// Bridge pattern -- Structural example
using System;
// "Abstraction"
class Abstraction
{
// FIElds
protected Implementor implementor;
// PropertIEs
public Implementor Implementor
{
set{ implementor = value; }
}
// Methods
virtual public void Operation()
{
implementor.Operation();
}
}
// "Implementor"
abstract class Implementor
{
// Methods
abstract public void Operation();
}
// "RefinedAbstraction"
class RefinedAbstraction : Abstraction
{
// Methods
override public void Operation()
{
implementor.Operation();
}
}
// "ConcreteImplementorA"
class ConcreteImplementorA : Implementor
{
// Methods
override public void Operation()
{
Console.WriteLine("ConcreteImplementorA Operation");
}
}
// "ConcreteImplementorB"
class ConcreteImplementorB : Implementor
{
// Methods
override public void Operation()
{
Console.WriteLine("ConcreteImplementorB Operation");
}
}
/**//// <summary>
/// ClIEnt test
/// </summary>
public class ClIEnt
{
public static void Main( string[] args )
{
Abstraction abstraction = new RefinedAbstraction();
// Set implementation and call
abstraction.Implementor = new ConcreteImplementorA();
abstraction.Operation();
// Change implemention and call
abstraction.Implementor = new ConcreteImplementorB();
abstraction.Operation();
}
}
