Update Q2.java
Update Q2.java

https://github.com/jpos/jPOS/issues/289
Check if rename succeeded and log appropriate message to Q2 log.
alcarraz/jPOS,jpos/jPOS,jpos/jPOS,barspi/jPOS,barspi/jPOS,alcarraz/jPOS,jpos/jPOS,barspi/jPOS,alcarraz/jPOS