[DOSGI-151] java.lang.NoClassDefFoundError: org/apache/log4j/Logger

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Affects Version/s: 1.4.0
• Component/s: common

Environment

1 JDK 1.6
2 zookeeper-3.4.5
3 Windows XP Sp2
4 DOSGi 1.4 Trunk SnapShot

• Estimated Complexity: Unknown
• Assignee: Unassigned
• Reporter: TangYong
• Created: 04/Dec/12 08:26
• Updated: 10/Feb/17 09:07
• Resolved: 06/Jun/13 23:15

Description

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

Issue Links

• relates to: DOSGI-157 Single-Bundle distribution missing log4j