■ 클라이언트/서버 만들기 – 서비스에서 알려진 타입을 사용하는 방법을 보여준다.
[Server]
▶ Geometry.cs
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using System; using System.Runtime.Serialization; namespace TestProject { /// <summary> /// 도형 /// </summary> [DataContract(Namespace = "http://company.com/graphics/geometry")] public class Geometry { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Public #region Field /// <summary> /// ID /// </summary> [DataMember] public int ID; /// <summary> /// 왼쪽 /// </summary> [DataMember] public int Left = 0; /// <summary> /// 위쪽 /// </summary> [DataMember] public int Top = 0; /// <summary> /// 너비 /// </summary> [DataMember] public int Width = 0; /// <summary> /// 높이 /// </summary> [DataMember] public int Height = 0; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 그리기 - Draw() /// <summary> /// 그리기 /// </summary> public virtual void Draw() { Console.WriteLine("도형 그리기 ({0},{1})-({2},{3})", Left, Top, Left + Width, Top + Height); } #endregion } } |
▶ Rectangle.cs
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using System; using System.Runtime.Serialization; namespace TestProject { /// <summary> /// 사각형 /// </summary> [DataContract(Namespace = "http://company.com/graphics/geometry")] public class Rectangle : Geometry { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Public #region Field /// <summary> /// 채우기 여부 /// </summary> [DataMember] public bool Fill = true; /// <summary> /// 채우기 색상 /// </summary> [DataMember] public int FillColor = 0; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 그리기 - Draw() /// <summary> /// 그리기 /// </summary> public override void Draw() { Console.Write("사각형 그리기 ({0},{1})-({2},{3})", Left, Top, Left + Width, Top + Height); if(Fill) { Console.WriteLine(" 채우기 색상 값 {0}", FillColor); } else { Console.WriteLine(" 채우지 않음"); } } #endregion } } |
▶ Circle.cs
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using System; using System.Runtime.Serialization; namespace TestProject { /// <summary> /// 원 /// </summary> [DataContract(Namespace = "http://company.com/graphics/geometry")] public class Circle : Geometry { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Public #region Field /// <summary> /// 채우기 여부 /// </summary> [DataMember] public bool Fill = true; /// <summary> /// 반지름 /// </summary> [DataMember] public int Radius = 0; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 그리기 - Draw() /// <summary> /// 그리기 /// </summary> public override void Draw() { Console.WriteLine("원 그리기 ({0},{1}) R={2}", Left, Top, Radius); } #endregion } } |
▶ Arc.cs
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using System; using System.Runtime.Serialization; namespace TestProject { /// <summary> /// 원호 /// </summary> [DataContract(Namespace = "http://company.com/graphics/geometry")] public class Arc : Circle { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Public #region Field /// <summary> /// 시작 각도 /// </summary> [DataMember] public int StartAngle = 0; /// <summary> /// 종료 각도 /// </summary> [DataMember] public int EndAngle = 90; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 그리기 - Draw() /// <summary> /// 그리기 /// </summary> public override void Draw() { Console.WriteLine ( "원호 그리기 ({0},{1}) 반지름={2} 시작 각도={3}, 종료 각도={4}", Left, Top, Radius, StartAngle, EndAngle ); } #endregion } } |
▶ IGraphics.cs
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using System.ServiceModel; namespace TestProject { /// <summary> /// 그래픽스 인터페이스 /// </summary> [ServiceContract(Namespace = "http://company.com/graphics")] [ServiceKnownType(typeof(Rectangle))] [ServiceKnownType(typeof(Circle))] [ServiceKnownType(typeof(Arc))] // 상기 typeof(...) 설정 대신 IEnumerable을 리턴하는 메소드로 대체할 수 있다. //[ServiceKnownType("GetKnownTypeArray", typeof(KnownTypeHelper))] public interface IGraphics { //////////////////////////////////////////////////////////////////////////////////////////////////// Method #region 도형 추가하기 - AddGeometry(geometry) /// <summary> /// 도형 추가하기 /// </summary> /// <param name="geometry">도형</param> [OperationContract] void AddGeometry(Geometry geometry); #endregion #region 도형 구하기 - GetGeometry(id) /// <summary> /// 도형 구하기 /// </summary> /// <param name="id">ID</param> /// <returns>도형</returns> [OperationContract] Geometry GetGeometry(int id); #endregion } } |
▶ KnownTypeHelper.cs
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using System; using System.Reflection; namespace TestProject { /// <summary> /// 알려진 타입 헬퍼 /// </summary> public static class KnownTypeHelper { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Public #region 알려진 타입 배열 구하기 - GetKnownTypeArray(customAttributeProvider) /// <summary> /// 알려진 타입 배열 구하기 /// </summary> /// <param name="customAttributeProvider">커스텀 특성 제공자</param> /// <returns>알려진 타입 배열</returns> public static Type[] GetKnownTypeArray(ICustomAttributeProvider customAttributeProvider) { return new Type[] { typeof(Rectangle), typeof(Circle), typeof(Arc) }; } #endregion } } |
