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MemoryStream类的主要方法

C# MemoryStream.GetBuffer的代码示例

通过代码示例来学习C# MemoryStream.GetBuffer方法

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MemoryStream.GetBuffer是C#的System.IO命名空间下中的一个方法, 小编为大家找了一些网络大拿们常见的代码示例，源码中的MemoryStream.GetBuffer() 已经帮大家高亮显示了，大家可以重点学习MemoryStream.GetBuffer() 方法的写法，从而快速掌握该方法的应用。

MemoryStream.GetBuffer的代码示例1 - CreateAssemblyBlob()

    using System.IO;

        private static AssemblyBlob CreateAssemblyBlob(string assemblyName, AssemblyBlob[] references, string text)
        {
            var defaultReferences = new[]
            {
                MetadataReference.CreateFromFile(typeof(object).Assembly.Location),
            };

            var compilation = CSharpCompilation.Create(
                assemblyName,
                new[] { CSharpSyntaxTree.ParseText(text) },
                references.Select(r => r.ToMetadataReference()).Concat(defaultReferences),
                new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary));

            using (var assemblyStream = new MemoryStream())
            using (var symbolStream = new MemoryStream())
            {
                var result = compilation.Emit(assemblyStream, symbolStream);
                Assert.Empty(result.Diagnostics);

                return new AssemblyBlob(assemblyName, assemblyStream.GetBuffer(), symbolStream.GetBuffer());
            }
        }

开发者ID:aspnet，项目名称:Razor，代码行数:24，代码来源:LoaderTestResources.cs

在CreateAssemblyBlob()方法中，MemoryStream的代码示例类中的GetBuffer的代码示例方法一共出现了2次，见黄色背景高亮显示的地方，欢迎大家点赞

MemoryStream.GetBuffer的代码示例2 - flushBody()

    using System.IO;

    private void flushBody (bool closing)
    {
      using (_bodyBuffer) {
        var len = _bodyBuffer.Length;

        if (len > Int32.MaxValue) {
          _bodyBuffer.Position = 0;

          var buffLen = 1024;
          var buff = new byte[buffLen];
          var nread = 0;

          while (true) {
            nread = _bodyBuffer.Read (buff, 0, buffLen);

            if (nread <= 0)
              break;

            _writeBody (buff, 0, nread);
          }
        }
        else if (len > 0) {
          _writeBody (_bodyBuffer.GetBuffer (), 0, (int) len);
        }
      }

      if (!closing) {
        _bodyBuffer = new MemoryStream ();
        return;
      }

      if (_sendChunked)
        _write (_lastChunk, 0, 5);

      _bodyBuffer = null;
    }

开发者ID:ntminer，项目名称:NtMiner，代码行数:38，代码来源:ResponseStream.cs

在flushBody()方法中，MemoryStream的代码示例类中的GetBuffer的代码示例方法一共出现了1次，见黄色背景高亮显示的地方，欢迎大家点赞

MemoryStream.GetBuffer的代码示例3 - Compile()

    using System.IO;

        private Assembly Compile(IBuilderContext builderContext, IEnumerable syntaxTrees, string libraryFile, HashSet fileReferences)
        {
            // Add references
            var metadataReferences = new List();

            foreach (var reference in fileReferences.Where(r => !string.IsNullOrEmpty(r)))
            {
                // Skip references that are already provided by the runtime
                if (BasicReferenceAssemblies.All.Any(a => string.Equals(Path.GetFileName(reference), a.FilePath, StringComparison.OrdinalIgnoreCase)))
                    continue;
                metadataReferences.Add(MetadataReference.CreateFromFile(reference));
            }

            metadataReferences.AddRange(BasicReferenceAssemblies.All);

            // suppress assembly redirect warnings
            // cf. https://github.com/dotnet/roslyn/issues/19640
            var noWarn = new List>
            {
                new KeyValuePair("CS1701", ReportDiagnostic.Suppress),
                new KeyValuePair("CS1702", ReportDiagnostic.Suppress),
            };

            // Compile
            var compilationOptions = new CSharpCompilationOptions(
                OutputKind.DynamicallyLinkedLibrary,
                optimizationLevel: (builderContext == null || builderContext.DebugScripts) ? OptimizationLevel.Debug : OptimizationLevel.Release,
                warningLevel: 4,
                specificDiagnosticOptions: noWarn,
                deterministic: true
            );

            var assemblyName = libraryFile != null ? Path.GetFileNameWithoutExtension(libraryFile) : $"Sharpmake_{new Random().Next():X8}" + GetHashCode();
            var compilation = CSharpCompilation.Create(assemblyName, syntaxTrees, metadataReferences, compilationOptions);
            string pdbFilePath = libraryFile != null ? Path.ChangeExtension(libraryFile, ".pdb") : null;

            using (var dllStream = new MemoryStream())
            using (var pdbStream = new MemoryStream())
            {
                EmitResult result = compilation.Emit(
                    dllStream,
                    pdbStream,
                    options: new EmitOptions(
                        debugInformationFormat: DebugInformationFormat.PortablePdb,
                        pdbFilePath: pdbFilePath
                    )
                );

                bool throwErrorException = builderContext == null || builderContext.CompileErrorBehavior == BuilderCompileErrorBehavior.ThrowException;
                LogCompilationResult(result, throwErrorException);

                if (result.Success)
                {
                    if (libraryFile != null)
                    {
                        dllStream.Seek(0, SeekOrigin.Begin);
                        using (var fileStream = new FileStream(libraryFile, FileMode.Create))
                            dllStream.CopyTo(fileStream);

