https://www.graalvm.org/ 
final class com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck extends com.oracle.truffle.polyglot.HostExecuteNode$TypeCheckNode
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck
  super_class: com.oracle.truffle.polyglot.HostExecuteNode$TypeCheckNode
{
  final java.lang.Class<?> clazz;
    descriptor: Ljava/lang/Class;
    flags: (0x0010) ACC_FINAL
    Signature: Ljava/lang/Class<*>;

  void <init>(java.lang.Class<?>);
    descriptor: (Ljava/lang/Class;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck this
        start local 1 // java.lang.Class clazz
         0: .line 851
            aload 0 /* this */
            invokespecial com.oracle.truffle.polyglot.HostExecuteNode$TypeCheckNode.<init>:()V
         1: .line 852
            aload 0 /* this */
            aload 1 /* clazz */
            putfield com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck.clazz:Ljava/lang/Class;
         2: .line 853
            return
        end local 1 // java.lang.Class clazz
        end local 0 // com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lcom/oracle/truffle/polyglot/HostExecuteNode$DirectTypeCheck;
            0    3     1  clazz  Ljava/lang/Class<*>;
    Signature: (Ljava/lang/Class<*>;)V
    MethodParameters:
       Name  Flags
      clazz  

  boolean execute(java.lang.Object, com.oracle.truffle.api.interop.InteropLibrary, com.oracle.truffle.polyglot.PolyglotLanguageContext);
    descriptor: (Ljava/lang/Object;Lcom/oracle/truffle/api/interop/InteropLibrary;Lcom/oracle/truffle/polyglot/PolyglotLanguageContext;)Z
    flags: (0x0000) 
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck this
        start local 1 // java.lang.Object test
        start local 2 // com.oracle.truffle.api.interop.InteropLibrary interop
        start local 3 // com.oracle.truffle.polyglot.PolyglotLanguageContext languageContext
         0: .line 857
            aload 1 /* test */
            ifnull 1
            aload 1 /* test */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            aload 0 /* this */
            getfield com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck.clazz:Ljava/lang/Class;
            if_acmpne 1
            iconst_1
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
        end local 3 // com.oracle.truffle.polyglot.PolyglotLanguageContext languageContext
        end local 2 // com.oracle.truffle.api.interop.InteropLibrary interop
        end local 1 // java.lang.Object test
        end local 0 // com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    2     0             this  Lcom/oracle/truffle/polyglot/HostExecuteNode$DirectTypeCheck;
            0    2     1             test  Ljava/lang/Object;
            0    2     2          interop  Lcom/oracle/truffle/api/interop/InteropLibrary;
            0    2     3  languageContext  Lcom/oracle/truffle/polyglot/PolyglotLanguageContext;
    MethodParameters:
                 Name  Flags
      test             
      interop          
      languageContext  

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck this
         0: .line 862
            aload 0 /* this */
            getfield com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck.clazz:Ljava/lang/Class;
            invokevirtual java.lang.Class.toString:()Ljava/lang/String;
            areturn
        end local 0 // com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/polyglot/HostExecuteNode$DirectTypeCheck;
}
SourceFile: "HostExecuteNode.java"
NestHost: com.oracle.truffle.polyglot.HostExecuteNode
InnerClasses:
  final DirectTypeCheck = com.oracle.truffle.polyglot.HostExecuteNode$DirectTypeCheck of com.oracle.truffle.polyglot.HostExecuteNode
  abstract TypeCheckNode = com.oracle.truffle.polyglot.HostExecuteNode$TypeCheckNode of com.oracle.truffle.polyglot.HostExecuteNode