// dispose the extensions that implement IDisposable
protected void DisposeExtensions()
{
if (_extensions != null)
{
_extensions.Dispose();
_extensions = null;
}
}
// locks down the given extensions manager and runs cache metadata on the workflow definition
protected void RegisterExtensionManager(WorkflowInstanceExtensionManager extensionManager)
{
ValidateWorkflow(extensionManager);
_extensions = WorkflowInstanceExtensionManager.CreateInstanceExtensions(this.WorkflowDefinition, extensionManager);
if (_extensions != null)
{
this.HasPersistenceModule = _extensions.HasPersistenceModule;
}
}