http://www.jboss.org/undertow-parent/undertow-core: Undertow (JBoss by Red Hat) 
public interface io.undertow.server.ServerConnection$CloseListener
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: io.undertow.server.ServerConnection$CloseListener
  super_class: java.lang.Object
{
  public abstract void closed(io.undertow.server.ServerConnection);
    descriptor: (Lio/undertow/server/ServerConnection;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
            Name  Flags
      connection  final
}
SourceFile: "ServerConnection.java"
NestHost: io.undertow.server.ServerConnection
InnerClasses:
  public abstract CloseListener = io.undertow.server.ServerConnection$CloseListener of io.undertow.server.ServerConnection