Enable the debug mode for the JCA framework
- Edit the alsbdebug.xml file in the domain directory ( root directory of your Oracle Service Bus domain )
- Set the category
flag to true - Restart the servers
- debug information is logged to the server log at: DOMAIN_DIRECTORY/servers/servername/logs/
.log
Refer: http://download.oracle.com/docs/html/E15867_01/app_debugging.htm