https://www.graalvm.org/ 
class com.oracle.svm.core.windows.WindowsParkEventFactory implements com.oracle.svm.core.thread.ParkEvent$ParkEventFactory
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.oracle.svm.core.windows.WindowsParkEventFactory
  super_class: java.lang.Object
{
  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.svm.core.windows.WindowsParkEventFactory this
         0: .line 207
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.oracle.svm.core.windows.WindowsParkEventFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/svm/core/windows/WindowsParkEventFactory;

  public com.oracle.svm.core.thread.ParkEvent create();
    descriptor: ()Lcom/oracle/svm/core/thread/ParkEvent;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.oracle.svm.core.windows.WindowsParkEventFactory this
         0: .line 210
            new com.oracle.svm.core.windows.WindowsParkEvent
            dup
            invokespecial com.oracle.svm.core.windows.WindowsParkEvent.<init>:()V
            areturn
        end local 0 // com.oracle.svm.core.windows.WindowsParkEventFactory this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/svm/core/windows/WindowsParkEventFactory;
}
SourceFile: "WindowsJavaThreads.java"
InnerClasses:
  public abstract ParkEventFactory = com.oracle.svm.core.thread.ParkEvent$ParkEventFactory of com.oracle.svm.core.thread.ParkEvent
    RuntimeVisibleAnnotations: 
      org.graalvm.nativeimage.Platforms(value = {Lorg/graalvm/nativeimage/Platform$WINDOWS;})