Re: [Neo4j] IndexHits extends Iterable is evil

2011-12-20 Thread Jean-Pierre Bergamin
I created an issue for that: https://github.com/neo4j/community/issues/141 Best regards, James ___ NOTICE: THIS MAILING LIST IS BEING SWITCHED TO GOOGLE GROUPS, please register and consider posting at https://groups.google.com/forum/#!forum/neo4j Neo4j

[Neo4j] IndexHits extends Iterable is evil

2011-12-09 Thread Jean-Pierre Bergamin
Dear neo4j community and developers For the second time we stumbled about Iterables that are no Iterables in Neo4j. IndexHits e.g. extends Iterator and Iterable and states in its documentation that is not really an iterable but always returns "this" in calls to iterator(). So far so good. Now whe

[Neo4j] OSGi headers in 1.5 missing

2011-11-23 Thread Jean-Pierre Bergamin
Dear neo4j community We're upgrading our project from Spring Data Graph 1.2 to Spring Data Neo4j 2.0, which requires neo4j 1.5. I was shocked to find that all those valuable OSGi headers in the manifests are gone in neo4j 1.5. But where? :-? I hope they don't have been expelled definitively... :-

Re: [Neo4j] Spring Data Graph / Neo4j – Problems with OO Inheritance & Polymorphism relation semantics

2011-11-01 Thread Jean-Pierre Bergamin
. Best regards, James Surelly this isn't SDN's fault, but JSP's. It would though be very helpful > (and perhaps its a twoliner) if we could annotate @Query on more (immutable > or not) Collection/iteration interfaces, say Iterator for a start > > Regards > >

Re: [Neo4j] Spring Data Graph / Neo4j – Problems with OO Inheritance & Polymorphism relation semantics

2011-10-27 Thread Jean-Pierre Bergamin
Hi Agelos Regarding your 2nd point: 2) 2) The minor issue I have regards (the otherwise brilliant) @Query, > due to its constraint of annotating (mainly) Iterable and NOT allowing Set, > List etc (a runtime exception is thrown > org.springframework.data.neo4j.conversion.QueryResultBuilder$1

[Neo4j] Jobangebot in Zürich/Wallisellen als Java-Entwickler mit Neo4j-Kenntnissen

2011-10-12 Thread Jean-Pierre Bergamin
. Viele Grüsse Jean-Pierre Bergamin PS: German is a must. This is why this post is written in German... ;-) -- Junisphere Systems AG Glatt Tower P.O. Box 1572 CH-8301 Glattzentrum Phone +41 43 443 31 80 Direct +41 43 443 31 93 jpberga...@junisphere.net www.junisphere.net

Re: [Neo4j] Spring Data Neo4j 2.0 Roadmap

2011-10-06 Thread Jean-Pierre Bergamin
> One way of handling different types of "use-cases" per node is to use > projection. So per context you have different types with attributes and > behaviour that is just relevant for the context. I have to admit that I never worked with projection so far. The problem with the projection approac

Re: [Neo4j] Spring Data Neo4j 2.0 Roadmap

2011-10-05 Thread Jean-Pierre Bergamin
Hello everyone I'm really glad to see that SDG or SDN (as it will be called on from now on) is actively maintained and that new ideas are followed to solve the day to day "problems" when working with graphs. I'm not really sad to hear that the AspectJ mapping will not be in main focus for the futu

Re: [Neo4j] Meet-up in Zurich

2011-10-05 Thread Jean-Pierre Bergamin
2011/10/4 Andreas Kollegger : > Or, with an umlaut... Cool. :-) ___ Neo4j mailing list User@lists.neo4j.org https://lists.neo4j.org/mailman/listinfo/user

Re: [Neo4j] Meet-up in Zurich

2011-10-04 Thread Jean-Pierre Bergamin
> let's do a meetup group like http://www.meetup.com/Neo4j-Oresund/ ? I created a meetup group and added the first event: http://www.meetup.com/Neo4j-Zurich/events/36063832/ Feel free to join the group. There will hopefully follow a lot of other meet-ups and events. :-) Best regards, James

Re: [Neo4j] Meet-up in Zurich

2011-10-04 Thread Jean-Pierre Bergamin
Hi Daniel > I’ll try to stop by. My friend and I built a startup using Neo4j and we’ve > had a great experience so far. Is there RSVP list? Just stop by. There is no RSVP. Best regards, James ___ Neo4j mailing list User@lists.neo4j.org https://lists.neo

