Advanced tab
On the Advanced tab, you can specify the class loader. If
you change the value, select Apply, then select Synchronize to update
the Ant configuration script that defines the connection factory:
djcClassLoader The name of the custom class loader, which reloads classes
when you refresh the connector. If not specified, classes are loaded by
the Java system class loader, which means you must restart the server to
use new versions of the classes.