Edit C:\Program Files\Java\jre1.8.0_121\lib\ext\com\sun\crypto\provider\SslMacCore.class
?? 4 m B C D E F G H C I J K L M N O L P Q R S T C U C V C W C X C Y C Z [ \ ] C T ^ _ ` SslMacSHA1 InnerClasses a SslMacMD5 md Ljava/security/MessageDigest; pad1 [B pad2 first Z secret <init> (Ljava/lang/String;[B[B)V Code LineNumberTable Exceptions b getDigestLength ()I init A(Ljava/security/Key;Ljava/security/spec/AlgorithmParameterSpec;)V StackMapTable update (B)V ([BII)V (Ljava/nio/ByteBuffer;)V doFinal ()[B [ reset ()V SourceFile SslMacCore.java , ? c d e $ % &