When I was starting out with OSGi, there used to be a great OSGI Wiki available, but it got hacked and was never put back online :(
Any chance this content could be put back online somewhere else ? Regards, Serge... On Thu, Sep 19, 2019 at 3:43 PM Julian Feinauer < j.feina...@pragmaticminds.de> wrote: > Thanks Christian, I will check out your stuff later on. Ideally I would > love to have a book about karaf and some osgi basics and ds... But I guess > that's a lot of work. > > So I think tutorials and examples are a good pragmatic compromise : ) > ________________________________ > From: Jean-Baptiste Onofré <j...@nanthrax.net> > Sent: Thursday, September 19, 2019 8:15:08 AM > To: dev@karaf.apache.org <dev@karaf.apache.org> > Subject: Re: Hello World! > > Hi Christian, > > I think Karaf examples are good enough to start. They are maybe too > simple but provide "classic" use cases (rest, service, jpa, etc). > > I agree we can do more, and we are working on it. It's something I > discuss with some guys at ApacheCon last week. > I will come with concrete proposal soon ;) > > Regards > JB > > > On 19/09/2019 15:02, Christian Schneider wrote: > > The problem with OSGi docs is that most of the material is quite old. > > Much of it does not apply to modern OSGi development anymore. > > > > Another issue is that especially for dependency injection there are > quite a > > few alternatives. Every of these come with their own pros and cons. > > As a beginner it is difficult to understand and decide how to start. > > > > Karaf is a great way to start playing with OSGi as many things are > readily > > available and the shell and webconsole allow some nice insight into the > > system. What karaf does not provide though is a good introduction into > > OSGi. I tried to do so with my tutorials but they are more like explained > > examples. > > > > I planned to do a longer introduction around how to build a typical > > application based on best practices .. but it is a lot of work and I > never > > really took on the task. > > > > You might be interested in my recent talk about OSGi best practices. > > Unfortunately in 30 minutes I was not able to really explain how to build > > an application but maybe the example helps a bit. > > https://adapt.to/2019/en/schedule/osgi-best-practices.html > > The most interesting part there is maybe how to build bundles without xml > > config. > > The new annotations that combine requirements and configs are also very > > interesting. > > Both of these are not yet covered by much material on the web. > > In the example there is a small application with an angular front end > and a > > jax-rs backend that can be easily installed in karaf. > > > > Christian > > > > > > Am Mi., 18. Sept. 2019 um 06:45 Uhr schrieb Julian Feinauer < > > j.feina...@pragmaticminds.de>: > > > >> Hi, > >> > >> it was not so much karaf (I kind of liked it from the start) it was > rather > >> OSGi. > >> We come from spring and when I looked through all the osgi material lots > >> of it seemed strange and confusing like Aries, Blueprint, DS, enRoute, > ... . > >> Serge helped me a lot with sorting the things in my head and getting all > >> clear (also with bundle vs. feature vs. feature-repo) and DS stuff and > lots > >> more. > >> So I think Karaf is already doing an excellent job its rather the OSGi > >> world that is damn confusing and one thing that probably could help is a > >> small OSGi introduction or something. > >> > >> I hope that helps! > >> Julian > >> > >> Am 16.09.19, 11:47 schrieb "Jean-Baptiste Onofré" <j...@nanthrax.net>: > >> > >> By the way, Julian, I'm curious. Why did you consider Karaf "hard > for > >> you to adopt" ? It's to understand what we can improve (maybe > >> message/website, example, whatever) in the project to change that ! > >> > >> Thanks ! > >> Regards > >> JB > >> > >> On 16/09/2019 18:21, Julian Feinauer wrote: > >> > Hi everybody, > >> > > >> > my name is Julian and as I’m new on this list, I just wanted to > >> shortly introduce myself. I’m a contributor to some Apache projects > (PLC4X, > >> IoTDB, Calcite) and I met some karaf folks at the ApacheCon in Las > Vegas (I > >> was the guy hanging around introducing JB and Serge). > >> > I have Karaf on my radar for quite some time but always considered > >> it to hard for us to adopt. > >> > > >> > But, as Serge gave me an awesome hands on introduction yesterday, > I > >> feel like we should really start to work with it and see how it goes. > So, > >> expect some mails from me here or on user@. > >> > > >> > Best > >> > Julian > >> > > >> > >> -- > >> Jean-Baptiste Onofré > >> jbono...@apache.org > >> http://blog.nanthrax.net > >> Talend - http://www.talend.com > >> > >> > >> > > > > -- > Jean-Baptiste Onofré > jbono...@apache.org > http://blog.nanthrax.net > Talend - http://www.talend.com >
