feature.Parent
  • SPItemEventProperties.ListItem.Web
  • SPList.BreakRoleInheritance()
    • Do not call list.ParentWeb.Dispose()
  • SPListEventProperties.Web
  • SPListEventProperties.List.Web
  • SPSite.RootWeb
    • Problems may occur when SPContext.Web has equality to the SPContext.Web.. make sure you dispose of SPSite and it will cleanup sub webs automatically
  • SPSite.LockIssue
  • SPSite.Owner
  • SPSite.SecondaryContact
  • SPWeb.ParentWeb
  • SPWebEventProperties.Web

More on his blog: http://blogs.msdn.com/rogerla/archive/2009/11/30/sharepoint-2007-2010-do-not-dispose-guidance-spdisposecheck.aspx