Oregon Revised Statutes Procedure in Criminal Matters Generally § 137.592

(1) To protect the public, the criminal justice system must compel compliance with the conditions of probation by responding to violations with swift, certain and fair punishments.

(2) Decisions to incarcerate offenders in state prisons for violation of the conditions of probation must be made upon a reasonably systematic basis that will insure that available prison space is used to house those offenders who constitute a serious threat to the public, taking into consideration the availability of both prison space and local resources.