FYI, we already have a jira[1] to track this issue [1]https://issues.apache.org/jira/browse/KARAF-2446 －－－－－－－－－－－－－ Freeman(Yue) Fang
Red Hat, Inc. FuseSource is now part of Red Hat Web: http://fusesource.com | http://www.redhat.com/ Twitter: freemanfang Blog: http://freemanfang.blogspot.com http://blog.sina.com.cn/u/1473905042 weibo: @Freeman小屋 On 2013-8-16, at 下午8:01, Ioan Eugen Stan wrote: > Hello JB, > > I think Freeman is right. I will explain my setup here: > > I have a bundle that uses Jasper to create PDF's. The Jasper bundle > I'm using (5.1.0 from Maven Central) depends on Xerces libraries but > declares Dynamic-Imports, not explicit imports. > Because Karaf does not export the xerces packages from lib/endorsed I > have to add the xerces bundle. I'm also using XML parsers from > javax.xml.* packages, implemented by xerces from lib/endorsed. > > The issue arises from the fact that during PDF generation, classes > from my own xerces bundle get mixed with classes from javax.xml system > bundle implemented by the lib/endorsed xerces. Since they are loaded > by different ClassLoaders it results in a ClassCast exception. I think > the solution is, as Freeman suggested to export the xerces packages > from the lib/endorsed version. That way the calsses will be loaded > from the same bundle, by the same ClassLoader. > > I'm willing to test this if you tell me what to do. I'm not that deep > in Karaf yet, and no time to get deep right now. > > Regards,
