sdk/samples/WCFSamples/TechnologySamples/Basic/Contract/Service/Asynchronous/CS/client/client.cs

   1 //  Copyright (c) Microsoft Corporation. All rights reserved.
   2
   3 using System;
   4
   5 namespace Microsoft.ServiceModel.Samples
   6 {
   7     // The service contract is defined in generatedClient.cs, generated from the service by the svcutil tool.
   8
   9     class Client
  10     {
  11         static void Main()
  12         {
  13             Console.WriteLine("Press <ENTER> to terminate client once the output is displayed.");
  14             Console.WriteLine();
  15
  16             // Create a client
  17             CalculatorClient client = new CalculatorClient();
  18
  19             // AddAsync
  20             double value1 = 100.00D;
  21             double value2 = 15.99D;
  22             client.AddCompleted += new EventHandler<AddCompletedEventArgs>(AddCallback);
  23             client.AddAsync(value1, value2);
  24             Console.WriteLine("Add({0},{1})", value1, value2);
  25
  26             // SubtractAsync
  27             value1 = 145.00D;
  28             value2 = 76.54D;
  29             client.SubtractCompleted += new EventHandler<SubtractCompletedEventArgs>(SubtractCallback);
  30             client.SubtractAsync(value1, value2);
  31             Console.WriteLine("Subtract({0},{1})", value1, value2);
  32
  33             // Multiply
  34             value1 = 9.00D;
  35             value2 = 81.25D;
  36             double result = client.Multiply(value1, value2);
  37             Console.WriteLine("Multiply({0},{1}) = {2}", value1, value2, result);
  38
  39             // Divide
  40             value1 = 22.00D;
  41             value2 = 7.00D;
  42             result = client.Divide(value1, value2);
  43             Console.WriteLine("Divide({0},{1}) = {2}", value1, value2, result);
  44
  45             Console.ReadLine();
  46
  47             //Closing the client gracefully closes the connection and cleans up resources
  48             client.Close();
  49         }
  50
  51         // Asynchronous callbacks for displaying results.
  52         static void AddCallback(object sender, AddCompletedEventArgs e)
  53         {
  54             Console.WriteLine("Add Result: {0}", e.Result);
  55         }
  56
  57         static void SubtractCallback(object sender, SubtractCompletedEventArgs e)
  58         {
  59             Console.WriteLine("Subtract Result: {0}", e.Result);
  60         }
  61     }
  62 }