Êþº¾4'(Ljava/lang/Object;Ljava/lang/Object;)V (TV;TA;)V Signature SourceFile completedfailedjava/lang/Object#java/nio/channels/CompletionHandler<Ljava/lang/Object;(Ljava/lang/Throwable;TA;)V*(Ljava/lang/Throwable;Ljava/lang/Object;)VCompletionHandler.java