■ WCF 스트리밍을 사용하는 방법을 보여준다.
[TestServer 프로젝트]
▶ FileData.cs
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using System.IO; using System.ServiceModel; namespace TestServer { /// <summary> /// 파일 데이터 /// </summary> [MessageContract] public class FileData { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 파일 경로 - FilePath /// <summary> /// 파일 경로 /// </summary> [MessageHeader] public string FilePath { get; set; } #endregion #region 파일 길이 - FileLength /// <summary> /// 파일 길이 /// </summary> [MessageHeader] public long FileLength { get; set; } #endregion #region 소스 스트림 - SourceStream /// <summary> /// 소스 스트림 /// </summary> [MessageBodyMember] public Stream SourceStream { get; set; } #endregion } } |
▶ FileRequest.cs
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using System.ServiceModel; namespace TestServer { /// <summary> /// 파일 요청 /// </summary> [MessageContract] public class FileRequest { //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 파일명 - FileName /// <summary> /// 파일명 /// </summary> [MessageBodyMember] public string FileName { get; set; } #endregion } } |
▶ IFileService.cs
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using System.Collections.Generic; using System.ServiceModel; namespace TestServer { /// <summary> /// 파일 서비스 인터페이스 /// </summary> [ServiceContract] public interface IFileService { //////////////////////////////////////////////////////////////////////////////////////////////////// Method #region 모든 파일명 리스트 구하기 - GetAllFileNameList() /// <summary> /// 모든 파일명 리스트 구하기 /// </summary> /// <returns>모든 파일명 리스트</returns> [OperationContract] List<string> GetAllFileNameList(); #endregion #region 업로드 하기 - Upload(fileData) /// <summary> /// 업로드 하기 /// </summary> /// <param name="fileData">파일 데이터</param> [OperationContract] void Upload(FileData fileData); #endregion #region 다운로드 하기 - Download(fileRequest) /// <summary> /// 다운로드 하기 /// </summary> /// <param name="fileRequest">파일 요청</param> /// <returns>파일 데이터</returns> [OperationContract] FileData Download(FileRequest fileRequest); #endregion } } |
▶ FileService.cs
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using System; using System.Collections.Generic; using System.IO; using System.Linq; using System.ServiceModel; namespace TestServer { /// <summary> /// 파일 서비스 /// </summary> public class FileService : IFileService { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 모든 파일명 리스트 구하기 - GetAllFileNameList() /// <summary> /// 모든 파일명 리스트 구하기 /// </summary> /// <returns>모든 파일명 리스트</returns> public List<string> GetAllFileNameList() { List<string> fileNameList = Directory.GetFiles("d:\\upload").Select(Path.GetFileName).ToList(); return fileNameList; } #endregion #region 업로드 하기 - Upload(fileData) /// <summary> /// 업로드 하기 /// </summary> /// <param name="fileData">파일 데이터</param> public void Upload(FileData fileData) { string sourceFilePath = fileData.FilePath; string sourceFileName = Path.GetFileName(sourceFilePath); string targetDirectoryPath = "d:\\upload"; string targetFilePath = Path.Combine(targetDirectoryPath, sourceFileName); if(!Directory.Exists(targetDirectoryPath)) { Directory.CreateDirectory(targetDirectoryPath); } try { using(FileStream targetStream = File.Create(targetFilePath)) { using(Stream sourceStream = fileData.SourceStream) { sourceStream.CopyTo(targetStream); } } } catch(IOException exception) { Console.WriteLine(exception.Message); if(File.Exists(targetFilePath)) { try { File.Delete(targetFilePath); } catch { } } } } #endregion #region 다운로드 하기 - Download(fileRequest) /// <summary> /// 다운로드 하기 /// </summary> /// <param name="fileRequest">파일 요청</param> /// <returns>파일 데이터</returns> public FileData Download(FileRequest fileRequest) { string sourceFilePath = Path.Combine("d:\\upload", fileRequest.FileName); Stream sourceStream = null; try { sourceStream = File.Open(sourceFilePath, FileMode.Open, FileAccess.Read, FileShare.Read); } catch(Exception) { return null; } OperationContext clientContext = OperationContext.Current; clientContext.OperationCompleted += delegate(object sender, EventArgs e) { if(sourceStream != null) { sourceStream.Dispose(); } }; return new FileData { FilePath = fileRequest.FileName, FileLength = sourceStream.Length, SourceStream = sourceStream }; } #endregion } } |
▶ Program.cs
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using System; using System.ServiceModel; namespace TestServer { /// <summary> /// 프로그램 /// </summary> class Program { //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> private static void Main() { using(ServiceHost serviceHost = new ServiceHost(typeof(FileService))) { serviceHost.Open(); Console.WriteLine("서버가 시작되었습니다 : " + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")); Console.ReadKey(true); } } #endregion } } |
