Defaulting maxStringLength to Integer.MAX_VALUE would be my vote. It would work as it had previously and as expected. I do not currently see a use case where my client would want to restrict the size of a json string…using fileSize to route is adequate.
> On Sep 18, 2023, at 4:53 PM, Bryan Bende <[email protected]> wrote: > > It looks like Jackson 2.15 introduced a max length for a single string value > inside of the json document which defaults to 20MB. > > It can be configured on the ObjectMapper's factory [1] like: > > objectMapper.getFactory().setStreamReadConstraints(StreamReadConstraints.builder().maxStringLength(40000000).build())); > > If we want to make this configurable, we'd probably have to expose a property > in any controller-service/processor that does json parsing with an > ObjectMapper. > > [1] > https://github.com/spring-projects/spring-boot/issues/34709#issuecomment-1482939940 > > <https://github.com/spring-projects/spring-boot/issues/34709#issuecomment-1482939940> > On Mon, Sep 18, 2023 at 4:23 PM Gregory M. Foreman > <[email protected] <mailto:[email protected]>> > wrote: > Yes > > Sent from my iPhone > >> On Sep 18, 2023, at 2:29 PM, Greene (US), Geoffrey N via users >> <[email protected] <mailto:[email protected]>> wrote: >> >> >> Is this what you are referring to? 20MB string values vs 20 MB document size… >> >> >> >> https://github.com/FasterXML/jackson-core/issues/1082 >> <https://github.com/FasterXML/jackson-core/issues/1082> >> >> >> >> >> From: Joe Witt <[email protected] <mailto:[email protected]>> >> Sent: Monday, September 18, 2023 2:25 PM >> To: [email protected] <mailto:[email protected]> >> Subject: [EXTERNAL] Re: Large json string field errors >> >> >> >> EXT email: be mindful of links/attachments. >> >> >> >> Greg >> >> >> >> Can you share details on how you're seeing this limit? Is there a resulting >> stack trace or other output for it in the nifi-app.log? What version of >> NiFi are you on? >> >> >> >> Thanks >> >> >> >> On Mon, Sep 18, 2023 at 11:19 AM Gregory M. Foreman >> <[email protected] <mailto:[email protected]>> >> wrote: >> >> Hello: >> >> It appears Jackson recently set a 20mb upper boundary on json string field >> length. Is there a way to remove/override this limit in Nifi? >> >> Thanks, >> Greg >>
