FileWebResponse.Close メソッド
アセンブリ: System (system.dll 内)


Close メソッドは、FileWebResponse によって使用されたリソースをクリーンアップし、Stream.Close メソッドを呼び出して、応答ストリームを閉じます。
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システム リソースの不足を防ぐために、応答ストリームを閉じる必要があります。Stream.Close または Close のいずれかを呼び出して、応答ストリームを閉じることができます。 |

Close メソッドを使用して、応答ストリームを閉じる例を次に示します。
Public Shared Sub GetPage(url As [String]) Try Dim fileUrl As New Uri("file://" + url) ' Create a FileWebrequest with the specified Uri. Dim myFileWebRequest As FileWebRequest = CType(WebRequest.Create(fileUrl), FileWebRequest) ' Send the 'fileWebRequest' and wait for response. Dim myFileWebResponse As FileWebResponse = CType(myFileWebRequest.GetResponse(), FileWebResponse) ' Process the response here Console.WriteLine(ControlChars.Cr + "Response Received.Trying to Close the response stream..") ' The method call to release resources of response object. myFileWebResponse.Close() Console.WriteLine(ControlChars.Cr + "Response Stream successfully closed") Catch e As WebException Console.WriteLine(ControlChars.Lf + ControlChars.Cr + "The Reason for failure is : {0}", e.Status) Catch e As Exception Console.WriteLine(ControlChars.Cr + "The following exception was raised : {0}", e.Message) End Try
public static void GetPage(String url) { try { Uri fileUrl = new Uri("file://"+url); // Create a FileWebrequest with the specified Uri. FileWebRequest myFileWebRequest = (FileWebRequest)WebRequest.Create(fileUrl); // Send the 'fileWebRequest' and wait for response. FileWebResponse myFileWebResponse = (FileWebResponse)myFileWebRequest.GetResponse(); // Process the response here. Console.WriteLine("\nResponse Received.Trying to Close the response stream.."); // Release resources of response object. myFileWebResponse.Close(); Console.WriteLine("\nResponse Stream successfully closed."); } catch(WebException e) { Console.WriteLine("\r\nWebException thrown.The Reason for failure is : {0}",e.Status); } catch(Exception e) { Console.WriteLine("\nThe following Exception was raised : {0}" ,e.Message); } }
void GetPage( String^ url ) { try { Uri^ fileUrl = gcnew Uri( String::Concat( "file://", url ) ); // Create a FileWebrequest with the specified Uri. FileWebRequest^ myFileWebRequest = dynamic_cast<FileWebRequest^>(WebRequest::Create( fileUrl )); // Send the 'fileWebRequest' and wait for response. FileWebResponse^ myFileWebResponse = dynamic_cast<FileWebResponse^>(myFileWebRequest->GetResponse()); // Process the response here. Console::WriteLine( "\nResponse Received::Trying to Close the response stream.." ); // Release resources of response Object*. myFileWebResponse->Close(); Console::WriteLine( "\nResponse Stream successfully closed." ); } catch ( WebException^ e ) { Console::WriteLine( "\r\nWebException thrown.The Reason for failure is : {0}", e->Status ); } catch ( Exception^ e ) { Console::WriteLine( "\nThe following Exception was raised : {0}", e->Message ); } }
public static void GetPage(String url) { try { Uri fileUrl = new Uri("file://" + url); // Create a FileWebrequest with the specified Uri. FileWebRequest myFileWebRequest = (FileWebRequest)(WebRequest. Create(fileUrl)); // Send the 'fileWebRequest' and wait for response. FileWebResponse myFileWebResponse = (FileWebResponse)( myFileWebRequest.GetResponse()); // Process the response here. Console.WriteLine("\nResponse Received.Trying to Close the " + "response stream.."); // Release resources of response object. myFileWebResponse.Close(); Console.WriteLine("\nResponse Stream successfully closed."); } catch (WebException e) { Console.WriteLine("\r\nWebException thrown.The Reason for failure " + " is : {0}", e.get_Status()); } catch (System.Exception e) { Console.WriteLine("\nThe following Exception was raised : {0}" , e.get_Message()); } } //GetPage

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
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