The conditional discharge is the most common sentencing option in New York but if you violate you are then re-senteced. The judge can re-sentence to jail, probation, or a combination. This video highlights the various ways to violate a NY CD.
This ways you can violate a CD include many extras with a drug or alcohol based offense. In many DWI and DWAI drugs case the CD is a great end result because you self monitor and self supervise your obligations to the court.