public override void Write(byte[] buffer, int offset, int count)
{
WriteStream.Write(buffer, offset, count);
}
private void _SaveSfxStub(string exeToGenerate, SelfExtractorFlavor flavor, string defaultExtractLocation, string postExtractCmdLine, string nameOfIconFile)
{
bool removeIconFile = false;
string StubExe = null;
string TempDir = null;
try
{
if (File.Exists(exeToGenerate))
{
if (Verbose)
{
StatusMessageTextWriter.WriteLine("The existing file ({0}) will be overwritten.", exeToGenerate);
}
}
if (!exeToGenerate.EndsWith(".exe"))
{
if (Verbose)
{
StatusMessageTextWriter.WriteLine("Warning: The generated self-extracting file will not have an .exe extension.");
}
}
StubExe = GenerateTempPathname("exe", null);
// get the Ionic.Zip assembly
Assembly a1 = typeof(ZipFile).Assembly;
Microsoft.CSharp.CSharpCodeProvider csharp = new Microsoft.CSharp.CSharpCodeProvider();
// Perfect opportunity for a linq query, but I cannot use it.
// The DotNetZip library can compile into 2.0, but needs to run on .NET 2.0.
// Using LINQ would break that. Here's what it would look like:
//
// var settings = (from x in SettingsList
// where x.Flavor == flavor
// select x).First();
ExtractorSettings settings = null;
foreach (var x in SettingsList)
{
if (x.Flavor == flavor)
{
settings = x;
break;
}
}
if (settings == null)
{
throw new BadStateException(String.Format("While saving a Self-Extracting Zip, Cannot find that flavor ({0})?", flavor));
}
// This is the list of referenced assemblies. Ionic.Zip is needed here.
// Also if it is the winforms (gui) extractor, we need other referenced assemblies,
// like System.Windows.Forms.dll, etc.
System.CodeDom.Compiler.CompilerParameters cp = new System.CodeDom.Compiler.CompilerParameters();
cp.ReferencedAssemblies.Add(a1.Location);
if (settings.ReferencedAssemblies != null)
{
foreach (string ra in settings.ReferencedAssemblies)
{
cp.ReferencedAssemblies.Add(ra);
}
}
cp.GenerateInMemory = false;
cp.GenerateExecutable = true;
cp.IncludeDebugInformation = false;
cp.CompilerOptions = "";
Assembly a2 = Assembly.GetExecutingAssembly();
if (nameOfIconFile == null)
{
removeIconFile = true;
nameOfIconFile = GenerateTempPathname("ico", null);
ExtractResourceToFile(a2, "Ionic.Zip.Resources.zippedFile.ico", nameOfIconFile);
cp.CompilerOptions += String.Format("/win32icon:\"{0}\"", nameOfIconFile);
}
else if (nameOfIconFile != "")
{
cp.CompilerOptions += String.Format("/win32icon:\"{0}\"", nameOfIconFile);
}
//cp.IncludeDebugInformation = true;
cp.OutputAssembly = StubExe;
if (flavor == SelfExtractorFlavor.WinFormsApplication)
{
cp.CompilerOptions += " /target:winexe";
}
if (cp.CompilerOptions == "")
{
cp.CompilerOptions = null;
}
TempDir = GenerateTempPathname("tmp", null);
if ((settings.CopyThroughResources != null) && (settings.CopyThroughResources.Count != 0))
{
System.IO.Directory.CreateDirectory(TempDir);
foreach (string re in settings.CopyThroughResources)
{
string filename = Path.Combine(TempDir, re);
ExtractResourceToFile(a2, re, filename);
// add the file into the target assembly as an embedded resource
cp.EmbeddedResources.Add(filename);
}
}
// add the Ionic.Utils.Zip DLL as an embedded resource
cp.EmbeddedResources.Add(a1.Location);
//Console.WriteLine("Resources in this assembly:");
//foreach (string rsrc in a2.GetManifestResourceNames())
//{
// Console.WriteLine(rsrc);
//}
//Console.WriteLine();
//Console.WriteLine("reading source code resources:");
// concatenate all the source code resources into a single module
var sb = new System.Text.StringBuilder();
// assembly attributes
sb.Append("[assembly: System.Reflection.AssemblyTitle(\"DotNetZip SFX Archive\")]\n");
sb.Append("[assembly: System.Reflection.AssemblyProduct(\"ZipLibrary\")]\n");
sb.Append("[assembly: System.Reflection.AssemblyCopyright(\"Copyright © Dino Chiesa 2008, 2009\")]\n");
sb.Append(String.Format("[assembly: System.Reflection.AssemblyVersion(\"{0}\")]\n\n", ZipFile.LibraryVersion.ToString()));
// Set the default extract location if it is available, and if supported.
