//Define the Seacraft Interface and Handler Object.

//Define the ISeacraft interface to be used as the target interface, which represents the second adapter.
public interface ISeacraft
{
int Speed { get; }
void IncreaseRevs();
}

//The Seacraft class (object) represents a class to be adapted.
public class Seacraft : ISeacraft
{
public Seacraft()
{
Speed = 0;
}

public int Speed { get; private set; }

public virtual void IncreaseRevs()
{
Speed += 10;
Console.WriteLine("Seacraft engine increases revs to " + Speed + " knots.");
}
}