Luca Burgazzoli created CAMEL-10005:
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             Summary: HDFS2 - ClassNotFoundException - 
org.apache.htrace.SamplerBuilder
                 Key: CAMEL-10005
                 URL: https://issues.apache.org/jira/browse/CAMEL-10005
             Project: Camel
          Issue Type: Bug
            Reporter: Luca Burgazzoli
            Assignee: Luca Burgazzoli


When running in Karaf, the following exception may be thrown:

{code}
Caused by: java.lang.NoClassDefFoundError: org/apache/htrace/SamplerBuilder
        at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:635)
        at org.apache.hadoop.hdfs.DFSClient.<init>(DFSClient.java:619)
        at 
org.apache.hadoop.hdfs.DistributedFileSystem.initialize(DistributedFileSystem.java:149)
        at 
org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2653)
        at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:92)
        at 
org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2687)
        at org.apache.hadoop.fs.FileSystem$Cache.get(FileSystem.java:2669)
        at org.apache.hadoop.fs.FileSystem.get(FileSystem.java:371)
        at 
org.apache.camel.component.hdfs2.HdfsOsgiHelper.<init>(HdfsOsgiHelper.java:47)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native 
Method)[:1.8.0_91]
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)[:1.8.0_91]
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)[:1.8.0_91]
        at 
java.lang.reflect.Constructor.newInstance(Constructor.java:423)[:1.8.0_91]
        at 
org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:148)[197:org.apache.servicemix.bundles.spring-beans:3.2.16.RELEASE_1]
        ... 18 more
{code}

this is because camel-hdfs2 features lacks 
org.apache.htrace/htrace-core/3.1.0-incubating



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