[Neo4j] Meet-up in Zurich

2011-09-29 Thread Jean-Pierre Bergamin
Dear Graphistas Please join us for the first, spontaneous neo4j meet-up in Zurich on next Thursday 6/10. We meet at 17:00 in the Johanniter in the Niederdorf, drink a beer or two and exchange experiences with Neo4j. See you James ___ Neo4j mailing list

Re: [Neo4j] OSGi and Neo4j - superbundle approach

2011-07-26 Thread Jean-Pierre Bergamin
provides the imported packages, e.g. with "clhas org.neo4j.graphdb.index.IndexProvider". Best regards, James 2011/7/26 Jean-Pierre Bergamin : > Helly everyone > > I'm currently also stuck with the "No index provider 'lucene' found" > error that you all

Re: [Neo4j] OSGi and Neo4j - superbundle approach

2011-07-26 Thread Jean-Pierre Bergamin
Helly everyone I'm currently also stuck with the "No index provider 'lucene' found" error that you all seem to have been able to work around. I have built and installed the 1.5-SNAPSHOT kernel from the bundle-friendly-classloader branch and installed it locally (mvn install). When I run the neo4j-

Re: [Neo4j] OSGi and Neo4j - superbundle approach

2011-07-21 Thread Jean-Pierre Bergamin
;>> > sorry, seems Tinybundles changes groupId and API since my last pull. >>> > Pushed the updates. Please try again :) >>> > >>> > Cheers, >>> > >>> > /peter neubauer >>> > >>> > GTalk:      neubauer.peter &g

Re: [Neo4j] OSGi and Neo4j - superbundle approach

2011-07-20 Thread Jean-Pierre Bergamin
t; Twitter      http://twitter.com/peterneubauer > > http://www.neo4j.org               - Your high performance graph database. > http://startupbootcamp.org/    - Öresund - Innovation happens HERE. > http://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party. > > &

Re: [Neo4j] OSGi and Neo4j - superbundle approach

2011-07-20 Thread Jean-Pierre Bergamin
Hello everyone May I chime in here... We are really interested to see neo4j working in an OSGi environment esp. together with Spring Data Graph. After an unsuccessful attempt to get it up and running a couple of weeks ago we gave it another chance today after seeing this post and after a whole da

Re: [Neo4j] Performance issues with small transactions on certain Linux installations

2011-07-14 Thread Jean-Pierre Bergamin
u can also fire up some amazon ec2 instances and check your > test there. > > Cheers > > Michael > > > Am 13.07.2011 um 13:58 schrieb Jean-Pierre Bergamin: > >> I ran the write_test on an ubuntu server 10.04 that performs bad with >> our test app. >> I

Re: [Neo4j] Performance issues with small transactions on certain Linux installations

2011-07-13 Thread Jean-Pierre Bergamin
sualvm or yourkit to the remote > system) so that the bottleneck gets obvious. > > Thanks > > Michael > > Am 13.07.2011 um 12:06 schrieb Jean-Pierre Bergamin: > >> On Ubuntu, we installed the sun jdk with apt-get: >> >> $ sudo apt-get install python-s

Re: [Neo4j] Performance issues with small transactions on certain Linux installations

2011-07-13 Thread Jean-Pierre Bergamin
: > James, > > So you didn't install openjdk on the unix machines using apt-get but the > sun/oracle jdk binary? > > Cheers > > Michael > > Am 13.07.2011 um 11:49 schrieb Jean-Pierre Bergamin: > >> Hi Michael >> >> All systems at least have Sun

Re: [Neo4j] Performance issues with small transactions on certain Linux installations

2011-07-13 Thread Jean-Pierre Bergamin
ok into it. > > Cheers > > Michael > > Am 13.07.2011 um 10:28 schrieb Jean-Pierre Bergamin: > >> 2011/7/13 Jean-Pierre Bergamin : >> >>> We have severe performance issues on Linux. >> >> We just ran the tests on another Windows 7 x64 Laptop and

Re: [Neo4j] Performance issues with small transactions on certain Linux installations

2011-07-13 Thread Jean-Pierre Bergamin
2011/7/13 Jean-Pierre Bergamin : > We have severe performance issues on Linux. We just ran the tests on another Windows 7 x64 Laptop and we also faced very bad performance with just 26 traversals per second (compared to 1000 on a other Windows machine). So it is not a Linux problem per se,

[Neo4j] Performance issues with small transactions on certain Linux installations

2011-07-13 Thread Jean-Pierre Bergamin
Hello neo4j-users This issue has already been reported by Marco here http://lists.neo4j.org/pipermail/user/2011-May/008822.html But I allow myself to pick this up again in a new thread. We have severe performance issues on Linux. Our proof of concept app is up to 40 times slower on Linux then on

