access java method with number

how to access a java method with a number, since i can't seem make a method array or pass a method reference

>>15
for efficiency, dumbass.  sometimes it's faster to call a function via a function-pointer array than to do a series of "if-then"'s or "switch"'s.

>>15 make some valid points instead of insulting me?
at least know what you're talking about?
exploits? what are you talking about?