code: function MetadataConverter() {
  		this.aliases = {}; // maps alias -> namespace
  		this.oAnnotatable = null; // the current annotatable, see function annotatable
  		this.entityContainer = null; // the current EntityContainer
  		this.entitySet = null; // the current EntitySet/Singleton
  		this.namespace = null; // the namespace of the current Schema
  		this.oOperation = null; // the current operation (action or function)
  		this.reference = null; // the current Reference
  		this.schema = null; // the current Schema
  		this.type = null; // the current EntityType/ComplexType
  		this.result = null; // the result of the conversion
  		this.url = null; // the document URL (for error messages)
  		this.xmlns = null; // the expected XML namespace
  	}
docs: Creates the base class for the metadata converters.
  
  @constructor