If at any time while a community order to which this paragraph applies is in
force it appears on information to a justice of the peace acting for the petty
sessions area concerned that the offender has failed to comply with any of
the requirements of the order, the justice may—
(a) issue a summons requiring the offender to appear at the place and
time specified in it, or
(b) if the information is in writing and on oath, issue a warrant for his
arrest.