The ExpressionBuiltEventArgs type exposes the following members.
Gets or sets the currently registered Expression.
Gets the collection of currently known relationships. This information is used by the Diagnostics Debug View. Change the contents of this collection to represent the changes made to the Expression property (if any). This allows the Diagnostics Debug View to analyze those new relationships as well.
Gets or sets the current lifestyle of the registration.
Gets the registered service type that is currently requested.