Java tutorial
public class Main { public static void main(String[] args) { Class c = boolean.class; c = Boolean.TYPE; c = byte.class; c = Byte.TYPE; c = char.class; c = Character.TYPE; c = short.class; c = Short.TYPE; c = int.class; c = Integer.TYPE; c = long.class; c = Long.TYPE; c = float.class; c = Float.TYPE; c = double.class; c = Double.TYPE; c = void.class; c = Void.TYPE; } }