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// <Snippet5>
using System;
using System.Collections.Generic;
public class Example
{
public static void Main()
{
BaggageHandler provider = new BaggageHandler();
ArrivalsMonitor observer1 = new ArrivalsMonitor("BaggageClaimMonitor1");
ArrivalsMonitor observer2 = new ArrivalsMonitor("SecurityExit");
provider.BaggageStatus(712, "Detroit", 3);
observer1.Subscribe(provider);
provider.BaggageStatus(712, "Kalamazoo", 3);
provider.BaggageStatus(400, "New York-Kennedy", 1);
provider.BaggageStatus(712, "Detroit", 3);
observer2.Subscribe(provider);
provider.BaggageStatus(511, "San Francisco", 2);
provider.BaggageStatus(712);
observer2.Unsubscribe();
provider.BaggageStatus(400);
provider.LastBaggageClaimed();
}
}
// The example displays the following output:
// Arrivals information from BaggageClaimMonitor1
// Detroit 712 3
//
// Arrivals information from BaggageClaimMonitor1
// Detroit 712 3
// Kalamazoo 712 3
//
// Arrivals information from BaggageClaimMonitor1
// Detroit 712 3
// Kalamazoo 712 3
// New York-Kennedy 400 1
//
// Arrivals information from SecurityExit
// Detroit 712 3
//
// Arrivals information from SecurityExit
// Detroit 712 3
// Kalamazoo 712 3
//
// Arrivals information from SecurityExit
// Detroit 712 3
// Kalamazoo 712 3
// New York-Kennedy 400 1
//
// Arrivals information from BaggageClaimMonitor1
// Detroit 712 3
// Kalamazoo 712 3
// New York-Kennedy 400 1
// San Francisco 511 2
//
// Arrivals information from SecurityExit
// Detroit 712 3
// Kalamazoo 712 3
// New York-Kennedy 400 1
// San Francisco 511 2
//
// Arrivals information from BaggageClaimMonitor1
// New York-Kennedy 400 1
// San Francisco 511 2
//
// Arrivals information from SecurityExit
// New York-Kennedy 400 1
// San Francisco 511 2
//
// Arrivals information from BaggageClaimMonitor1
// San Francisco 511 2
// </Snippet5>