declare namespace org {
    namespace eclipse {
        namespace jetty {
            namespace websocket {
                namespace common {
                    class BlockingWriteCallback extends org.eclipse.jetty.util.SharedBlockingCallback {
                        public constructor()
                        public acquireWriteBlocker(): org.eclipse.jetty.websocket.common.BlockingWriteCallback$WriteBlocker
                        public static class: java.lang.Class<any>
                    }
                }
            }
        }
    }
}