So I've put the ActiveMQ blueprint file inside a bundle, and added DynamicImport-Package: org.eclipse.jetty.websocket.server to its manifest file.
Unfortunately the error remains. What am I doing wrong? StackTrace: java.lang.ClassNotFoundException: org.eclipse.jetty.websocket.server.WebSocketServerFactory at java.net.URLClassLoader.findClass(URLClassLoader.java:381) ~[?:?] at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[?:?] at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349) ~[?:?] at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:?] at java.lang.Class.forName0(Native Method) ~[?:?] at java.lang.Class.forName(Class.java:348) ~[?:?] at org.eclipse.jetty.websocket.servlet.WebSocketServletFactory$Loader.load(WebSocketServletFactory.java:47) ~[?:?] at org.eclipse.jetty.websocket.servlet.WebSocketServlet.init(WebSocketServlet.java:138) ~[?:?] at org.apache.activemq.transport.ws.jetty9.WSServlet.init(WSServlet.java:79) ~[?:?] at javax.servlet.GenericServlet.init(GenericServlet.java:244) ~[?:?] at org.eclipse.jetty.servlet.ServletHolder.initServlet(ServletHolder.java:637) ~[?:?] at org.eclipse.jetty.servlet.ServletHolder.initialize(ServletHolder.java:421) ~[?:?] at org.eclipse.jetty.servlet.ServletHandler.initialize(ServletHandler.java:760) ~[?:?] at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:348) ~[?:?] at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:785) ~[?:?] at org.eclipse.jetty.servlet.ServletContextHandler.doStart(ServletContextHandler.java:261) ~[?:?] at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) ~[?:?] at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:131) ~[?:?] at org.eclipse.jetty.server.Server.start(Server.java:452) ~[?:?] at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:105) ~[?:?] at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:113) ~[?:?] at org.eclipse.jetty.server.Server.doStart(Server.java:419) ~[?:?] at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68) ~[?:?] at org.apache.activemq.transport.ws.WSTransportServer.doStart(WSTransportServer.java:91) ~[?:?] at org.apache.activemq.util.ServiceSupport.start(ServiceSupport.java:55) ~[?:?] at org.apache.activemq.broker.TransportConnector.start(TransportConnector.java:251) ~[?:?] at org.apache.activemq.broker.BrokerService.startTransportConnector(BrokerService.java:2747) ~[?:?] at org.apache.activemq.broker.BrokerService.startAllConnectors(BrokerService.java:2640) ~[?:?] at org.apache.activemq.broker.BrokerService.doStartBroker(BrokerService.java:771) ~[?:?] at org.apache.activemq.broker.BrokerService.startBroker(BrokerService.java:733) ~[?:?] at org.apache.activemq.broker.BrokerService.start(BrokerService.java:636) ~[?:?] at org.apache.activemq.xbean.XBeanBrokerService.afterPropertiesSet(XBeanBrokerService.java:73) ~[?:?] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:?] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?] at java.lang.reflect.Method.invoke(Method.java:498) ~[?:?] at org.apache.aries.blueprint.utils.ReflectionUtils.invoke(ReflectionUtils.java:331) ~[?:?] at org.apache.aries.blueprint.container.BeanRecipe.invoke(BeanRecipe.java:838) ~[?:?] at org.apache.aries.blueprint.container.BeanRecipe.runBeanProcInit(BeanRecipe.java:591) ~[?:?] ... 27 more -- Sent from: http://karaf.922171.n3.nabble.com/Karaf-User-f930749.html