Two restaurateurs with a love of fine beer and coffee plan to open an alehouse in Midtown with a possible cafe and coffee-roasting operation next door. Tex Mex Bar and Grill owner Mike Keolanui said he and his best friend, Anthony Priley, expect to replace Keolanui's restaurant at 2326 J St. with a joint venture, River Rock Tap House, July 9. They decided to team up again, about 17 years after they opened River Rock in Citrus Heights featuring 40 craft beers, on-site roasted coffee and food. Priley and his father, Steve, who co-founded Java City, owned River Rock. Keolanui was the general manager. Within a month, they also hope to sign a lease for the space next door at 2330 J St., whic