Thanks a lot for this!! I think that my problem is with config files
Best regards! On Thu, Mar 22, 2012 at 5:39 PM, Christian Schneider < [email protected]> wrote: > As this may be interesting for others too I have created an example on how > to instantiate a DataSource and publish it as a service. > I also used the config admin service so you can define the properties > outside of the bundle. > > See > https://github.com/cschneider/**Karaf-Tutorial/tree/master/db/** > datasource-mysql<https://github.com/cschneider/Karaf-Tutorial/tree/master/db/datasource-mysql> > > As you see I did not have to define much for the maven bundle plugin. > > Christian > > > Am 22.03.2012 15:56, schrieb elMateo: > >> ManifestLocation is for indicate exactly where is the manisfest file. >> Removeheader is used for one of the test to try the application, it isn't >> important. >> >> On Thu, Mar 22, 2012 at 1:29 PM, Christian Schneider< >> [email protected]> wrote: >> >> Some questions /remarks: >>> >>> Why do you use<manifestLocation> and<_removeheaders>? I never used those >>> till now. >>> I think you do not have to export any packages as you just provide a >>> service. >>> >>> Ok, I'm going to test this. >> >> Do you initialize the DataSource in java code? If yes then you probably >>> do >>> not need any dynamic imports and you typically do not need to define >>> Import-Package as the plugin normally does the correct thing. >>> >>> Yes, I do this: DataSource dataSource = new >> com.mysql.jdbc.jdbc2.optional.**MysqlDataSource(); >> >> Can you upload your whole project somewhere? >>> >>> Sorry, I don't have any server to upload my project. But my Activator >> class >> only do this: >> >> DataSource dataSource = new >> com.mysql.jdbc.jdbc2.optional.**MysqlDataSource(); >> registration = >> bc.registerService(DataSource.**class.getName(), dataSource, null); >> >> And when I start the bundle, Apache Felix show me exceptions write above. >> >> Thanks a lot for yours answers :) ! >> >> Christian >>> >>> >>> >>> >>> >>> Am 22.03.2012 11:50, schrieb elMateo: >>> >>> This is an extract of my pom file: >>>> >>>> <plugin> >>>> <groupId>org.apache.felix</****groupId> >>>> <artifactId>maven-bundle-****plugin</artifactId> >>>> <extensions>true</extensions> >>>> <configuration> >>>> <manifestLocation>META-INF</****manifestLocation> >>>> <instructions> >>>> <_removeheaders>Ignore-****Package</_removeheaders> >>>> <Bundle-SymbolicName>****bundleDBConnector</Bundle-****SymbolicName> >>>> <Bundle-Name>****bundleDBConnector</Bundle-****Name> >>>> <Bundle-Activator>com.****database.bundle.Activator</**** >>>> Bundle-Activator> >>>> <Export-Package>com.database.****bundle;-split-package:=merge-**** >>>> last</Export-Package> >>>> <Import-Package>org.osgi.****framework</Import-Package> >>>> <DynamicImport-Package>javax.****sql.*,com.mysql.jdbc.jdbc2.** >>>> optional.*</DynamicImport-****Package> >>>> >>>> </instructions> >>>> </configuration> >>>> </plugin> >>>> >>>> Is it correct?? Uff, still it appears the same exception :( >>>> >>>> On Thu, Mar 22, 2012 at 10:23 AM, elMateo<[email protected]> >>>> wrote: >>>> >>>> Yes, I'm developing my application with Maven. I'm going to read this >>>> >>>>> tutorial. Maybe I'm doing something wrong >>>>> >>>>> >>>>> On Wed, Mar 21, 2012 at 7:43 PM, Christian Schneider< >>>>> [email protected]> wrote: >>>>> >>>>> In the bundle that creates the DataSource you have to have an >>>>> >>>>>> Import-Package statement in the Manifest for each package you use. >>>>>> So at least com.mysql.jdbc.optional and javax.sql.DataSource. It is >>>>>> quite >>>>>> hard to do that by hand. If you use maven to build your bundle then >>>>>> you should use the maven bundle plugin which analyzes your java code >>>>>> and >>>>>> creates the necessary statements for the Manifest. >>>>>> >>>>>> In this tutorial I describe how to do it: >>>>>> http://www.liquid-reality.de/******display/liquid/2011/02/15/****<http://www.liquid-reality.de/****display/liquid/2011/02/15/**> >>>>>> <http://www.liquid-reality.**de/**display/liquid/2011/02/**15/**<http://www.liquid-reality.de/**display/liquid/2011/02/15/**> >>>>>> > >>>>>> Karaf+Tutorial+Part+1+-+******Installation+and+First+****** >>>>>> application< >>>>>> http://www.liquid-**reality.**de/display/liquid/**<http://reality.de/display/liquid/**> >>>>>> 2011/02/15/Karaf+Tutorial+****Part+1+-+Installation+and+** >>>>>> First+application<http://www.**liquid-reality.de/display/** >>>>>> liquid/2011/02/15/Karaf+**Tutorial+Part+1+-+**Installation+and+First+ >>>>>> **application<http://www.liquid-reality.de/display/liquid/2011/02/15/Karaf+Tutorial+Part+1+-+Installation+and+First+application> >>>>>> > >>>>>> >>>>>> >>>>>> The tutorial is about karaf but the bundle creation is the same if you >>>>>> use pure felix. Only the deployment may be different. >>>>>> >>>>>> Christian >>>>>> >>>>>> >>>>>> Am 21.03.2012 18:35, schrieb elMateo: >>>>>> >>>>>> I'm struggling with this exception of >>>>>> >>>>>>> Apache java.lang.