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From "Mike Baranczak (JIRA)" <j...@apache.org>
Subject [jira] [Created] (GORA-172) java.lang.ClassNotFoundException: org.apache.gora.memory.store.MemStore.MemQuery
Date Wed, 10 Oct 2012 23:37:04 GMT
Mike Baranczak created GORA-172:
-----------------------------------

             Summary: java.lang.ClassNotFoundException: org.apache.gora.memory.store.MemStore.MemQuery
                 Key: GORA-172
                 URL: https://issues.apache.org/jira/browse/GORA-172
             Project: Apache Gora
          Issue Type: Bug
          Components: gora-core
    Affects Versions: 0.2.1
            Reporter: Mike Baranczak


Caused by: java.io.IOException: java.lang.ClassNotFoundException: Failed to load classorg.apache.gora.memory.store.MemStore.MemQuery
	at org.apache.gora.util.IOUtils.loadFromConf(IOUtils.java:483)
	at org.apache.gora.mapreduce.GoraInputFormat.getQuery(GoraInputFormat.java:125)
	at org.apache.gora.mapreduce.GoraInputFormat.setConf(GoraInputFormat.java:112)
	... 47 more
Caused by: java.lang.ClassNotFoundException: Failed to load classorg.apache.gora.memory.store.MemStore.MemQuery
	at org.apache.gora.util.ClassLoadingUtils.loadClass(ClassLoadingUtils.java:41)
	at org.apache.gora.util.ClassLoadingUtils.loadClass(ClassLoadingUtils.java:19)
	at org.apache.gora.util.IOUtils.loadFromConf(IOUtils.java:480)
	... 49 more


It seems that IOUtils mangles the name of this static inner class (should be: MemStore$MemQuery).
This bug was described two years ago on the mailing list - the guy even described how to fix
it:

http://mail-archives.apache.org/mod_mbox/gora-dev/201011.mbox/%3CAANLkTik6Ne18wSWvFzxNCgGWTgC_F1sZmt6U221Ldnuj@mail.gmail.com%3E


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