https://www.graalvm.org/ 
class com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1 extends com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity
  minor version: 0
  major version: 59
  flags: flags: (0x4020) ACC_SUPER, ACC_ANNOTATION
  this_class: com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1
  super_class: com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity
{
  void <init>(java.lang.String, int, java.lang.String);
    descriptor: (Ljava/lang/String;ILjava/lang/String;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=4, args_size=4
        start local 0 // com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1 this
        start local 3 // java.lang.String $anonymous0
         0: .line 143
            aload 0 /* this */
            aload 1
            iload 2
            aload 3 /* $anonymous0 */
            invokespecial com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity.<init>:(Ljava/lang/String;ILjava/lang/String;)V
            return
        end local 3 // java.lang.String $anonymous0
        end local 0 // com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1 this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    1     0         this  Lcom/oracle/truffle/js/runtime/builtins/intl/JSSegmenter$Granularity$1;
            0    1     3  $anonymous0  Ljava/lang/String;
    MethodParameters:
               Name  Flags
      $enum$name     
      $enum$ordinal  
      $anonymous0    

  public com.ibm.icu.text.BreakIterator getIterator(com.ibm.icu.util.ULocale);
    descriptor: (Lcom/ibm/icu/util/ULocale;)Lcom/ibm/icu/text/BreakIterator;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1 this
        start local 1 // com.ibm.icu.util.ULocale locale
         0: .line 147
            aload 1 /* locale */
            invokestatic com.ibm.icu.text.BreakIterator.getCharacterInstance:(Lcom/ibm/icu/util/ULocale;)Lcom/ibm/icu/text/BreakIterator;
            areturn
        end local 1 // com.ibm.icu.util.ULocale locale
        end local 0 // com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1 this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/oracle/truffle/js/runtime/builtins/intl/JSSegmenter$Granularity$1;
            0    1     1  locale  Lcom/ibm/icu/util/ULocale;
    RuntimeVisibleAnnotations: 
      com.oracle.truffle.api.CompilerDirectives$TruffleBoundary()
    MethodParameters:
        Name  Flags
      locale  

  public java.lang.String getBreakType(int);
    descriptor: (I)Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1 this
        start local 1 // int icuStatus
         0: .line 152
            aconst_null
            areturn
        end local 1 // int icuStatus
        end local 0 // com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1 this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    1     0       this  Lcom/oracle/truffle/js/runtime/builtins/intl/JSSegmenter$Granularity$1;
            0    1     1  icuStatus  I
    MethodParameters:
           Name  Flags
      icuStatus  
}
SourceFile: "JSSegmenter.java"
EnclosingMethod: com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity
NestHost: com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter
InnerClasses:
  public abstract TruffleBoundary = com.oracle.truffle.api.CompilerDirectives$TruffleBoundary of com.oracle.truffle.api.CompilerDirectives
  public abstract Granularity = com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity of com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter
  com.oracle.truffle.js.runtime.builtins.intl.JSSegmenter$Granularity$1