Re: [undertow-dev] StreamSinkChannel - repeatable writes error

This should be fixed in the XNIO upstream: https://github.com/xnio/xnio/commit/5a1ed9dff29455d78bc9beb50c6e448e1bbb6ef9 David, would we be able to get another XNIO release soonish? Stuart Matej Lazar wrote: > Hi, I'm writing an http server for Ceylon on top of undertow. > > All bytes are written to response and successfully transferred, but exception bellow occurs when shutdownWrites is called. > > Stepping through a "write" method of FixedLengthStreamSinkChannel, looks like "state" is not updated correctly, it is always subtracted only for are number of bytes written in one loop. > > Am I missing something or is it a bug ? > > byte array size is 6919638, usually there are 147456 bytes written to a response in a loop > > My code for writing bytes to response ... not quite Java, but readable ;) > > shared actual void writeBytes(Array<Integer> bytes) { > //ByteBuffer.wrap > value bb = wrapByteBuffer(bytes); > value response = getResponse(); > > variable Integer remaining := bytes.size; > while (remaining> 0) { > variable Integer written := 0; > while((written := response.write(bb))> 0) { > remaining -= written; > try { > response.awaitWritable(); > } catch(JIOException e) { > //TODO > print(e); > } > } > } > } > > > Exception in thread "XNIO-1 task-2" java.lang.Error: org.xnio.channels.FixedLengthUnderflowException: 6815744 bytes remaining > at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1116) > at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) > at java.lang.Thread.run(Thread.java:722) > Caused by: org.xnio.channels.FixedLengthUnderflowException: 6815744 bytes remaining > at org.xnio.channels.FixedLengthStreamSinkChannel.shutdownWrites(FixedLengthStreamSinkChannel.java:291) > at ceylon.net.httpd.internal.HttpResponseImpl.responseDone(HttpResponseImpl.ceylon:71) > at ceylon.net.httpd.internal.CeylonRequestHandler$AsyncInvoker$1completionHandler_.handleComplete(CeylonRequestHandler.ceylon:56) > at ceylon.net.httpd.endpoints.StaticFileEndpoint.service(StaticFileEndpoint.ceylon:50) > at ceylon.net.httpd.internal.CeylonRequestHandler$AsyncInvoker.run(CeylonRequestHandler.ceylon:60) > at io.undertow.util.WorkerDispatcher$1.run(WorkerDispatcher.java:49) > at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) > ... 2 more > > > Thanks, > Matej. > _______________________________________________ > undertow-dev mailing list > undertow-dev(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/undertow-dev