I have found a work-around for my case.
The original code of my servlet was like this:

ObjectMapper mapper = new ObjectMapper();   // Jackson Mapper
mapper.readValue(request.getInputStream(), "utf-8")

I have added a buffer to hold all the request:
byte[] content = readFully(request.getInputStream());
mapper.readValue(content, "utf-8")

Now the error has disappeared.
I have not checked the code of Jackson Mapper.
Is is possible that the ChunkedInputFilter breaks in case of reading more
times after the end of the stream ? (calling ServletInputStream#read more
times after -1 marker)

Should I file an issue ?
I'm really sorry but today I have not time to create a working JUnit
testcase to demostrate the issue. I can work on it next days.


-- Enrico



2017-01-09 16:31 GMT+01:00 Enrico Olivelli <eolive...@gmail.com>:

> Hi, I am upgrading from Tomcat 8.0.33 to 8.5.9.
> I have the following error during a POST made with Apache-HttpClient 4.3.6
>
> I this this is the bad "POST"
>
> FINE Jan 09, 2017 3:45:15 PM org.apache.coyote.http11.Http11InputBuffer
> parseRequestLine
> BUONO: Received [POST /majordodo HTTP/1.1
> Transfer-Encoding: chunked
> Content-Type: application/json;charset=utf-8
> Host: sviluppo06-cs7.sviluppo.dna:11986
> Connection: Keep-Alive
> User-Agent: Apache-HttpClient/4.3.6 (java 1.5)
> Accept-Encoding: gzip,deflate
> Authorization: Basic bWFnbmV3czptYWduZXdz
>
> 10b78
> ]
>
>
> this is the stack trace of the error:
> java.io.IOException: Invalid end of line sequence (character other than CR
> or LF found)
>         at org.apache.coyote.http11.filters.ChunkedInputFilter.
> throwIOException(ChunkedInputFilter.java:655)
>         at org.apache.coyote.http11.filters.ChunkedInputFilter.
> parseCRLF(ChunkedInputFilter.java:475)
>         at org.apache.coyote.http11.filters.ChunkedInputFilter.
> doRead(ChunkedInputFilter.java:262)
>         at org.apache.coyote.http11.Http11InputBuffer.doRead(
> Http11InputBuffer.java:256)
>         at org.apache.coyote.Request.doRead(Request.java:540)
>         at org.apache.catalina.connector.InputBuffer.realReadBytes(
> InputBuffer.java:319)
>         at org.apache.catalina.connector.InputBuffer.checkByteBufferEof(
> InputBuffer.java:627)
>         at org.apache.catalina.connector.InputBuffer.read(InputBuffer.
> java:342)
>         at org.apache.catalina.connector.CoyoteInputStream.read(
> CoyoteInputStream.java:183)
>
>
> Is it a client error on 'chunked' encoding format or is there some change
> on Tomcat code which processes his kind of encoding ?
>
> I think that the client is sending a broken request, but before the
> upgrade I did not get the error, is it possible ?
>
> I'm using Nio (not Nio2) http Connector, I'm going to to try Nio2
>
> Thank you
> Enrico Olivelli
>
> .....
>

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