bool haveLocation = (defaultExtractLocation != null);
if (haveLocation)
{
defaultExtractLocation = defaultExtractLocation.Replace("\"", "").Replace("\\", "\\\\");
}
foreach (string rc in settings.ResourcesToCompile)
{
//Console.WriteLine(" trying to read stream: ({0})", rc);
Stream s = a2.GetManifestResourceStream(rc);
if (s == null)
{
throw new ZipException(String.Format("missing resource '{0}'", rc));
}
using (StreamReader sr = new StreamReader(s))
{
while (sr.Peek() >= 0)
{
string line = sr.ReadLine();
if (haveLocation)
{
line = line.Replace("@@EXTRACTLOCATION", defaultExtractLocation);
}
if (postExtractCmdLine != null)
{
line = line.Replace("@@POST_UNPACK_CMD_LINE", postExtractCmdLine.Replace("\\", "\\\\"));
}
sb.Append(line).Append("\n");
}
}
sb.Append("\n\n");
}
string LiteralSource = sb.ToString();
#if DEBUGSFX
// for debugging only
string sourceModule = GenerateTempPathname("cs", null);
using (StreamWriter sw = File.CreateText(sourceModule))
{
sw.Write(LiteralSource);
}
Console.WriteLine("source: {0}", sourceModule);
#endif
System.CodeDom.Compiler.CompilerResults cr = csharp.CompileAssemblyFromSource(cp, LiteralSource);
if (cr == null)
{
throw new SfxGenerationException("Cannot compile the extraction logic!");
}
if (Verbose)
{
foreach (string output in cr.Output)
{
StatusMessageTextWriter.WriteLine(output);
}
}
if (cr.Errors.Count != 0)
{
//Console.ReadLine();
string sourcefile = GenerateTempPathname("cs", null);
using (TextWriter tw = new StreamWriter(sourcefile))
{
tw.Write(LiteralSource);
}
throw new SfxGenerationException(String.Format("Errors compiling the extraction logic! {0}", sourcefile));
}
OnSaveEvent(ZipProgressEventType.Saving_AfterCompileSelfExtractor);
// Now, copy the resulting EXE image to the _writestream.
// Because this stub exe is being saved first, the effect will be to
// concatenate the exe and the zip data together.
using (System.IO.Stream input = System.IO.File.OpenRead(StubExe))
{
byte[] buffer = new byte[4000];
int n = 1;
while (n != 0)
{
n = input.Read(buffer, 0, buffer.Length);
if (n != 0)
{
WriteStream.Write(buffer, 0, n);
}
}
}
OnSaveEvent(ZipProgressEventType.Saving_AfterSaveTempArchive);
}
finally
{
try
{
if (Directory.Exists(TempDir))
{
try { Directory.Delete(TempDir, true); }
catch { }
}
if (File.Exists(StubExe))
{
try { File.Delete(StubExe); }
catch { }
}
if (removeIconFile && File.Exists(nameOfIconFile))
{
try { File.Delete(nameOfIconFile); }
catch { }
}
}
catch { }
}
return;
}
byte[] ReadBuffer = new byte[1024 * 128 * 1]; // кеш - 0.5 Мб
void DownloadFileStreamly(Stream dataStream)
{
DownloadProgress CurrentDownloadProgress = new DownloadProgress();
Stream WriteStream = null;
Exception TempEx = null;
try
{
if (Current.DownloadPathSave != null)
{
string FilePath = Current.DownloadPathSave + "\\" + Current.Filename;
if (System.IO.File.Exists(FilePath))
{
System.IO.FileInfo xx = new System.IO.FileInfo(FilePath);
if (xx.Length > Current.FileSize)
{
xx.Delete();
Current.BytesDownloaded = 0;
}
}
else
{
Current.BytesDownloaded = 0;
}
WriteStream = new FileStream(FilePath, FileMode.OpenOrCreate);
CurrentDownloadProgress.FilePath = FilePath;
}
else
{
WriteStream = Current.OutputData;
}
if (Current.FileSize == Current.BytesDownloaded && Current.BytesDownloaded != 0 &&
Current.FileDownloaded)
{
throw new Exception("Файл уже закачан " + Current.FullURL);
}
if (Current.FileSize > 0 && Current.BytesDownloaded == 0 &&
WriteStream.Length != Current.FileSize)
{ // если известен размер файла и файл только что добавили, то создаем пустышку в размер файла
