Get a constructor by parameters and modifiers in CSharp

using System;/*from w  w  w.  ja  v  a2 s  . com*/
using System.Reflection;
using System.Security;


public class MyClass1
{
    public MyClass1(int i){}
    public static void Main()
    {
       Type myType = typeof(MyClass1);
       Type[] types = new Type[1];
       types[0] = typeof(int);
       ConstructorInfo constructorInfoObj = myType.GetConstructor(
           BindingFlags.Instance | BindingFlags.Public, null, types, null);
       if (constructorInfoObj != null )
       {
           Console.WriteLine("The constructor of MyClass1 that is public " +
               "and takes an integer as a parameter is:");
           Console.WriteLine(constructorInfoObj.ToString());
       }
    }
}