/* package whatever; // don't place package name! */
 
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
 
/* Name of the class has to be "Main" only if the class is public. */
final class Scratch1
{
    private Scratch1()
    {
    }
 
    public Object myMethod( int a )
    {
        return a * 2;
    }
 
    public static void main( String[] args ) throws NoSuchMethodException, InvocationTargetException, IllegalAccessException, ClassNotFoundException, InstantiationException
    {
        Method myMethodMethod = Scratch1.class.getMethod( "myMethod", Integer.TYPE );
        /* this is nonsensical, but I am adding it just to prove it is not the problem: */
        Class<?> methodClass = Class.forName(myMethodMethod.getDeclaringClass().getName());
        Object myInstance = methodClass.newInstance();
        Integer value = 10;
        myMethodMethod.invoke( myInstance, value );
    }
}
 

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