▶ App.config
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<?xml version="1.0" encoding="utf-8" ?> <configuration> <startup> <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" /> </startup> <system.serviceModel> <behaviors> <serviceBehaviors> <behavior name="mexBehavior"> <serviceMetadata httpGetEnabled="true" /> <serviceDebug includeExceptionDetailInFaults="true" /> </behavior> </serviceBehaviors> </behaviors> <bindings> <basicHttpBinding> <binding name="basicHttp" sendTimeout="00:10:00" receiveTimeout="00:10:00" maxReceivedMessageSize="1262485504" transferMode="Streamed" /> </basicHttpBinding> <netTcpBinding> <binding name="netTcp" sendTimeout="00:10:00" receiveTimeout="00:10:00" maxReceivedMessageSize="1262485504" transferMode="Streamed" /> </netTcpBinding> </bindings> <services> <service name="TestServer.FileService" behaviorConfiguration="mexBehavior"> <endpoint address="FileService" binding="basicHttpBinding" bindingConfiguration="basicHttp" contract="TestServer.IFileService" /> <endpoint address="FileService" binding="netTcpBinding" bindingConfiguration="netTcp" contract="TestServer.IFileService" /> <host> <baseAddresses> <add baseAddress="http://localhost:8080" /> <add baseAddress="net.tcp://localhost:8090" /> </baseAddresses> </host> </service> </services> </system.serviceModel> </configuration> |
[TestClient 프로젝트]
▶ ReportStream.cs
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using System; using System.IO; namespace TestClient { /// <summary> /// 리포트 스트림 /// </summary> public class ReportStream : Stream { //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// 기준 스트림 /// </summary> private readonly Stream baseStream; /// <summary> /// 전체 크기 /// </summary> private long totalCount; /// <summary> /// 리포트 콜백 /// </summary> private readonly Action<long, long> reportCallback; /// <summary> /// 전체 읽기 카운트 /// </summary> private long totalReadCount; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Property ////////////////////////////////////////////////////////////////////////////////////////// Public #region 읽기 가능 여부 - CanRead /// <summary> /// 읽기 가능 여부 /// </summary> public override bool CanRead { get { return this.baseStream.CanRead; } } #endregion #region 위치 설정 가능 여부 - CanSeek /// <summary> /// 위치 설정 가능 여부 /// </summary> public override bool CanSeek { get { throw new NotImplementedException(); } } #endregion #region 쓰기 가능 여부 - CanWrite /// <summary> /// 쓰기 가능 여부 /// </summary> public override bool CanWrite { get { throw new NotImplementedException(); } } #endregion #region 길이 - Length /// <summary> /// 길이 /// </summary> public override long Length { get { return this.baseStream.Length; } } #endregion #region 위치 - Position /// <summary> /// 위치 /// </summary> public override long Position { get { throw new NotImplementedException(); } set { throw new NotImplementedException(); } } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - ReportStream(baseStream, totalCount, reportCallback) /// <summary> /// 생성자 /// </summary> /// <param name="baseStream">기준 스트림</param> /// <param name="totalCount">전체 카운트</param> /// <param name="reportCallback">리포트 콜백</param> public ReportStream(Stream baseStream, long totalCount, Action<long, long> reportCallback) { this.baseStream = baseStream ?? throw new ArgumentNullException("baseStream"); this.totalCount = totalCount; this.reportCallback = reportCallback; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Public #region 닫기 - Close() /// <summary> /// 닫기 /// </summary> public override void Close() { base.Close(); this.baseStream.Close(); } #endregion #region 버퍼 비우기- Flush() /// <summary> /// 버퍼 비우기 /// </summary> public override void Flush() { throw new NotImplementedException(); } #endregion #region 위치 설정하기 - Seek(offset, seekOrigin) /// <summary> /// 위치 설정하기 /// </summary> /// <param name="offset">오프셋</param> /// <param name="seekOrigin">위치 기준</param> /// <returns>위치</returns> public override long Seek(long offset, SeekOrigin seekOrigin) { throw new NotImplementedException(); } #endregion #region 길이 설정하기 - SetLength(value) /// <summary> /// 길이 설정하기 /// </summary> /// <param name="value">값</param> public override void SetLength(long value) { throw new NotImplementedException(); } #endregion #region 읽기 - Read(bufferArray, offset, count) /// <summary> /// 읽기 /// </summary> /// <param name="bufferArray">버퍼 배열</param> /// <param name="offset">오프셋</param> /// <param name="count">카운트</param> /// <returns>실제 읽은 카운트</returns> public override int Read(byte[] bufferArray, int offset, int count) { int readCount = this.baseStream.Read(bufferArray, offset, count); this.totalReadCount += readCount; this.reportCallback?.Invoke(this.totalCount, this.totalReadCount); return readCount; } #endregion #region 쓰기 - Write(bufferArray, offset, count) /// <summary> /// 쓰기 /// </summary> /// <param name="bufferArray">버퍼 배열</param> /// <param name="offset">오프셋</param> /// <param name="count">카운트</param> public override void Write(byte[] bufferArray, int offset, int count) { throw new NotImplementedException(); } #endregion } } |
