https://openjdk.java.net/ 
public interface javax.naming.Referenceable
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.naming.Referenceable
  super_class: java.lang.Object
{
  public abstract javax.naming.Reference getReference();
    descriptor: ()Ljavax/naming/Reference;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws javax.naming.NamingException
}
SourceFile: "Referenceable.java"