Find the modified attributes
protected void doDML(int i, TransactionEvent transactionEvent) { byte state = this.getEntityState(); if (state == this.STATUS_MODIFIED) { System.out.println(this.getEmployeeId().toString() + " Has been Modified "); //Object[] modifiedAttributes =this.getAttributeNames(); if (this.isAttributeChanged("FirstName")) { System.out.println(" FirstName Modified"); } if (this.isAttributeChanged("LastName")) { System.out.println(" FirstName Modified"); } } super.doDML(i, transactionEvent); }