@class NSString, NSOutputStream; @interface NviDataLogger : NSObject <NSStreamDelegate> @property (retain, nonatomic) NSOutputStream *oStream; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)stream:(id)a0 handleEvent:(unsigned long long)a1; - (void).cxx_destruct; - (void)endRequest; - (id)initWithFilePath:(id)a0 appendHdr:(id)a1; - (void)logData:(id)a0; @end