ace-window.el (aw-switch-buffer-in-window): Add and bind to "j"

ace-window.el

@@ -263,6 +263,7 @@ LEAF is (PT . WND)."
   '((?x aw-delete-window " Ace - Delete Window")
     (?m aw-swap-window " Ace - Swap Window")
     (?M aw-move-window " Ace - Move Window")
+    (?j aw-switch-buffer-in-window " Ace - Select Buffer")
     (?n aw-flip-window)
     (?c aw-split-window-fair " Ace - Split Fair Window")
     (?v aw-split-window-vert " Ace - Split Vert Window")
@@ -466,6 +467,11 @@ Windows are numbered top down, left to right."
           (delete-window window)
         (error "Got a dead window %S" window)))))
 
+(defun aw-switch-buffer-in-window (window)
+  "Select buffer in WINDOW."
+  (aw-switch-to-window window)
+  (call-interactively 'switch-to-buffer))
+
 (defcustom aw-swap-invert nil
   "When non-nil, the other of the two swapped windows gets the point."
   :type 'boolean)