Reflection on JAVA to create Object RunTime

Guys,

I'm just trying do create a Object in Runtime using Reflection but i'm geting error.


public static void main(String[] args) throws Exception
      {
             
           Constructor cst = Shoes.class.getConstructor(null)
            Shoes obj =(Shoes) cst.newInstance(new Object[] { "sapato" });
             PrintClassName(obj.get_name());
     }

      public static void PrintClassName(String arg) {
            System.out.println(arg);
      }


Can some one help me Please.

Thanks