WriteStream.SetLength(Current.FileSize);
}
if (WriteStream.Length == Current.BytesDownloaded && WriteStream.Length != 0)
{
Current.BytesDownloaded = 0;
}
WriteStream.Position = Current.BytesDownloaded;
DateTime BeginTime = DateTime.Now;
TimeSpan TimeDifference;
TimeSpan RemainTime;
int BeginDownloadBytes = Current.BytesDownloaded;
int ReadData = 1;
int BufferOffset = 0;
double LastTimeDifferenceSeconds = 0;
while (DownloadFileThreadRunning)
{
if (!DownloadFileThreadPause)
{ // если не была задана пауза
ReadData = dataStream.Read(ReadBuffer, BufferOffset, ReadBuffer.Length - BufferOffset);
BufferOffset += ReadData;
TimeDifference = DateTime.Now - BeginTime;
if (((ReadBuffer.Length - BufferOffset) < 1024) || // осталось черезчур мало места в буффере
(ReadData == 0) || // закачка закончилась
(TimeDifference.TotalSeconds != LastTimeDifferenceSeconds)) // но не реже 1 раза в секунду
{
WriteStream.Write(ReadBuffer, 0, BufferOffset);
Current.BytesDownloaded += BufferOffset;
if (TimeDifference.TotalSeconds != LastTimeDifferenceSeconds)
{
CurrentDownloadProgress.DownloadSize = Math.Max(Current.BytesDownloaded, Current.FileSize);
CurrentDownloadProgress.Bytes = Current.BytesDownloaded;
CurrentDownloadProgress.Speed = (
(Current.BytesDownloaded - BeginDownloadBytes) * 1000.0f
/ (float)TimeDifference.TotalMilliseconds);
RemainTime = new TimeSpan((long)
((TimeDifference.Ticks * (Current.FileSize - Current.BytesDownloaded))
/ (float)(Current.BytesDownloaded - BeginDownloadBytes))
);
CurrentDownloadProgress.RemainTime = RemainTime.ToString();
CurrentDownloadProgress.Type = DownloadMessageType.DownloadProgressShow;
SygnalEventProgress(CurrentDownloadProgress);
if (TimeDifference.TotalSeconds >= 5)
{
BeginTime = DateTime.Now;
BeginDownloadBytes = Current.BytesDownloaded;
}
}
;
BufferOffset = 0;
LastTimeDifferenceSeconds = TimeDifference.TotalSeconds;
}
}
else
{// была задана пауза
CurrentDownloadProgress.Type = DownloadMessageType.DownloadPaused;
SygnalEventProgress(CurrentDownloadProgress);
Thread.Sleep(500);
}
if (ReadData == 0)
{ // все закачали
if (Current.FileSize == -1)
{ // не был известен размер файла
Current.FileSize = Current.BytesDownloaded;
}
break;
}
}
}
catch (Exception ex)
{
TempEx = ex;
// ErrorWork(new Exception("Размер файла " + Current.FileSize));
}
finally
{
WriteStream.Close();
// финальное состояние
CurrentDownloadProgress.DownloadSize = Math.Max(Current.BytesDownloaded, Current.FileSize);
CurrentDownloadProgress.Bytes = Current.BytesDownloaded;
CurrentDownloadProgress.Type = DownloadMessageType.DownloadProgressShow;
SygnalEventProgress(CurrentDownloadProgress);
if (DownloadFileThreadRunning && Current.FileSize == Current.BytesDownloaded)
{ // файл закончен
CurrentDownloadProgress.Type = DownloadMessageType.DownloadFinished;
SygnalEventProgress(CurrentDownloadProgress);
Current.FileDownloaded = true;
}
else
{ // была нажата кнопка стоп -поэтому - ничего не вызываем
CurrentDownloadProgress.Type = DownloadMessageType.DownloadStopped;
CurrentDownloadProgress.AdditionalInfo = "DownloadFileThreadRunning " + DownloadFileThreadRunning.ToString() +
" Current.FileSize = " + Current.FileSize.ToString() +
" Current.BytesDownloaded = " + Current.BytesDownloaded.ToString();
SygnalEventProgress(CurrentDownloadProgress);
}
DownloadFileThreadRunning = false;
}
if (TempEx != null)
{
throw TempEx;
}
}
private void _SaveSfxStub(string exeToGenerate, SelfExtractorSaveOptions options)
{
string nameOfIconFile = null;
