Willem, Just rebuilt Camel with the latest changes. It now works.
Thanks a lot - I really appreciate your help, /Bengt 2010/6/14 Willem Jiang <willem.ji...@gmail.com> > Bengt Rodehav wrote: > >> Helllo Willem, >> >> Really interesting URL about the OSGi improvements in Camel. Will these >> things be part of Camel 2.4? When? In what state is the new OSGi support? >> Guillaume mentions that he is creating services that one can depend on >> (which is what I have discussed with hime on another thread). If this >> works >> now, then I can probably drop my OSGi extender that I use for that >> purpose. >> It would be interesting to know the new pattern/best practice for using >> Camel in OSGi. >> > There are some JIRA number (CAMEL-2693, 2793) about the refactoring, > Guillaume already finished them, please try it. > > > >> Anyway, I tried adding the import you mentioned. I'm not sure I understood >> you correctly. I first tried adding it as a dynamic import. This didn't >> work >> since neither the dash nor forward slash characters are accepted by the >> maven-bundle-plugin in a DynamicImport-Package instruction. I then >> added META-INF/services/org/apache/camel/component/ in an Import-Package. >> The maven-bundle-plugin accepted this. However my bundle then no longer >> resolves since that import is not found in runtime. I then marked it as >> optional. My bundle then resolves but when the camel context is started I >> get the same exception as before. >> >> When I look at camel-core and camel-ftp they don't seem to export >> the META-INF/services/org/apache/camel/component/ package. How then could >> I >> hope to being able to import it? >> >> It's my fault, I didn't write a test to verify my thought. > As camel-core doesn't export the package of > "META-INF/services/org/apache/camel/component/" your bundle will not start > rightly. > So I revert the change of OsgiFactoryFinder(CAMEL-2809), now it can find > the factory without importing the package of > "META-INF/services/org/apache/camel/component/" in your bundle. > > > > I'm probably missing something here. The error message indicates that >> Camel >> is looking for "strategy.factory.file" >> in META-INF/services/org/apache/camel/component/. I'm not sure what that >> means. I can see that in camel-core there is a file called "file" in >> the META-INF/services/org/apache/camel/component/ folder. That file >> contains >> a property called "strategy.factory.class". I assume the value of that >> property is what we are looking for. Still can't figure out how my bundle >> can access the directory if it's not exported. >> > > The issue is caused by application bundle has the right to access the > properties file, I workaround it by reverting the change of > OsgiFactoryFinder. > > Willem > > > >> /Bengt >> >> >> 2010/6/13 Willem Jiang <willem.ji...@gmail.com> >> >> Hi Bengt, >>> >>> You need also add the package import of >>> "META-INF/services/org/apache/camel/component/" >>> >>> As the OsgiFactoryFinder is changed to use camel application bundle to >>> load >>> the resource, you need to make sure your application bundle has the right >>> to >>> access the file. >>> >>> BTW, there are some discusses about the refactoring that you can take a >>> look[1] >>> >>> [1] >>> >>> http://old.nabble.com/-DISCUSS--OSGi-improvements-and-type-converters-ts28776216.html#a28776216 >>> >>> Willem >>> >>> Bengt Rodehav wrote: >>> >>> Willem, >>>> >>>> There might still be some OSGi related problems. When testing different >>>> failing scenarios I got the following exception: >>>> >>>> 21:44:59,398 | DEBUG | guration Updater | FileEndpoint >>>> | >>>> mponent.file.GenericFileEndpoint 138 | No strategy factory defined in >>>> 'META-INF/services/org/apache/camel/component/' >>>> org.apache.camel.NoFactoryAvailableException: Could not find factory >>>> class >>>> for resource: strategy.factory.file >>>> at >>>> >>>> >>>> org.apache.camel.core.osgi.OsgiFactoryFinder.findClass(OsgiFactoryFinder.java:71) >>>> at >>>> >>>> >>>> org.apache.camel.component.file.GenericFileEndpoint.createGenericFileStrategy(GenericFileEndpoint.java:134) >>>> at >>>> >>>> >>>> org.apache.camel.component.file.GenericFileEndpoint.getGenericFileProcessStrategy(GenericFileEndpoint.java:118) >>>> at >>>> >>>> >>>> org.apache.camel.component.file.GenericFileConsumer.doStart(GenericFileConsumer.java:397) >>>> at org.apache.camel.impl.ServiceSupport.start(ServiceSupport.java:56) >>>> at >>>> org.apache.camel.util.ServiceHelper.startService(ServiceHelper.java:53) >>>> at >>>> >>>> >>>> org.apache.camel.impl.DefaultCamelContext.start(DefaultCamelContext.java:1015) >>>> >>>> Seems like Camel cannot find any factory class for >>>> "strategy.factory.file". >>>> Sounds fishy to me and seems related to the class loading issues I had >>>> before. Can you check that the OSGi refactoring that has been made in >>>> Camel >>>> 2.4 takes this into account? I'll try to reproduce the error. >>>> >>>> /Bengt >>>> >>>> >>>> >> >
