[jira] [Created] (DOSGI-151) java.lang.NoClassDefFoundError: org/apache/log4j/Logger

["TangYong (JIRA)" <ji...@apache.org>]

TangYong created DOSGI-151:
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             Summary: java.lang.NoClassDefFoundError: org/apache/log4j/Logger
                 Key: DOSGI-151
                 URL: https://issues.apache.org/jira/browse/DOSGI-151
             Project: CXF Distributed OSGi
          Issue Type: Bug
          Components: Discovery
    Affects Versions: 1.4
         Environment: 1 JDK 1.6
2 zookeeper-3.4.5
3 Windows XP Sp2
4 DOSGi 1.4 Trunk SnapShot
            Reporter: TangYong


While using DOSGi Discovery with zookeeper, if not putting/installing log4j bundle, the following exception will be thrown:

D:\gf\org.apache.felix.main.distribution-4.0.3\felix-framework-4.0.3>java -jar bin\felix.jar
*ERROR* [org.osgi.service.cm.ManagedService, id=11, bundle=1]: Unexpected problem updating Configuration PID=org.apache.cxf.dosgi.discovery.zookeeper, factoryPID=null, bundleLocation=file:/D:/gf/org.apache.felix.main.distribution-4.0.3/felix-framework-4.0.3/bundle/cxf-dosgi-ri-singlebundle-distribution-1.4-SNAPSHOT.jar
java.lang.NoClassDefFoundError: org/apache/log4j/Logger
        at org.apache.zookeeper.ZooKeeper.<clinit>(ZooKeeper.java:108)
        at org.apache.cxf.dosgi.discovery.zookeeper.ZooKeeperDiscovery.createZooKeeper(ZooKeeperDiscovery.java:111)
        at org.apache.cxf.dosgi.discovery.zookeeper.ZooKeeperDiscovery.updated(ZooKeeperDiscovery.java:72)
        at org.apache.felix.cm.impl.ConfigurationManager$ManagedServiceUpdate.run(ConfigurationManager.java:1160)
        at org.apache.felix.cm.impl.UpdateThread.run(UpdateThread.java:104)
        at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.ClassNotFoundException: org.apache.log4j.Logger not found by cxf-dosgi-ri-singlebundle-distribution [1]
        at org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1460)
        at org.apache.felix.framework.BundleWiringImpl.access$400(BundleWiringImpl.java:72)
        at org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1843)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
        ... 6 more
____________________________
Welcome to Apache Felix Gogo

Although this can be considered as a user error, dosgi-discovery[1] should give us more stating and let user can install log4j bundle in ahead of time.

[1]:http://cxf.apache.org/dosgi-discovery.html


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