string stubExe = null;
string unpackedResourceDir = null;
string tmpDir = null;
try
{
if (File.Exists(exeToGenerate))
{
if (Verbose)
{
StatusMessageTextWriter.WriteLine("The existing file ({0}) will be overwritten.", exeToGenerate);
}
}
if (!exeToGenerate.EndsWith(".exe"))
{
if (Verbose)
{
StatusMessageTextWriter.WriteLine("Warning: The generated self-extracting file will not have an .exe extension.");
}
}
// workitem 10553
tmpDir = TempFileFolder ?? Path.GetDirectoryName(exeToGenerate);
stubExe = GenerateTempPathname(tmpDir, "exe");
// get the Ionic.Zip assembly
Assembly a1 = typeof(ZipFile).Assembly;
using (var csharp = new Microsoft.CSharp.CSharpCodeProvider
(new Dictionary <string, string>()
{
{ "CompilerVersion", "v2.0" }
})) {
// The following is a perfect opportunity for a linq query, but
// I cannot use it. DotNetZip needs to run on .NET 2.0,
// and using LINQ would break that. Here's what it would look
// like:
//
// var settings = (from x in SettingsList
// where x.Flavor == flavor
// select x).First();
ExtractorSettings settings = null;
foreach (var x in SettingsList)
{
if (x.Flavor == options.Flavor)
{
settings = x;
break;
}
}
// sanity check; should never happen
if (settings == null)
{
throw new BadStateException(String.Format("While saving a Self-Extracting Zip, Cannot find that flavor ({0})?", options.Flavor));
}
// This is the list of referenced assemblies. Ionic.Zip is
// needed here. Also if it is the winforms (gui) extractor, we
// need other referenced assemblies, like
// System.Windows.Forms.dll, etc.
var cp = new System.CodeDom.Compiler.CompilerParameters();
cp.ReferencedAssemblies.Add(a1.Location);
if (settings.ReferencedAssemblies != null)
{
foreach (string ra in settings.ReferencedAssemblies)
{
cp.ReferencedAssemblies.Add(ra);
}
}
cp.GenerateInMemory = false;
cp.GenerateExecutable = true;
cp.IncludeDebugInformation = false;
cp.CompilerOptions = "";
Assembly a2 = Assembly.GetExecutingAssembly();
// Use this to concatenate all the source code resources into a
// single module.
var sb = new System.Text.StringBuilder();
// In case there are compiler errors later, we allocate a source
// file name now. If errors are detected, we'll spool the source
// code as well as the errors (in comments) into that filename,
// and throw an exception with the filename. Makes it easier to
// diagnose. This should be rare; most errors happen only
// during devlpmt of DotNetZip itself, but there are rare
// occasions when they occur in other cases.
string sourceFile = GenerateTempPathname(tmpDir, "cs");
// // debugging: enumerate the resources in this assembly
// Console.WriteLine("Resources in this assembly:");
// foreach (string rsrc in a2.GetManifestResourceNames())
// {
// Console.WriteLine(rsrc);
// }
// Console.WriteLine();
// all the source code is embedded in the DLL as a zip file.
using (ZipFile zip = ZipFile.Read(a2.GetManifestResourceStream("Ionic.Zip.Resources.ZippedResources.zip")))
{
// // debugging: enumerate the files in the embedded zip
// Console.WriteLine("Entries in the embbedded zip:");
// foreach (ZipEntry entry in zip)
// {
// Console.WriteLine(entry.FileName);
// }
// Console.WriteLine();
unpackedResourceDir = GenerateTempPathname(tmpDir, "tmp");
if (String.IsNullOrEmpty(options.IconFile))
{
// Use the ico file that is embedded into the Ionic.Zip
// DLL itself. To do this we must unpack the icon to
// the filesystem, in order to specify it on the cmdline
// of csc.exe. This method will remove the unpacked
// file later.