******NoClassDefFoundError: >>>>>>> com/mysql/jdbc/jdbc2/optional/******MysqlDataSource. Because I have >>>>>>> the >>>>>>> >>>>>>> >>>>>>> MySQL >>>>>>> Connect/J bundle running in Apache Felix. Sometimes I have another >>>>>>> exception, java.lang.******NoClassDefFoundError: >>>>>>> javax/sql/DataSource, >>>>>>> >>>>>>> and I >>>>>>> >>>>>>> don't know why :( >>>>>>> >>>>>>> On Wed, Mar 21, 2012 at 5:20 PM, Christian Schneider< >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>> The solution described by Neil should allow that and should be easy >>>>>>> to >>>>>>> >>>>>>> implement. Using the service to connect your other bundles to the >>>>>>>> datasource even makes them >>>>>>>> very indepentent of the implementation of the "bridge bundle". A >>>>>>>> user >>>>>>>> bundle could import the DataSource from my solution with blueprint >>>>>>>> or >>>>>>>> the >>>>>>>> handwritten java bridge bundle >>>>>>>> and would not have to be changed in any way. >>>>>>>> >>>>>>>> What exactly are you struggling with? >>>>>>>> >>>>>>>> Christian >>>>>>>> >>>>>>>> Am 21.03.2012 15:43, schrieb elMateo: >>>>>>>> >>>>>>>> What I want it's only a bundle that work as a bridge to whatever >>>>>>>> >>>>>>>> database. >>>>>>>> >>>>>>>>> The other bundles access to this one to retrieve any information >>>>>>>>> from >>>>>>>>> external databases. But I don't get this :( >>>>>>>>> >>>>>>>>> On Wed, Mar 21, 2012 at 2:38 PM, Donald Whytock<[email protected] >>>>>>>>> > >>>>>>>>> wrote: >>>>>>>>> >>>>>>>>> What you probably want in the long run is a datasource-generating >>>>>>>>> >>>>>>>>> service, to which you pass the database URI. You can put things >>>>>>>>> in >>>>>>>>> >>>>>>>>>> the properties of the service to indicate whether it's Oracle, >>>>>>>>>> mySQL, >>>>>>>>>> MSSQL, etc., so that you can have multiple generating services at >>>>>>>>>> the >>>>>>>>>> same time. >>>>>>>>>> >>>>>>>>>> Don >>>>>>>>>> >>>>>>>>>> ------------------------------********------------------------** >>>>>>>>>> --** >>>>>>>>>> --**--** >>>>>>>>>> --------- >>>>>>>>>> To unsubscribe, e-mail: users-unsubscribe@felix.******apac** >>>>>>>>>> he.org< >>>>>>>>>> http://apache.org**> >>>>>>>>>> <users-unsubscribe@**felix.**a**pache.org <http://apache.org>< >>>>>>>>>> http://felix.apache.**org <http://felix.apache.org>>< >>>>>>>>>> >>>>>>>>>> users-unsubscribe@**felix.**apache.org <http://felix.apache.org>< >>>>>>>>>> users-unsubscribe@**felix.apache.org<[email protected]> >>>>>>>>>> > >>>>>>>>>> For additional commands, e-mail: [email protected] >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> -- >>>>>>>>>> >>>>>>>>>> Christian Schneider >>>>>>>>> >>>>>>>> http://www.liquid-reality.de >>>>>>>> >>>>>>>> Open Source Architect >>>>>>>> Talend Application Integration Division http://www.talend.com >>>>>>>> >>>>>>>> >>>>>>>> ------------------------------********------------------------** >>>>>>>> --**--** >>>>>>>> --**--------- >>>>>>>> To unsubscribe, e-mail: users-unsubscribe@felix.******apac**he.org< >>>>>>>> http://apache.org**> >>>>>>>> <users-unsubscribe@**felix.**a**pache.org <http://apache.org>< >>>>>>>> http://felix.apache.**org <http://felix.apache.org>>< >>>>>>>> >>>>>>>> users-unsubscribe@**felix.**apache.org <http://felix.apache.org>< >>>>>>>> users-unsubscribe@**felix.apache.org<[email protected]> >>>>>>>> > >>>>>>>> For additional commands, e-mail: [email protected] >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> >>>>>>> Christian Schneider >>>>>> http://www.liquid-reality.de >>>>>> >>>>>> Open Source Architect >>>>>> Talend Application Integration Division http://www.talend.com >>>>>> >>>>>> >>>>>> ------------------------------******--------------------------**--** >>>>>> --**--------- >>>>>> To unsubscribe, e-mail: users-unsubscribe@felix.****apac**he.org< >>>>>> http://apache.org**> >>>>>> <users-unsubscribe@**felix.**apache.org <http://felix.apache.org>< >>>>>> users-unsubscribe@**felix.apache.org<[email protected]> >>>>>> > >>>>>> For additional commands, e-mail: [email protected] >>>>>> >>>>>> >>>>>> >>>>>> -- >>> Christian Schneider >>> http://www.liquid-reality.de >>> >>> Open Source Architect >>> Talend Application Integration Division http://www.talend.com >>> >>> >>> ------------------------------****----------------------------** >>> --**--------- >>> To unsubscribe, e-mail: >>> users-unsubscribe@felix.**apac**he.org<http://apache.org> >>> <users-unsubscribe@**felix.apache.org<[email protected]> >>> > >>> For additional commands, e-mail: [email protected] >>> >>> >>> > > -- > Christian Schneider > http://www.liquid-reality.de > > Open Source Architect > Talend Application Integration Division http://www.talend.com > > > ------------------------------**------------------------------**--------- > To unsubscribe, e-mail: > users-unsubscribe@felix.**apache.org<[email protected]> > For additional commands, e-mail: [email protected] > >
