static void Main(string[] args)
{
Context cxt = new Context();
IChoice ic = null;
string input1, input2;
Console.WriteLine("***Strategy Pattern Demo***");
try
{
for (int i = 1; i <= 2; i++)
{
Console.WriteLine("Enter an integer");
input1 = Console.ReadLine();
Console.WriteLine("Enter another integer");
input2 = Console.ReadLine();
Console.WriteLine("Enter your choice 1 or 2");
Console.WriteLine("Press 1 for Addition, 2 for Concatenation");
string c = Console.ReadLine();
if (c == "1")
{
ic = new FirstChoice();
}
else
{
ic = new SecondChoice();
}
cxt.SetChoice(ic);
cxt.ShowChoice(input1, input2);
}
}
finally {
Console.WriteLine("End of Strategy pattern");
}
Console.ReadLine();
}
public void PublishSecondChoice()
{
SecondChoice?.Invoke();
}