▶ GraphicsService.cs
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using System.Collections.Generic; using System.ServiceModel; namespace TestProject { /// <summary> /// 그래픽스 서비스 /// </summary> [ServiceBehavior(IncludeExceptionDetailInFaults = true)] public class GraphicsService : IGraphics { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 도형 딕셔너리 /// </summary> private static Dictionary<int, Geometry> _geometryDictionary = new Dictionary<int, Geometry>(); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Static #region 생성자 - GraphicsService() /// <summary> /// 생성자 /// </summary> static GraphicsService() { Geometry geometry = new Geometry(); geometry.ID = 0; geometry.Left = 0; geometry.Top = 0; geometry.Width = 0; geometry.Height = 0; _geometryDictionary.Add(geometry.ID, geometry); Circle circle = new Circle(); circle.ID = 1; circle.Left = 100; circle.Top = 100; circle.Width = 100; circle.Height = 100; circle.Fill = false; _geometryDictionary.Add(circle.ID, circle); Rectangle rectangle = new Rectangle(); rectangle.ID = 2; rectangle.Left = 200; rectangle.Top = 200; rectangle.Width = 200; rectangle.Height = 200; rectangle.Fill = true; rectangle.FillColor = 2; _geometryDictionary.Add(rectangle.ID, rectangle); Arc arc = new Arc(); arc.ID = 3; arc.Left = 300; arc.Top = 300; arc.Width = 300; arc.Height = 300; arc.StartAngle = 180; arc.EndAngle = 270; _geometryDictionary.Add(arc.ID, arc); } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 도형 추가하기 - AddGeometry(geometry) /// <summary> /// 도형 추가하기 /// </summary> /// <param name="geometry">도형</param> public void AddGeometry(Geometry geometry) { if(_geometryDictionary.ContainsKey(geometry.ID) == true) { _geometryDictionary[geometry.ID] = geometry; } else { lock(_geometryDictionary) { _geometryDictionary.Add(geometry.ID, geometry); geometry.Draw(); } } } #endregion #region 도형 구하기 - GetGeometry(id) /// <summary> /// 도형 구하기 /// </summary> /// <param name="id">ID</param> /// <returns>도형</returns> public Geometry GetGeometry(int id) { if(_geometryDictionary.ContainsKey(id) == true) { return _geometryDictionary[id]; } else { return null; } } #endregion } } |
▶ Program.cs
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using System; using System.ServiceModel; using System.ServiceModel.Description; namespace TestProject { /// <summary> /// 프로그램 /// </summary> public class Program { #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> private static void Main() { Console.WriteLine("데이터 계약 상속 테스트 서버를 시작합니다..."); ServiceHost serviceHost = new ServiceHost(typeof(GraphicsService), new Uri("http://localhost/wcf/graphics")); serviceHost.AddServiceEndpoint(typeof(IGraphics), new BasicHttpBinding(), string.Empty); ServiceMetadataBehavior serviceMetadataBehavior = new ServiceMetadataBehavior(); serviceMetadataBehavior.HttpGetEnabled = true; serviceHost.Description.Behaviors.Add(serviceMetadataBehavior); serviceHost.Open(); Console.WriteLine("서비스 중단을 위해 아무 키나 누르세요..."); Console.ReadKey(true); serviceHost.Close(); } #endregion } } |
[Client]
▶ Program.cs
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using System; using TestProject.Graphics; namespace TestProject { /// <summary> /// 프로그램 /// </summary> public class Program { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> private static void Main() { Console.WriteLine("데이터 계약 상속 테스트 클라이언트를 시작합니다..."); Geometry geometry = new Rectangle(); geometry.ID = 101; geometry.Left = 1; geometry.Top = 1; geometry.Width = 111; geometry.Height = 111; using(GraphicsClient graphicsClient = new GraphicsClient()) { graphicsClient.AddGeometry(geometry); geometry = graphicsClient.GetGeometry(0); Console.WriteLine ( "도형 객체 = {0}", geometry.GetType().Name ); Console.WriteLine ( " ({0},{1}) - ({2}, {3})", geometry.Left, geometry.Top, geometry.Left + geometry.Width, geometry.Top + geometry.Height ); geometry = graphicsClient.GetGeometry(1); Console.WriteLine ( "도형 객체 = {0}", geometry.GetType().Name ); Console.WriteLine ( " ({0},{1}) - ({2}, {3})", geometry.Left, geometry.Top, geometry.Left + geometry.Width, geometry.Top + geometry.Height ); geometry = graphicsClient.GetGeometry(2); Console.WriteLine ( "도형 객체 = {0}", geometry.GetType().Name ); Console.WriteLine ( " ({0},{1}) - ({2}, {3})", geometry.Left, geometry.Top, geometry.Left + geometry.Width, geometry.Top + geometry.Height ); geometry = graphicsClient.GetGeometry(3); Console.WriteLine ( "도형 객체 = {0}", geometry.GetType().Name ); Console.WriteLine ( " ({0},{1}) - ({2}, {3})", geometry.Left, geometry.Top, geometry.Left + geometry.Width, geometry.Top + geometry.Height ); } } #endregion } } |
※ GraphicsClient 클래스는 서비스 참조 추가를 통해 생성한다.