fabio martelli created OPENJPA-2301:
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             Summary: NullPointerException using Slice with 
openjpa.QueryCompilationCache enabled
                 Key: OPENJPA-2301
                 URL: https://issues.apache.org/jira/browse/OPENJPA-2301
             Project: OpenJPA
          Issue Type: Bug
          Components: slice
    Affects Versions: 2.2.1
            Reporter: fabio martelli


Joining the QueryCompilationCache to a slice configuration cause a 
NullPointerException.

For more detail, please take a look at the ML discussion thread at 
http://mail-archives.apache.org/mod_mbox/openjpa-dev/201212.mbox/%[email protected]%3E

To reproduce the issue, please patch the class TestBasic as provided below and 
execute it.

--- src/test/java/org/apache/openjpa/slice/TestBasic.java       (revision 
1415215)
+++ src/test/java/org/apache/openjpa/slice/TestBasic.java       (working copy)
@@ -46,8 +46,14 @@


    public void setUp() throws Exception {
-        super.setUp(PObject.class, Person.class, Address.class, Country.class, 
+        super.setUp("openjpa.QueryCompilationCache", "true",
+            PObject.class, Person.class, Address.class, Country.class, 
                CLEAR_TABLES);
+        EntityManager em = emf.createEntityManager();
+        em.getTransaction().begin();
+        em.createQuery("DELETE FROM PObject p").executeUpdate();
+        em.getTransaction().commit();
+        em.close();
    }

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