Section 44 If the magistrates dismiss the complaint, they shall make out a certificate to that effect.

If the justices, upon the hearing of any F1such case of assault or battery upon the merits, where the complaint was preferred by or on behalf of the party aggrieved, under either of the last two preceding sections, shall deem the offence not to be proved, or shall find the assault or battery to have been justified, or so trifling as not to merit any punishment, and shall accordingly dismiss the complaint, they shall forthwith make out a certificate F2. . . stating the fact of such dismissal, and shall deliver such certificate to the party against whom the complaint was preferred.