▶ MainForm.cs
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using System; using System.IO; using System.Windows.Forms; using TestClient.FileService; namespace TestClient { /// <summary> /// 메인 폼 /// </summary> public partial class MainForm : Form { //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor ////////////////////////////////////////////////////////////////////////////////////////// Public #region 생성자 - MainForm() /// <summary> /// 생성자 /// </summary> public MainForm() { InitializeComponent(); this.uploadButton.Click += uploadButton_Click; this.downloadButton.Click += downloadButton_Click; } #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Private //////////////////////////////////////////////////////////////////////////////// Event #region 업로드 버튼 클릭시 처리하기 - uploadButton_Click(sender, e) /// <summary> /// 업로드 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void uploadButton_Click(object sender, EventArgs e) { using(FileServiceClient client = new FileServiceClient("NetTcpBinding_IFileService")) { FileInfo sourceFileInfo = new FileInfo("c:\\sample.txt"); using(FileStream sourceStream = File.OpenRead(sourceFileInfo.FullName)) { using(ReportStream reportStream = new ReportStream(sourceStream, sourceFileInfo.Length, ProgressChanged)) { client.Upload(sourceFileInfo.Length, sourceFileInfo.FullName, reportStream); } } this.progressLabel.Text = string.Empty; } } #endregion #region 다운로드 버튼 클릭시 처리하기 - downloadButton_Click(sender, e) /// <summary> /// 다운로드 버튼 클릭시 처리하기 /// </summary> /// <param name="sender">이벤트 발생자</param> /// <param name="e">이벤트 인자</param> private void downloadButton_Click(object sender, EventArgs e) { string targetDirectoryPath = "c:\\target"; if(!Directory.Exists(targetDirectoryPath)) { Directory.CreateDirectory(targetDirectoryPath); } using(FileServiceClient client = new FileServiceClient("NetTcpBinding_IFileService")) { string sourceFileName = "sample.txt"; string filePath; Stream sourceStream; long fileLength = client.Download(sourceFileName, out filePath, out sourceStream); string targetFilePath = Path.Combine(targetDirectoryPath, sourceFileName); using(FileStream targetStream = File.Create(targetFilePath)) { using(ReportStream reportStream = new ReportStream(sourceStream, fileLength, ProgressChanged)) { reportStream.CopyTo(targetStream); } } this.progressLabel.Text = string.Empty; } } #endregion //////////////////////////////////////////////////////////////////////////////// Function #region 진행 변경시 처리하기 - ProgressChanged(totalCount, totalReadCount) /// <summary> /// 진행 변경시 처리하기 /// </summary> /// <param name="totalCount">전체 카운트</param> /// <param name="totalReadCount">전체 읽은 카운트</param> private void ProgressChanged(long totalCount, long totalReadCount) { long value = 100L * totalReadCount / totalCount; this.progressLabel.Text = string.Format("{0}%", value); this.progressLabel.Update(); } #endregion } } |
▶ App.config
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<?xml version="1.0" encoding="utf-8" ?> <configuration> <startup> <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" /> </startup> <system.serviceModel> <bindings> <basicHttpBinding> <binding name="BasicHttpBinding_IFileService" receiveTimeout="00:10:00" sendTimeout="00:10:00" maxReceivedMessageSize="1262485504" transferMode="Streamed" /> </basicHttpBinding> <netTcpBinding> <binding name="NetTcpBinding_IFileService" receiveTimeout="00:10:00" sendTimeout="00:10:00" maxReceivedMessageSize="1262485504" transferMode="Streamed" /> </netTcpBinding> </bindings> <client> <endpoint name="BasicHttpBinding_IFileService" address="http://localhost:8080/FileService" binding="basicHttpBinding" bindingConfiguration="BasicHttpBinding_IFileService" contract="FileService.IFileService" /> <endpoint name="NetTcpBinding_IFileService" address="net.tcp://localhost:8090/FileService" binding="netTcpBinding" bindingConfiguration="NetTcpBinding_IFileService" contract="FileService.IFileService" /> </client> </system.serviceModel> </configuration> |
