declare namespace org {
    namespace eclipse {
        namespace jetty {
            namespace util {
                abstract class IteratingNestedCallback extends org.eclipse.jetty.util.IteratingCallback {
                    public constructor(arg0: org.eclipse.jetty.util.Callback)
                    public isNonBlocking(): boolean
                    protected onCompleteSuccess(): void
                    protected onCompleteFailure(arg0: java.lang.Throwable): void
                    public toString(): string
                    public static class: java.lang.Class<any>
                }
            }
        }
    }
}