https://projects.eclipse.org/projects/ee4j.grizzly/grizzly-websockets-server: Grizzly Bill of Materials (BOM) (Oracle Corporation) 
public interface jakarta.servlet.SingleThreadModel
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: jakarta.servlet.SingleThreadModel
  super_class: java.lang.Object
{
}
SourceFile: "SingleThreadModel.java"
    RuntimeVisibleAnnotations: 
      java.lang.Deprecated()