https://openjdk.java.net/ 
public interface com.sun.nio.sctp.NotificationHandler<T>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.sun.nio.sctp.NotificationHandler
  super_class: java.lang.Object
{
  public abstract com.sun.nio.sctp.HandlerResult handleNotification(com.sun.nio.sctp.Notification, T);
    descriptor: (Lcom/sun/nio/sctp/Notification;Ljava/lang/Object;)Lcom/sun/nio/sctp/HandlerResult;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: (Lcom/sun/nio/sctp/Notification;TT;)Lcom/sun/nio/sctp/HandlerResult;
    MethodParameters:
              Name  Flags
      notification  
      attachment    
}
Signature: <T:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "NotificationHandler.java"