package onlyfun.caterpillar;
public class ClassInfoDemo {
public static void main(String[] args) {
try {
Class c = Class.forName(args[0]);
Package p = c.getPackage();
System.out.println(p.getName());
}
catch(ArrayIndexOutOfBoundsException e) {
System.out.println("沒有指定類別");
}
catch(ClassNotFoundException e) {
System.out.println("找不到指定類別");
}
}
}