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https://issues.apache.org/jira/browse/ACCUMULO-869?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13546477#comment-13546477
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Hudson commented on ACCUMULO-869:
---------------------------------

Integrated in Accumulo-Trunk #614 (See 
[https://builds.apache.org/job/Accumulo-Trunk/614/])
    ACCUMULO-869 added post delegation for per table classloaders (Revision 
1430092)

     Result = SUCCESS
kturner : 
Files : 
* /accumulo/trunk/core/src/main/java/org/apache/accumulo/core/conf/Property.java
* 
/accumulo/trunk/core/src/main/java/org/apache/accumulo/core/master/thrift/TabletServerStatus.java
* 
/accumulo/trunk/server/src/main/java/org/apache/accumulo/server/tabletserver/TabletServer.java
* 
/accumulo/trunk/start/src/main/java/org/apache/accumulo/start/classloader/vfs/AccumuloReloadingVFSClassLoader.java
* 
/accumulo/trunk/start/src/main/java/org/apache/accumulo/start/classloader/vfs/AccumuloVFSClassLoader.java
* 
/accumulo/trunk/start/src/main/java/org/apache/accumulo/start/classloader/vfs/ContextManager.java
* 
/accumulo/trunk/start/src/main/java/org/apache/accumulo/start/classloader/vfs/PostDelegatingVFSClassLoader.java
* 
/accumulo/trunk/start/src/test/java/org/apache/accumulo/start/classloader/vfs/AccumuloReloadingVFSClassLoaderTest.java
* 
/accumulo/trunk/start/src/test/java/org/apache/accumulo/start/classloader/vfs/ContextManagerTest.java

                
> Determine best default classloader hierarchy 
> ---------------------------------------------
>
>                 Key: ACCUMULO-869
>                 URL: https://issues.apache.org/jira/browse/ACCUMULO-869
>             Project: Accumulo
>          Issue Type: Sub-task
>          Components: start
>            Reporter: Keith Turner
>            Assignee: Dave Marion
>             Fix For: 1.5.0
>
>         Attachments: ACCUMULO-869-1.patch
>
>
> A user created context classloader in the current patch does not have the 
> system context as it parent.  If the system context contained Accumulo jars, 
> then the user context would have to add its own Accumulo jars.  The drawback 
> of this is that the user context may use a different version of accumulo jars 
> than the system context leading to unexpected behavior.   The advantage of 
> this is that user context could load newer jars.  For example, if Accumulo 
> depended on an old json library the user context could load a newer version 
> with no problems.

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