                        pdbStream.Seek(0, SeekOrigin.Begin);
                        using (var pdbFileStream = new FileStream(pdbFilePath, FileMode.Create))
                            pdbStream.CopyTo(pdbFileStream);

                        return Assembly.LoadFrom(libraryFile);
                    }

                    return Assembly.Load(dllStream.GetBuffer(), pdbStream.GetBuffer());
                }
            }

            return null;
        }

开发者ID:ubisoft，项目名称:Sharpmake，代码行数:74，代码来源:Assembler.cs

在Compile()方法中，MemoryStream的代码示例类中的GetBuffer的代码示例方法一共出现了2次，见黄色背景高亮显示的地方，欢迎大家点赞

MemoryStream.GetBuffer的代码示例4 - RemoveTaggedLines()

    using System.IO;

        public void RemoveTaggedLines()
        {
            Flush();

            // Read and process the stream using spans to avoid any extra buffer copy.
            var removeLineBytes = _writer.Encoding.GetBytes(FileGeneratorUtilities.RemoveLineTag.ToCharArray()).AsSpan();
            var wholeStreamSpan = _stream.GetBuffer().AsSpan().Slice(0, (int)_stream.Length);
            if (wholeStreamSpan.IndexOf(removeLineBytes) == -1)
                return; // Early exit when there is no remove line tag in the file.

            var newLineBytes = _writer.Encoding.GetBytes(Environment.NewLine.ToCharArray()).AsSpan();
            var newStream = new MemoryStream((int)_stream.Length);
            int nextSlice = 0;
            while (true)
            {
                // Looking for end of line
                var restOfFileSlice = wholeStreamSpan.Slice(nextSlice);
                int endLineIndex = -1;
                int endLineMarkerSize = 0;
                for (int i = 0; i < restOfFileSlice.Length; i++)
                {
                    byte ch = restOfFileSlice[i];
                    if (ch == '\r' || ch == '\n')
                    {
                        endLineIndex = nextSlice + i;
                        endLineMarkerSize = 1;

                        if (ch == '\r' && i + 1 < restOfFileSlice.Length && restOfFileSlice[i + 1] == '\n')
                        {
                            endLineMarkerSize = 2;
                        }
                        break;
                    }
                }

                if (endLineIndex != -1)
                {
                    // Check if the line contains the remove line tag. Skip the line if found
                    var lineSlice = wholeStreamSpan.Slice(nextSlice, endLineIndex - nextSlice);
                    if (lineSlice.IndexOf(removeLineBytes) == -1)
                    {
                        newStream.Write(lineSlice);
                        newStream.Write(newLineBytes);
                    }

                    // Advance to next line
                    nextSlice += (lineSlice.Length + endLineMarkerSize);
                    if (nextSlice >= wholeStreamSpan.Length)
                    {
                        Debug.Assert(nextSlice == wholeStreamSpan.Length);
                        break;
                    }
                }
                else
                {
                    // Rest of file.
                    var lineSlice = wholeStreamSpan.Slice(nextSlice);

                    // Check if the line contains the remove line tag. Skip the line if found
                    if (lineSlice.IndexOf(removeLineBytes) == -1)
                    {
                        newStream.Write(lineSlice);
                        // Note: Adding a new line to generate the exact same thing than with original implementation
                        newStream.Write(newLineBytes);
                    }

                    // End of file
                    break;
                }
            }

            Debug.Assert(newStream.Length > 0);
            var newWriter = new StreamWriter(newStream, _writer.Encoding);
            _writer.Dispose(); // This will dispose _stream as well.

            _stream = newStream;
            _writer = newWriter;
        }

开发者ID:ubisoft，项目名称:Sharpmake，代码行数:80，代码来源:FileGenerator.cs

在RemoveTaggedLines()方法中，MemoryStream的代码示例类中的GetBuffer的代码示例方法一共出现了1次，见黄色背景高亮显示的地方，欢迎大家点赞

MemoryStream.GetBuffer的代码示例5 - Encode()

    using System.IO;
        /// 编码。请求/响应
        /// 
        /// 
        /// 
        /// 
        public virtual Packet Encode(String action, Int32 code, Packet value)
        {
            // 内存流，前面留空8字节用于协议头4字节（超长8字节）
            var ms = new MemoryStream();
            ms.Seek(8, SeekOrigin.Begin);

