@protocol MLBatchProvider; @interface MLLazyUnionBatchProvider : NSObject <MLBatchProvider> @property (retain, nonatomic) id<MLBatchProvider> first; @property (retain, nonatomic) id<MLBatchProvider> second; @property (readonly, nonatomic) long long count; - (void).cxx_destruct; - (id)featuresAtIndex:(long long)a0; - (id)initWithFeaturesFrom:(id)a0 addedToFeaturesFrom:(id)a1 error:(id *)a2; @end