Re: [Neo4j] Spring Data Graph in an OSGi environment

2011-05-24 Thread Jean-Pierre Bergamin
          - Your high performance graph database. > http://startupbootcamp.org/    - Öresund - Innovation happens HERE. > http://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party. > > > On Mon, May 23, 2011 at 3:44 PM, Jean-Pierre Bergamin > wrote: > >> I

Re: [Neo4j] Spring Data Graph in an OSGi environment

2011-05-23 Thread Jean-Pierre Bergamin
eo4j.org               - Your high performance graph database. > http://startupbootcamp.org/    - Öresund - Innovation happens HERE. > http://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party. > > > On Mon, May 16, 2011 at 3:28 PM, Jean-Pierre Bergamin > wrote:

Re: [Neo4j] Modelling a fault tree

2011-05-16 Thread Jean-Pierre Bergamin
ke the deduction of resulting permissions in a nested > Access Control List. There is a brief example on that at > http://wiki.neo4j.org/content/ACL that might be in that direction? > > Cheers, > > /peter neubauer > > On Fri, May 13, 2011 at 2:20 AM, Jean-Pierre Bergamin > wrote: &

Re: [Neo4j] Spring Data Graph in an OSGi environment

2011-05-16 Thread Jean-Pierre Bergamin
a number of years back, I remember having to use > eclipse-registerbuddy to solve a classloader visibility issue.  I'm not > sure what the standard approach to this became.  A quick search doesn't > deliver anything definitive for bundle-buddypolicy, which I suspect is > the

Re: [Neo4j] Spring Data Graph in an OSGi environment

2011-05-13 Thread Jean-Pierre Bergamin
ork.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:474) ... 20 common frames omitted Any ideas about that? Best regards, James 2011/5/13 Jean-Pierre Bergamin : > SDG is using bundlor to generate the MANIFEST.MF file

Re: [Neo4j] Spring Data Graph in an OSGi environment

2011-05-13 Thread Jean-Pierre Bergamin
2011/5/13 Michael Hunger : > Forwarded it to the AJ project lead Andy Clement, he knows this OSGi + AJ > stuff certainly better than me :) Ok. Thank you so far for the help! Best regards, James ___ Neo4j mailing list User@lists.neo4j.org https://lists

Re: [Neo4j] Spring Data Graph in an OSGi environment

2011-05-13 Thread Jean-Pierre Bergamin
t;> I'm no expert in OSGi so I did just the minimal thing, adding bundlor > > >> information to the maven build. This is obviously not successful enough. > > >> > > >> So I would be very happy I someone would pull spring data graph put in > > the

[Neo4j] Spring Data Graph in an OSGi environment

2011-05-13 Thread Jean-Pierre Bergamin
Dear neo4j community I'm so free to cross post a question to this list that I already posted in the spring forum ( http://forum.springsource.org/showthread.php?109267-Spring-Data-Graph-in-OSGi-environment), since most of the SDG experts probably are subscribed to this list. ;-) Could anyone get sp

[Neo4j] Modelling a fault tree

2011-05-13 Thread Jean-Pierre Bergamin
Dear neo4j users We are in the course of evaluating neo4j for our application. Our model is quite similar to a fault tree ( http://en.wikipedia.org/wiki/Fault_tree_analysis), where states ("ok" or "not_ok") in leaf nodes get pushed up the tree. There are rules what state the parent gets, depending

Re: [Neo4j] Traversing all relationship types

2011-05-13 Thread Jean-Pierre Bergamin
Twitter http://twitter.com/peterneubauer > > http://www.neo4j.org - Your high performance graph database. > http://startupbootcamp.org/- Öresund - Innovation happens HERE. > http://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party. > >

Re: [Neo4j] Traversing all relationship types

2011-05-11 Thread Jean-Pierre Bergamin
al_Framework > > Cheers, > Tobias > > On Wed, May 11, 2011 at 9:08 AM, Jean-Pierre Bergamin > wrote: > > > Hello neo4j users > > > > I'm just diving into neo4j and playing around with graph algorithms and > > traversers. > > As a start, I just

[Neo4j] Traversing all relationship types

2011-05-11 Thread Jean-Pierre Bergamin
Hello neo4j users I'm just diving into neo4j and playing around with graph algorithms and traversers. As a start, I just wanted to traverse the whole graph with all relationship types in the OUTGOING direction. The traverse() method always expects a RelationshipType. Is there a simpler way to trav