declare namespace org {
    namespace eclipse {
        namespace jetty {
            namespace server {
                class HttpOutput$OutputState extends java.lang.Enum<org.eclipse.jetty.server.HttpOutput$OutputState> {
                    public static readonly OPEN: org.eclipse.jetty.server.HttpOutput$OutputState
                    public static readonly ASYNC: org.eclipse.jetty.server.HttpOutput$OutputState
                    public static readonly READY: org.eclipse.jetty.server.HttpOutput$OutputState
                    public static readonly PENDING: org.eclipse.jetty.server.HttpOutput$OutputState
                    public static readonly UNREADY: org.eclipse.jetty.server.HttpOutput$OutputState
                    public static readonly ERROR: org.eclipse.jetty.server.HttpOutput$OutputState
                    public static readonly CLOSED: org.eclipse.jetty.server.HttpOutput$OutputState
                    public static values(): org.eclipse.jetty.server.HttpOutput$OutputState[]
                    public static valueOf(arg0: java.lang.String | string): org.eclipse.jetty.server.HttpOutput$OutputState
                    public static class: java.lang.Class<any>
                }
            }
        }
    }
}