Edit D:\app\Administrator\product\11.2.0\dbhome_1\jdk\jre\lib\java\util\regex\Pattern$CIBackRef.class
?? 1 F ()V (I)I (I)V <init> Code I InnerClasses LineNumberTable Node SourceFile Z [I charCount codePointAt groupIndex groups hitEnd java/lang/Character java/util/regex/Matcher java/util/regex/Pattern !java/util/regex/Pattern$CIBackRef java/util/regex/Pattern$Node java/util/regex/Pattern$TreeInfo match maxValid next study to toLowerCase toUpperCase Ljava/util/regex/Pattern$Node; (Ljava/lang/CharSequence;I)I %(Ljava/util/regex/Pattern$TreeInfo;)Z 5(Ljava/util/regex/Matcher;ILjava/lang/CharSequence;)Z % & ' ( * + - "