Updated my local 1.5 branch and tried to build with "mvn clean package -P 
assemble -Dhadoop.version=0.20.205.0". I'm running CDH3 Update 3 locally, so 
that should work. A bunch of tests failed in core with: 

Caused by: java.lang.ClassNotFoundException: 
org.codehaus.jackson.map.JsonMappingException 
at java.net.URLClassLoader$1.run(URLClassLoader.java:202) 
at java.security.AccessController.doPrivileged(Native Method) 
at java.net.URLClassLoader.findClass(URLClassLoader.java:190) 
at java.lang.ClassLoader.loadClass(ClassLoader.java:306) 
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) 
at java.lang.ClassLoader.loadClass(ClassLoader.java:247) 


Has anyone else seen this? 

-- Dave 

----- Original Message -----
From: "Eric Newton" <eric.new...@gmail.com> 
To: dev@accumulo.apache.org 
Sent: Tuesday, April 16, 2013 7:52:09 PM 
Subject: Re: VFS class reloading? 

We have tests for dynamic loading of classes so I'm pretty sure it works. 

John, can you repeat the failure? 

-Eric 



On Tue, Apr 16, 2013 at 6:50 PM, Dave Marion <dlmar...@comcast.net> wrote: 

> Looking at the code, it should work. Keith and I had several conversations 
> about what the new classloader should do. I believe that he wanted it to 
> behave like the old one and what I see in the code supports that. If it is 
> not working, then I would say create a ticket for it for now. I'll try to 
> replicate it tonight if I have time. 
> 
> -----Original Message----- 
> From: Dave Marion [mailto:dlmar...@comcast.net] 
> Sent: Tuesday, April 16, 2013 6:41 PM 
> To: dev@accumulo.apache.org 
> Subject: RE: VFS class reloading? 
> 
> The implementation changed several times, so the pre-1.5 layout may not 
> work. In 1.5, using the bootstrap script, it should put the accumulo jars 
> into HDFS and dynamic loading from there should occur. I'll try and test 
> tonight if I have time. 
> 
> -----Original Message----- 
> From: John Vines [mailto:vi...@apache.org] 
> Sent: Tuesday, April 16, 2013 6:30 PM 
> To: Accumulo Dev List 
> Subject: VFS class reloading? 
> 
> Maybe I missed something with the switch to the VFS classloader, but does 
> dynamic loading out of lib/ext no longer work? I had accumulo 1.5 running, 
> threw an iterator in there, but had to restart tserver to get the new 
> iterator picked up. Was that an intentional change? 
> 
> 

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