[jira] [Commented] (JENA-1312) Bad UTF-8 string causes different behaviour between "fuseki -v" and "fuseki".

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/JENA-1312?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15947138#comment-15947138 ] 

ASF GitHub Bot commented on JENA-1312:
--------------------------------------

GitHub user afs opened a pull request:

    https://github.com/apache/jena/pull/229

    JENA-1312: Verbose logging: capture bytes then safe-decode to string.

    

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/afs/jena jena-1312

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/jena/pull/229.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #229
    
----
commit 1a089359f612942e79739788729adadb55d5269c
Author: Andy Seaborne <an...@apache.org>
Date:   2017-03-29T13:35:51Z

    JENA-1312: Verbose logging: capture bytes then safe-decode to string.

----


> Bad UTF-8 string causes different behaviour between "fuseki -v" and "fuseki".
> -----------------------------------------------------------------------------
>
>                 Key: JENA-1312
>                 URL: https://issues.apache.org/jira/browse/JENA-1312
>             Project: Apache Jena
>          Issue Type: Bug
>            Reporter: Andy Seaborne
>
> This is the raw bytes for a BOM - i.e. no UTF-8 encoded.  This report is not specific to this bad encoded data.
> {noformat}
> #!/bin/bash
> DATA=$'PREFIX : <http://exmaple/> INSERT DATA { :s :p "abc\xFE\xFFxyz" }'
> curl -XPOST \
>      --header 'Content-type: application/sparql-update' \
>      --data "$DATA" \
>      http://localhost:3030/ds/update
> {noformat}
> With -v:
> {noformat}
> [2017-03-28 18:23:27] Fuseki     WARN  [2] Runtime IO Exception (client left?) RC = 500 : java.nio.charset.MalformedInputException: Input length = 1
> org.apache.jena.atlas.RuntimeIOException: java.nio.charset.MalformedInputException: Input length = 1
> 	at org.apache.jena.atlas.io.IO.exception(IO.java:233)
> 	at org.apache.jena.fuseki.servlets.SPARQL_Update.executeBody(SPARQL_Update.java:183)
> {noformat}
> (this is in the verbose handling)
> This causes a 500.
> It is using a Java StreamDecoder. Decoding via, e.g, new String(bytes, UTF-8) works, no error. It is a different code path in the JDK.
> Without "-v", a 204 response is generated (javacc converts the bytes to characters, not java).



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