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Posted to dev@jena.apache.org by "Andy Seaborne (Jira)" <ji...@apache.org> on 2022/01/23 22:40:00 UTC
[jira] [Resolved] (JENA-2257) QueryExecHTTP#actualSendMode ignores query length causing HTTP 414
[ https://issues.apache.org/jira/browse/JENA-2257?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Andy Seaborne resolved JENA-2257.
---------------------------------
Fix Version/s: Jena 4.4.0
Resolution: Fixed
> QueryExecHTTP#actualSendMode ignores query length causing HTTP 414
> ------------------------------------------------------------------
>
> Key: JENA-2257
> URL: https://issues.apache.org/jira/browse/JENA-2257
> Project: Apache Jena
> Issue Type: Bug
> Components: ARQ, SPARQL
> Affects Versions: Jena 4.3.2
> Reporter: Jan Martin Keil
> Assignee: Andy Seaborne
> Priority: Major
> Fix For: Jena 4.4.0
>
>
> {_}QueryExecHTTP#actualSendMode(){_}, called in {_}QueryExecHTTP#query(String reqAcceptHeader){_}, does not consider the length of the query. In case of long queries, this causes _414 Request-URI Too Long_ errors, even if {_}sendMode=={_}{_}QuerySendMode{_}{_}.asGetWithLimitBody{_} (default):
> {quote}HttpException: 414 Request-URI Too Long
> at org.apache.jena.sparql.engine.http.QueryExceptionHTTP.rewrap(QueryExceptionHTTP.java:49)
> at org.apache.jena.sparql.exec.http.QueryExecHTTP.executeQuery(QueryExecHTTP.java:493)
> at org.apache.jena.sparql.exec.http.QueryExecHTTP.query(QueryExecHTTP.java:483)
> at org.apache.jena.sparql.exec.http.QueryExecHTTP.execRdfWorker(QueryExecHTTP.java:339)
> at org.apache.jena.sparql.exec.http.QueryExecHTTP.execGraph(QueryExecHTTP.java:287)
> at org.apache.jena.sparql.exec.http.QueryExecHTTP.construct(QueryExecHTTP.java:244)
> at org.apache.jena.sparql.exec.QueryExecutionAdapter.execConstruct(QueryExecutionAdapter.java:129)
> {quote}
> Workarounds:
> * _QuerySendMode.systemDefault = QuerySendMode.asPost;_
> * _QueryExecution.service(…).sendMode(QuerySendMode.asPost)_
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