To clarify, I realize you are using Spring, but Spring is many things. So maybe you can post here the relevant code (of a REST endpoint?), so that we can advise on serialization.
Andrus > On Jan 9, 2018, at 10:04 AM, Andrus Adamchik <[email protected]> wrote: > > What technology are you using to serialize your data to JSON? Do you have a > code example? > > Andrus > > >> On Jan 9, 2018, at 9:24 AM, Fredrik Widengren <[email protected]> >> wrote: >> >> Hello Frank >> Thanks for your mail. >> They automatically included when running Spring Boot as I understand. Also >> the ”Hello World” example is running fine, and that one returns the answer >> in JSON. >> >> /Fredrik >> >> Skickat från min iPhone >> >>> 8 jan. 2018 kl. 23:07 skrev Frank Herrmann >>> <[email protected]>: >>> >>> Do you have the Jackson libraries included in your project? They are >>> normally needed for JSON serialization/deserialization. >>> >>> On Mon, Jan 8, 2018 at 4:52 PM, Fredrik Widengren < >>> [email protected]> wrote: >>> >>>> Hello, >>>> >>>> I'm testing to setup Cayenne with Spring Boot. I have created a simple >>>> REST service. Spring is working fine with a Hello World example from >>>> Spring.io. >>>> >>>> When I try to send back my cayenne objects that I have generated from >>>> the Cayenne modeller, I get an exception that it can’t find a JSON >>>> serializer. >>>> >>>> Error: >>>> Could not write JSON: No serializer found for class >>>> org.apache.cayenne.tx.TransactionFilter >>>> >>>> I have read that a common reason for this is that the class that you >>>> try to serialize does not have any public getters/setters. The >>>> generated classes (in the auto package) from the modeller that extends >>>> CayenneDataObject do have these public getters/setters. The class is >>>> however abstract, but I'm using the class created by the modeller that >>>> extends the abstract modeller class. >>>> >>>> Anyone that have any experience from Cayenne and Spring that have some >>>> input? >>>> >>>> Many thanks! >>>> >>>> /Fredrik >>>> >>> >>> >>> >>> -- >>> FRANK HERRMANN >>> SENIOR SOFTWARE ENGINEER >>> >>> T: 561-880-2998 x1563 >>> >>> E: [email protected] >>> >>> >>> >>> [image: [ Modernizing Medicine ]] <https://www.modmed.com/> >>> [image: [ Facebook ]] <https://www.facebook.com/modernizingmedicine> [image: >>> [ LinkedIn ]] <https://www.linkedin.com/company/modernizing-medicine/> >>> [image: >>> [ YouTube ]] <https://www.youtube.com/user/modernizingmedicine> [image: [ >>> Twitter ]] <https://twitter.com/modmed> [image: [ Blog ]] >>> <https://www.modmed.com/BlogBeyondEMR> [image: [ Instagram ]] >>> <https://instagram.com/modernizing_medicine> >>> >>> [image: [ MOMENTUM 2017 ]] <https://www.eventproducers.events/momentum2017/> >
