As simple mode is detached from the db you should need to save it again to persist changes
Mark could you create a unit test for that fetching/loading behavior? Thanks a lot Sent from mobile device Am 17.04.2014 um 02:31 schrieb Michael Azerhad <[email protected]>: > Oh, so the problem should not be tied exclusively to Scala.. > > I don't find the root cause.. I just use a workaround: > > instead of neo4jTemplate.fetch method, I wrote a repository method to fetch > the whole. Not pretty, but working.. > > I would be curious too to know the exact reason of the issue.. > > Michael > > On Tuesday, April 15, 2014 2:13:50 PM UTC+2, Mark Findlater wrote: >> >> I am interested in this too. I am using Neo4j 2.0.1 and SDN 3.0.0.RELEASE . >> I am experiencing the same behaviour: >> >> //When the Node is retrieved images.size() is 3 and the correct images are >> present. >> @NodeEntity >> public class SponsorNode { >> >> @RelatedTo(type="BRAND_IMAGE", direction=Direction.OUTGOING) >> @Fetch >> private Set<ImageNode> images; >> } >> >> //If I now fetch the sponsor node images.size() == 1, if I run >> template.fetch(images) then images.size() == 1 (but all attributes are >> populated). >> @NodeEntity >> public class SponsorNode { >> >> @RelatedTo(type="BRAND_IMAGE", direction=Direction.OUTGOING) >> private Set<ImageNode> images; >> } >> >> Did you find the root of your problem Michael? >> >> On Sunday, 2 February 2014 22:27:56 UTC, Michael Azerhad wrote: >>> >>> Maybe it's an incompatibility with Scala. >>> >>> I spent all day long to explain a possible reason why fetching only returns >>> the first collection's element. >>> >>> Could anyone confirm me this assumption: >>> I precise I use SDN 3.0.0-RC1 with the simple object mapping: >>> >>> If my first action is to create and save a `Meeting` object, >>> then I don't need to save it anymore to be able to fetch the future >>> relationships made by adding some `Participation`s independently. >>> In other word, does fetching for last values require the Meeting object to >>> be saved/updated again after Participations were added? >>> >>> Thanks a lot >>> >>> On Sunday, February 2, 2014 3:29:45 PM UTC+1, Michael Azerhad wrote: >>>> >>>> I use Scala. >>>> >>>> In my class Meeting, I have this relation: >>>> >>>> @RelatedTo(`type` = "TO", direction = Direction.INCOMING) >>>> var _participants: java.util.Set[Participation] = _ >>>> >>>> Participation is another node entity, linked to Meeting with an outgoing >>>> relationship "TO". >>>> >>>> What I do is a simple test saving firstly a Meeting, and then saving three >>>> distinct Participations related to it. >>>> >>>> I expect then to have a size of 3 when I do at the end of the process: >>>> neo4jTemplate.fetch(meetingRepository.findById(justSavedMeetingId)._participants) >>>> >>>> However, it only returns the first Participation that was linked to. Not >>>> the two others.... >>>> >>>> Note that it well works (size of 3 retrieved) when I add @Fetch, without >>>> explicitly using neo4jtemplate.fetch: >>>> >>>> @Fetch @RelatedTo(`type` = "TO", direction = Direction.INCOMING) >>>> var _participants: java.util.Set[Participation] = _ //works >>>> >>>> I tested it in the same transaction and in distinct transaction. >>>> >>>> Am I missed something obvious? >>>> >>>> Thanks, >>>> >>>> Michael >>>> >>>> On Sunday, February 2, 2014 3:53:54 AM UTC+1, Michael Azerhad wrote: >>>>> >>>>> Hello, >>>>> >>>>> My question is pretty simple: >>>>> May it be a normal scenario when neo4jTemplate.fetch returns ALWAYS the >>>>> first collection's element? (concerning a @RelatedTo collection's field >>>>> without any @Fetch annotation) >>>>> >>>>> On the contrary, when @Fetch is placed, the whole collection is well >>>>> retrieved. >>>>> >>>>> I did a workaround by rather use a Cypher Query (annotation in my >>>>> repository) to load the collection, but I would like to know if this >>>>> scenario could be explained. >>>>> >>>>> Thanks, >>>>> >>>>> Michael > > -- > You received this message because you are subscribed to the Google Groups > "Neo4j" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
