[jira] [Created] (FELIX-6207) Exception from Activator on startup: Start order issue

["Raymond Augé (Jira)" <ji...@apache.org>]

Raymond Augé created FELIX-6207:
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             Summary: Exception from Activator on startup: Start order issue
                 Key: FELIX-6207
                 URL: https://issues.apache.org/jira/browse/FELIX-6207
             Project: Felix
          Issue Type: Bug
          Components: Configurator
    Affects Versions: configurator-1.0.10
            Reporter: Raymond Augé


There is a start order issue with the Configurator which results in an exception in the activator on start:

{code}
! Failed to start bundle org.apache.felix.configurator-1.0.10, exception activator error org.apache.johnzon.core.JsonProviderImpl not found from: javax.json.spi.JsonProvider:doLoadProvider#118
org.osgi.framework.BundleException: Exception in org.apache.felix.configurator.impl.Activator.start() of bundle org.apache.felix.configurator.
	at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:863)
	at org.eclipse.osgi.internal.framework.BundleContextImpl.start(BundleContextImpl.java:791)
	at org.eclipse.osgi.internal.framework.EquinoxBundle.startWorker0(EquinoxBundle.java:1015)
	at org.eclipse.osgi.internal.framework.EquinoxBundle$EquinoxModule.startWorker(EquinoxBundle.java:365)
	at org.eclipse.osgi.container.Module.doStart(Module.java:603)
	at org.eclipse.osgi.container.Module.start(Module.java:467)
	at org.eclipse.osgi.internal.framework.EquinoxBundle.start(EquinoxBundle.java:439)
	at aQute.launcher.Launcher.start(Launcher.java:632)
	at aQute.launcher.Launcher.startBundles(Launcher.java:612)
	at aQute.launcher.Launcher.activate(Launcher.java:516)
	at aQute.launcher.Launcher.launch(Launcher.java:361)
	at aQute.launcher.Launcher.run(Launcher.java:170)
	at aQute.launcher.Launcher.main(Launcher.java:148)
	at aQute.launcher.pre.EmbeddedLauncher.executeWithRunPath(EmbeddedLauncher.java:154)
	at aQute.launcher.pre.EmbeddedLauncher.findAndExecute(EmbeddedLauncher.java:119)
	at aQute.launcher.pre.EmbeddedLauncher.main(EmbeddedLauncher.java:48)
Caused by: javax.json.JsonException: org.apache.johnzon.core.JsonProviderImpl not found
	at javax.json.spi.JsonProvider.doLoadProvider(JsonProvider.java:118)
	at javax.json.spi.JsonProvider.provider(JsonProvider.java:89)
	at javax.json.Json.createReader(Json.java:83)
	at org.apache.felix.configurator.impl.json.JSONUtil.parseJSON(JSONUtil.java:329)
	at org.apache.felix.configurator.impl.json.JSONUtil.readJSON(JSONUtil.java:161)
	at org.apache.felix.configurator.impl.json.JSONUtil.readJSON(JSONUtil.java:122)
	at org.apache.felix.configurator.impl.json.JSONUtil.readConfigurationsFromBundle(JSONUtil.java:86)
	at org.apache.felix.configurator.impl.Configurator.processAddBundle(Configurator.java:315)
	at org.apache.felix.configurator.impl.Configurator.start(Configurator.java:288)
	at org.apache.felix.configurator.impl.ServicesListener.notifyChange(ServicesListener.java:117)
	at org.apache.felix.configurator.impl.ServicesListener$1.addingService(ServicesListener.java:73)
	at org.apache.felix.configurator.impl.ServicesListener$1.addingService(ServicesListener.java:65)
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:943)
	at org.osgi.util.tracker.ServiceTracker$Tracked.customizerAdding(ServiceTracker.java:1)
	at org.osgi.util.tracker.AbstractTracked.trackAdding(AbstractTracked.java:256)
	at org.osgi.util.tracker.AbstractTracked.trackInitial(AbstractTracked.java:183)
	at org.osgi.util.tracker.ServiceTracker.open(ServiceTracker.java:321)
	at org.osgi.util.tracker.ServiceTracker.open(ServiceTracker.java:264)
	at org.apache.felix.configurator.impl.ServicesListener.<init>(ServicesListener.java:93)
	at org.apache.felix.configurator.impl.Activator.start(Activator.java:36)
	at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:842)
	at org.eclipse.osgi.internal.framework.BundleContextImpl$3.run(BundleContextImpl.java:1)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.eclipse.osgi.internal.framework.BundleContextImpl.startActivator(BundleContextImpl.java:834)
	... 15 more
Caused by: java.lang.ClassNotFoundException: org.apache.johnzon.core.JsonProviderImpl
	at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	at org.eclipse.osgi.internal.framework.ContextFinder.loadClass(ContextFinder.java:139)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	at javax.json.spi.JsonProvider.doLoadProvider(JsonProvider.java:116)
	... 38 more
{code}

The issue comes from mis-handling the scenario where the JSON provider is not correctly setup.



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