The switch statement only works against char, int, short and byte data types,
switch(intTestValue)
{
case 1:
out.println("value one");
break;
case 2:
out.println("value two");
break;
case 3:
out.println("value three");
break;
case 4:
out.println("value four");
break;
default:
out.println("Not recognised");
break;
}