            // 请求：action + args
            // 响应：action + code + result
            var writer = new BinaryWriter(ms);
            writer.Write(action);

            // 异常响应才有code
            if (code != 0) writer.Write(code);

            // 参数或结果
            var pk = value;
            if (pk != null) writer.Write(pk.Total);

            var rs = new Packet(ms.GetBuffer(), 8, (Int32)ms.Length - 8)
            {
                Next = pk
            };

            return rs;
        }

开发者ID:NewLifeX，项目名称:X，代码行数:31，代码来源:JsonEncoder.cs

在Encode()方法中，MemoryStream的代码示例类中的GetBuffer的代码示例方法一共出现了1次，见黄色背景高亮显示的地方，欢迎大家点赞

MemoryStream.GetBuffer的代码示例6 - GetResourceAsString()

    using System.IO;

        /// 
        /// Converts an assembly resource into a string.
        /// 
        /// The  to load the strings from.
        /// The resource.
        /// The character encoding to return the resource in.
        /// 
        /// The .
        /// 
        public static string GetResourceAsString(this Assembly assembly, string resource, Encoding encoding = null)
        {
            encoding = encoding ?? Encoding.UTF8;

            using (var ms = new MemoryStream())
            {
                using (Stream manifestResourceStream = assembly.GetManifestResourceStream(resource))
                {
                    manifestResourceStream?.CopyTo(ms);
                }

                return encoding.GetString(ms.GetBuffer()).Replace('\0', ' ').Trim();
            }
        }

开发者ID:JimBobSquarePants，项目名称:ImageProcessor，代码行数:25，代码来源:AssemblyExtensions.cs

在GetResourceAsString()方法中，MemoryStream的代码示例类中的GetBuffer的代码示例方法一共出现了1次，见黄色背景高亮显示的地方，欢迎大家点赞

MemoryStream.GetBuffer的代码示例7 - TestCommentShowsBox()

    using System.IO;
        [Test]
        public void TestCommentShowsBox()
        {
            XSSFWorkbook wb = new XSSFWorkbook();
            wb.CreateSheet();
            XSSFSheet sheet = (XSSFSheet)wb.GetSheetAt(0);
            XSSFCell cell = (XSSFCell)sheet.CreateRow(0).CreateCell(0);
            XSSFDrawing drawing = (XSSFDrawing)sheet.CreateDrawingPatriarch();
            XSSFCreationHelper factory = (XSSFCreationHelper)wb.GetCreationHelper();
            XSSFClientAnchor anchor = (XSSFClientAnchor)factory.CreateClientAnchor();
            anchor.Col1 = cell.ColumnIndex;
            anchor.Col2 = cell.ColumnIndex + 3;
            anchor.Row1 = cell.RowIndex;
            anchor.Row2 = cell.RowIndex + 5;
            XSSFComment comment = (XSSFComment)drawing.CreateCellComment(anchor);
            XSSFRichTextString str = (XSSFRichTextString)factory.CreateRichTextString("this is a comment");
            comment.String = str;
            cell.CellComment = comment;

            XSSFVMLDrawing vml = sheet.GetVMLDrawing(false);
            CT_Shapetype shapetype = null;
            ArrayList items = vml.GetItems();
            foreach (object o in items)
                if (o is CT_Shapetype)
                    shapetype = (CT_Shapetype)o;
            Assert.AreEqual(NPOI.OpenXmlFormats.Vml.ST_TrueFalse.t, shapetype.stroked);
            Assert.AreEqual(NPOI.OpenXmlFormats.Vml.ST_TrueFalse.t, shapetype.filled);

            using (MemoryStream ws = new MemoryStream())
            {
                wb.Write(ws);

                using (MemoryStream rs = new MemoryStream(ws.GetBuffer()))
                {
                    wb = new XSSFWorkbook(rs);
                    sheet = (XSSFSheet)wb.GetSheetAt(0);

                    vml = sheet.GetVMLDrawing(false);
                    shapetype = null;
                    items = vml.GetItems();
                    foreach (object o in items)
                        if (o is CT_Shapetype)
                            shapetype = (CT_Shapetype)o;

                    //wb.Write(new FileStream("comments.xlsx", FileMode.Create));
                    //using (MemoryStream ws2 = new MemoryStream())
                    //{
                    //    vml.Write(ws2);
                    //    throw new System.Exception(System.Text.Encoding.UTF8.GetString(ws2.GetBuffer()));
                    //}

                    Assert.AreEqual(NPOI.OpenXmlFormats.Vml.ST_TrueFalse.t, shapetype.stroked);
                    Assert.AreEqual(NPOI.OpenXmlFormats.Vml.ST_TrueFalse.t, shapetype.filled);
                }
            }
        }

开发者ID:dotnetcore，项目名称:NPOI，代码行数:57，代码来源:TestXSSFVMLDrawing.cs

在TestCommentShowsBox()方法中，MemoryStream的代码示例类中的GetBuffer的代码示例方法一共出现了2次，见黄色背景高亮显示的地方，欢迎大家点赞

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