Thank you all, i followed Angelo's approach which was very useful. I was surprised to get such a precise response :)
Le Saturday 24 May 2008 05:01:52 Richard S. Hall, vous avez écrit : > In general, you want to have your bundle provide some sort of "factory" > service, from which you can create instances of your desired UPnP > control point component. > > Angelo does a good job of describing this in detail for > ManagedServiceFactory. Another, similar approach, is to use iPOJO to > define your component type and then instantiate as many instances as you > want. > > -> richard > > Ronan Dunklau wrote: > > Thank you for your help, and your clarification about osgi specs. > > > > I wanted to install the same bundle several times to create several > > instances of a UPnP control point, and it seemed that this would fit > > perfectly for this usage, "isolating" the different instances into > > separate bundles. > > > > I'm looking for a replacement solution. > > > > Thanks. > > > > Ronan Dunklau > > > > Le Thursday 22 May 2008 13:54:36 Stuart McCulloch, vous avez écrit : > >> 2008/5/22 Ronan Dunklau <[EMAIL PROTECTED]>: > >>> Hello. > >>> > >>> I'm trying to install bundles through the method: > >>> BundleContext.installBundle(String location, InputStream stream) > >>> and i'm experiencing problems with it. > >>> > >>> > >>> I receive an Exception : > >>> > >>> > >>> org.osgi.framework.BundleException: Bundle symbolic name and version > >>> are not > >>> unique. > >>> at > >>> org.apache.felix.framework.Felix.createModule(Felix.java:3425) at > >>> org.apache.felix.framework.Felix.createBundleInfo(Felix.java:3349) > >>> at > >>> org.apache.felix.framework.Felix.installBundle(Felix.java:2315) at > >>> org.apache.felix.framework.Felix.installBundle(Felix.java:2229) at > >>> ..... > >>> > >>> The bundle i'm trying to install is already installed, but under > >>> another name > >>> than location. > >>> > >>> Maybe i did not understand the usage of this method: location is > >>> supposed to > >>> be a unique identifier for this bundle ? If this is the case, why do i > >>> get this Exception ? > >>> > >>> I took a look to the code of Felix, and it appears that it checks > >>> Bundle Symbolic Name and Version to be unique ( as i could guess by the > >>> exception message :) ). Why ? > >> > >> yes, the location of each installed bundle should be unique > >> - see the core spec, section 4.3.3 page 82 - and that if you > >> try to install a bundle with an existing location then you will > >> get back the already installed bundle for that location. > >> > >> however, note the reference to bundle validity: > >> > >> "A bundle must be valid before it is installed, otherwise > >> the install must fail. The validity of a bundle is discussed > >> in Bundle Validity on page 64." > >> > >> and one of the validity errors listed on page 64 is: > >> > >> "Installing a bundle that has the same symbolic > >> name and version as an already installed bundle." > >> > >> otherwise you would end up with the same bundle installed > >> in two locations, hence these additional validity checks > >> > >> HTH > >> > >>> Thank you in advance for your help. > >>> > >>> Ronan Dunklau > >>> > >>> --------------------------------------------------------------------- > >>> To unsubscribe, e-mail: [EMAIL PROTECTED] > >>> For additional commands, e-mail: [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
