If complaint be made to any magistrate or judge that a person should be required to give a recognizance to keep the peace due to any of the reasons set forth in § 19.2-19, such magistrate or judge shall examine on oath the complainant, and any witness who may be produced, reduce the complaint to writing, and cause it to be signed by the complainant; and if probable cause is established, such magistrate or judge shall issue a warrant, reciting the complaint, and requiring the person complained of forthwith to be apprehended and brought before the district court having appropriate jurisdiction.