how i can make a game more realistic to give real movement in j2me except sprite class?

Question

how i can make a game more realistic to give real movement to the objects as in the android and i phone.For android and Iphone physics engine is available.Is there anything(same as physics engine or anything else) is available for the j2me also. if yes PLEASEEEEE send me the source from where i can get the same.TTTTTThanks in advanceeeeeeee