--- src/java/org/apache/log/output/db/DefaultDataSource.java.sav	2005-08-29 21:03:50.000000000 +0300

+++ src/java/org/apache/log/output/db/DefaultDataSource.java	2010-11-09 21:05:58.775055594 +0200

@@ -111,4 +111,10 @@ public class DefaultDataSource

     {

         m_logWriter = logWriter;

     }

+    

+    public boolean isWrapperFor(Class<?> iface) {

+    	return false;

+    }

+

+    public <T> T unwrap(java.lang.Class<T> iface) {return null;}

 }