System.IO.Directory.CreateDirectory(unpackedResourceDir);
ZipEntry e = zip["zippedFile.ico"];
// Must not extract a readonly file - it will be impossible to
// delete later.
if ((e.Attributes & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)
{
e.Attributes ^= FileAttributes.ReadOnly;
}
e.Extract(unpackedResourceDir);
nameOfIconFile = Path.Combine(unpackedResourceDir, "zippedFile.ico");
cp.CompilerOptions += String.Format("/win32icon:\"{0}\"", nameOfIconFile);
}
else
{
cp.CompilerOptions += String.Format("/win32icon:\"{0}\"", options.IconFile);
}
cp.OutputAssembly = stubExe;
if (options.Flavor == SelfExtractorFlavor.WinFormsApplication)
{
cp.CompilerOptions += " /target:winexe";
}
if (!String.IsNullOrEmpty(options.AdditionalCompilerSwitches))
{
cp.CompilerOptions += " " + options.AdditionalCompilerSwitches;
}
if (String.IsNullOrEmpty(cp.CompilerOptions))
{
cp.CompilerOptions = null;
}
if ((settings.CopyThroughResources != null) && (settings.CopyThroughResources.Count != 0))
{
if (!Directory.Exists(unpackedResourceDir))
{
System.IO.Directory.CreateDirectory(unpackedResourceDir);
}
foreach (string re in settings.CopyThroughResources)
{
string filename = Path.Combine(unpackedResourceDir, re);
ExtractResourceToFile(a2, re, filename);
// add the file into the target assembly as an embedded resource
cp.EmbeddedResources.Add(filename);
}
}
// add the Ionic.Utils.Zip DLL as an embedded resource
cp.EmbeddedResources.Add(a1.Location);
// file header
sb.Append("// " + Path.GetFileName(sourceFile) + "\n")
.Append("// --------------------------------------------\n//\n")
.Append("// This SFX source file was generated by DotNetZip ")
.Append(ZipFile.LibraryVersion.ToString())
.Append("\n// at ")
.Append(System.DateTime.Now.ToString("yyyy MMMM dd HH:mm:ss"))
.Append("\n//\n// --------------------------------------------\n\n\n");
// assembly attributes
if (!String.IsNullOrEmpty(options.Description))
{
sb.Append("[assembly: System.Reflection.AssemblyTitle(\""
+ options.Description.Replace("\"", "")
+ "\")]\n");
}
else
{
sb.Append("[assembly: System.Reflection.AssemblyTitle(\"DotNetZip SFX Archive\")]\n");
}
if (!String.IsNullOrEmpty(options.ProductVersion))
{
sb.Append("[assembly: System.Reflection.AssemblyInformationalVersion(\""
+ options.ProductVersion.Replace("\"", "")
+ "\")]\n");
}
// workitem
string copyright =
(String.IsNullOrEmpty(options.Copyright))
? "Extractor: Copyright © Dino Chiesa 2008-2011"
: options.Copyright.Replace("\"", "");
if (!String.IsNullOrEmpty(options.ProductName))
{
sb.Append("[assembly: System.Reflection.AssemblyProduct(\"")
.Append(options.ProductName.Replace("\"", ""))
.Append("\")]\n");
}
else
{
sb.Append("[assembly: System.Reflection.AssemblyProduct(\"DotNetZip\")]\n");
}
sb.Append("[assembly: System.Reflection.AssemblyCopyright(\"" + copyright + "\")]\n")
.Append(String.Format("[assembly: System.Reflection.AssemblyVersion(\"{0}\")]\n", ZipFile.LibraryVersion.ToString()));
if (options.FileVersion != null)
{
sb.Append(String.Format("[assembly: System.Reflection.AssemblyFileVersion(\"{0}\")]\n",
options.FileVersion.ToString()));
}
sb.Append("\n\n\n");
// Set the default extract location if it is available
string extractLoc = options.DefaultExtractDirectory;
if (extractLoc != null)
{
// remove double-quotes and replace slash with double-slash.
