private void ClearSelectors()
 {
     this.entitySetAndTypeSelector = null;
     this.relationshipSelectors = null;
 }
 private void CreateEntitySetAndTypeSelectorIfNull()
 {
     if (this.entitySetAndTypeSelector == null)
     {
         this.ValidateInputsForCreatingSelectors();
         this.entitySetAndTypeSelector = new EntitySetAndTypeSelector(this.EntityContainer, this.Random, this.MinimumNumberOfEntitiesPerEntitySet);
         this.entitiesToCreateInNextBatch = new List<KeyValuePair<EntitySet, EntityType>>();
     }
 }