https://www.graalvm.org/ 
final class com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry
  super_class: java.lang.Object
{
  final java.lang.ClassLoader classLoader;
    descriptor: Ljava/lang/ClassLoader;
    flags: (0x0010) ACC_FINAL

  final com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry next;
    descriptor: Lcom/oracle/truffle/polyglot/PolyglotThreadInfo$ClassLoaderEntry;
    flags: (0x0010) ACC_FINAL

  void <init>(java.lang.ClassLoader, com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry);
    descriptor: (Ljava/lang/ClassLoader;Lcom/oracle/truffle/polyglot/PolyglotThreadInfo$ClassLoaderEntry;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry this
        start local 1 // java.lang.ClassLoader classLoader
        start local 2 // com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry next
         0: .line 225
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 226
            aload 0 /* this */
            aload 1 /* classLoader */
            putfield com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry.classLoader:Ljava/lang/ClassLoader;
         2: .line 227
            aload 0 /* this */
            aload 2 /* next */
            putfield com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry.next:Lcom/oracle/truffle/polyglot/PolyglotThreadInfo$ClassLoaderEntry;
         3: .line 228
            return
        end local 2 // com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry next
        end local 1 // java.lang.ClassLoader classLoader
        end local 0 // com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    4     0         this  Lcom/oracle/truffle/polyglot/PolyglotThreadInfo$ClassLoaderEntry;
            0    4     1  classLoader  Ljava/lang/ClassLoader;
            0    4     2         next  Lcom/oracle/truffle/polyglot/PolyglotThreadInfo$ClassLoaderEntry;
    MethodParameters:
             Name  Flags
      classLoader  
      next         
}
SourceFile: "PolyglotThreadInfo.java"
NestHost: com.oracle.truffle.polyglot.PolyglotThreadInfo
InnerClasses:
  private final ClassLoaderEntry = com.oracle.truffle.polyglot.PolyglotThreadInfo$ClassLoaderEntry of com.oracle.truffle.polyglot.PolyglotThreadInfo