// This, because the value is going to be embedded into a
// cs file as a quoted string, and it needs to be escaped.
extractLoc = extractLoc.Replace("\"", "").Replace("\\", "\\\\");
}
string postExCmdLine = options.PostExtractCommandLine;
if (postExCmdLine != null)
{
postExCmdLine = postExCmdLine.Replace("\\", "\\\\");
postExCmdLine = postExCmdLine.Replace("\"", "\\\"");
}
foreach (string rc in settings.ResourcesToCompile)
{
using (Stream s = zip[rc].OpenReader())
{
if (s == null)
{
throw new ZipException(String.Format("missing resource '{0}'", rc));
}
using (StreamReader sr = new StreamReader(s))
{
while (sr.Peek() >= 0)
{
string line = sr.ReadLine();
if (extractLoc != null)
{
line = line.Replace("@@EXTRACTLOCATION", extractLoc);
}
line = line.Replace("@@REMOVE_AFTER_EXECUTE", options.RemoveUnpackedFilesAfterExecute.ToString());
line = line.Replace("@@QUIET", options.Quiet.ToString());
if (!String.IsNullOrEmpty(options.SfxExeWindowTitle))
{
line = line.Replace("@@SFX_EXE_WINDOW_TITLE", options.SfxExeWindowTitle);
}
line = line.Replace("@@EXTRACT_EXISTING_FILE", ((int)options.ExtractExistingFile).ToString());
if (postExCmdLine != null)
{
line = line.Replace("@@POST_UNPACK_CMD_LINE", postExCmdLine);
}
sb.Append(line).Append("\n");
}
}
sb.Append("\n\n");
}
}
}
string LiteralSource = sb.ToString();
#if DEBUGSFX
// for debugging only
string sourceModule = GenerateTempPathname(tmpDir, "cs");
using (StreamWriter sw = File.CreateText(sourceModule))
{
sw.Write(LiteralSource);
}
Console.WriteLine("source: {0}", sourceModule);
#endif
var cr = csharp.CompileAssemblyFromSource(cp, LiteralSource);
if (cr == null)
{
throw new SfxGenerationException("Cannot compile the extraction logic!");
}
if (Verbose)
{
foreach (string output in cr.Output)
{
StatusMessageTextWriter.WriteLine(output);
}
}
if (cr.Errors.Count != 0)
{
using (TextWriter tw = new StreamWriter(sourceFile))
{
// first, the source we compiled
tw.Write(LiteralSource);
// now, append the compile errors
tw.Write("\n\n\n// ------------------------------------------------------------------\n");
tw.Write("// Errors during compilation: \n//\n");
string p = Path.GetFileName(sourceFile);
foreach (System.CodeDom.Compiler.CompilerError error in cr.Errors)
{
tw.Write(String.Format("// {0}({1},{2}): {3} {4}: {5}\n//\n",
p, // 0
error.Line, // 1
error.Column, // 2
error.IsWarning ? "Warning" : "error", // 3
error.ErrorNumber, // 4
error.ErrorText)); // 5
}
}
throw new SfxGenerationException(String.Format("Errors compiling the extraction logic! {0}", sourceFile));
}
OnSaveEvent(ZipProgressEventType.Saving_AfterCompileSelfExtractor);
// Now, copy the resulting EXE image to the _writestream.
// Because this stub exe is being saved first, the effect will be to
// concatenate the exe and the zip data together.
using (System.IO.Stream input = System.IO.File.OpenRead(stubExe))
{
byte[] buffer = new byte[4000];
int n = 1;
while (n != 0)
{
n = input.Read(buffer, 0, buffer.Length);
if (n != 0)
{
WriteStream.Write(buffer, 0, n);
}
}
}
}
OnSaveEvent(ZipProgressEventType.Saving_AfterSaveTempArchive);
}
finally
{
try
{
if (Directory.Exists(unpackedResourceDir))
{
try { Directory.Delete(unpackedResourceDir, true); }
catch (System.IO.IOException exc1)
{
StatusMessageTextWriter.WriteLine("Warning: Exception: {0}", exc1);
}
}
if (File.Exists(stubExe))
{
try { File.Delete(stubExe); }
catch (System.IO.IOException exc1)
{
StatusMessageTextWriter.WriteLine("Warning: Exception: {0}", exc1);
}
}
}
catch (System.IO.IOException) { }
}
return;
}
protected sealed override void Write(byte[] s)
{
WriteStream.Write(s, 0, s.Length);
}