Edit C:\Program Files\Java\jre1.8.0_121\lib\ext\com\sun\crypto\provider\KeyGeneratorCore.class
?? 4 Y 3 4 5 6 7 8 9 : 3 ; < = > ? @ > A B C D E F G H I ARCFOURKeyGenerator InnerClasses J RC2KeyGenerator K HmacSHA2KG name Ljava/lang/String; defaultKeySize I keySize random Ljava/security/SecureRandom; <init> (Ljava/lang/String;I)V Code LineNumberTable implInit (Ljava/security/SecureRandom;)V J(Ljava/security/spec/AlgorithmParameterSpec;Ljava/security/SecureRandom;)V Exceptions (ILjava/security/SecureRandom;)V StackMapTable implGenerateKey ()Ljavax/crypto/SecretKey; SourceFile KeyGeneratorCore.java % L ! ) * " ! # $ 0java/security/InvalidAlgorithmParameterException java/lang/StringBuilder M N , key generation does not take any parameters O P % Q 'java/security/InvalidParameterException #Key length must be at least 40 bits R S T U V W javax/crypto/spec/SecretKeySpec % X (com/sun/crypto/provider/KeyGeneratorCore java/lang/Object <com/sun/crypto/provider/KeyGeneratorCore$ARCFOURKeyGenerator 8com/sun/crypto/provider/KeyGeneratorCore$RC2KeyGenerator 3com/sun/crypto/provider/KeyGeneratorCore$HmacSHA2KG ()V append -(Ljava/lang/String;)Ljava/lang/StringBuilder; toString ()Ljava/lang/String; (Ljava/lang/String;)V com/sun/crypto/provider/SunJCE getRandom ()Ljava/security/SecureRandom; java/security/SecureRandom nextBytes ([B)V ([BLjava/lang/String;)V 0 ! " ! # $ % & ' < *? *+? * ? *? ? ( A B C D E ) * ' . **? ? *+? ? ( J K L ) + ' 6 ? Y? Y? *? ? ? ? ? ? ( R , ) - ' L (? ? Y? ?*? *,? ? ( Y Z ] ^ _ . / 0 ' ` /*? ? *? ? *? `z?L*? +? ? Y+*? ? ? ( d e g h " i . 1 2
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