A base class for an application-specific logger. It should be used to track errors during conversion and/or , track conversion progress, cancel a conversion process if necessary. Implementing a logger class is optional, but highly recommended for all but most basic data converters. The base class is UI- and language-independent. It is up to the using app to implement UI. Language-specifc data may be used to communicate information to application users. English should be used to communicate data of interest to Revit development. 
   Namespace:   Autodesk.Revit.DB  
  Assembly:   RevitAPI  (in RevitAPI.dll) Version: 16.0.0.0 (16.0.0.0) 
  Since:  2016 
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