https://javaee.github.io/servlet-spec/: Java.net - The Source for Java Technology Collaboration (GlassFish Community) 
public interface javax.servlet.Registration$Dynamic extends javax.servlet.Registration
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: javax.servlet.Registration$Dynamic
  super_class: java.lang.Object
{
  public abstract void setAsyncSupported(boolean);
    descriptor: (Z)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
                  Name  Flags
      isAsyncSupported  
}
SourceFile: "Registration.java"
NestHost: javax.servlet.Registration
InnerClasses:
  public abstract Dynamic = javax.servlet.Registration$Dynamic of javax.servlet.Registration