本文整理汇总了C#中System.IO.Compression.GZipStream.Close方法的典型用法代码示例。如果您正苦于以下问题：C# GZipStream.Close方法的具体用法？C# GZipStream.Close怎么用？C# GZipStream.Close使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.IO.Compression.GZipStream的用法示例。
在下文中一共展示了GZipStream.Close方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: backgroundWorker1DoWork
void backgroundWorker1DoWork(object sender, DoWorkEventArgs e)
{
try
{
var movimentoBancarioService = ResolveComponent<IMovimentoBancarioService>();
var infile = new FileStream(_fileName, FileMode.Open, FileAccess.Read, FileShare.Read);
var buffer = new byte[infile.Length];
infile.Read(buffer, 0, buffer.Length);
var ms = new MemoryStream();
var compressedzipStream = new GZipStream(ms, CompressionMode.Compress, true);
compressedzipStream.Write(buffer, 0, buffer.Length);
compressedzipStream.Close();
_id = movimentoBancarioService.Importazione(ms.ToArray(), infile.Length);
compressedzipStream.Close();
compressedzipStream.Dispose();
}
catch (FileNotFoundException ex)
{
_log.ErrorFormat("Errore nell'importazione di un file CBI - FILE NON TROVATO - {0} - azienda:{1}", ex, Utility.GetMethodDescription(), Security.Login.Instance.CurrentLogin().Azienda);
e.Result = string.Format("Il file '{0}' non è stato trovato", _fileName);
}
catch (Exception ex)
{
_log.ErrorFormat("Errore nell'importazione di un file CBI - {0} - azienda:{1}", ex, Utility.GetMethodDescription(), Security.Login.Instance.CurrentLogin().Azienda);
throw;
}
}示例2: CompressDataPackage
/// <summary>
/// Compresses an Epi Info 7 data package.
/// </summary>
/// <param name="fi">The file info for the raw data file that will be compressed.</param>
public static void CompressDataPackage(FileInfo fi)
{
using (FileStream inFile = fi.OpenRead())
{
// Prevent compressing hidden and already compressed files.
if ((File.GetAttributes(fi.FullName) & FileAttributes.Hidden)
!= FileAttributes.Hidden & fi.Extension != ".gz")
{
using (FileStream outFile = File.Create(fi.FullName + ".gz"))
{
using (GZipStream Compress = new GZipStream(outFile,
CompressionMode.Compress))
{
// Copy the source file into the compression stream.
byte[] buffer = new byte[4096];
int numRead;
while ((numRead = inFile.Read(buffer, 0, buffer.Length)) != 0)
{
Compress.Write(buffer, 0, numRead);
}
Compress.Close();
Compress.Dispose();
}
}
}
}
}示例3: GZCompress
public static byte[] GZCompress(byte[] source)
{
byte[] buffer;
if ((source == null) || (source.Length == 0))
{
throw new ArgumentNullException("source");
}
try
{
using (MemoryStream stream = new MemoryStream())
{
using (GZipStream stream2 = new GZipStream(stream, CompressionMode.Compress, true))
{
Console.WriteLine("Compression");
stream2.Write(source, 0, source.Length);
stream2.Flush();
stream2.Close();
Console.WriteLine("Original size: {0}, Compressed size: {1}", source.Length, stream.Length);
stream.Position = 0L;
buffer = stream.ToArray();
}
}
}
catch (Exception exception)
{
LoggingService.Error("GZip压缩时出错：", exception);
buffer = source;
}
return buffer;
}示例4: Main
static void Main(string[] args)
{
GZipStream gzOut = new GZipStream(File.Create(@"C:\Writing1mb.zip"), CompressionMode.Compress);
DeflateStream dfOut = new DeflateStream(File.Create(@"C:\Writing1mb2.zip"), CompressionMode.Compress);
TextWriter tw = new StreamWriter(gzOut);
TextWriter tw2 = new StreamWriter(dfOut);
try
{
for(int i = 0; i < 1000000; i++)
{
tw.WriteLine("Writing until more than 1mb to ZIP it!");
tw2.WriteLine("Writing until more than 1mb to ZIP it!");
}
}
catch(Exception)
{
throw;
}
finally
{
tw.Close();
gzOut.Close();
tw2.Close();
dfOut.Close();
}
}示例5: Inflate
public static byte[] Inflate(byte[] bytes)
{
MemoryStream ms = new MemoryStream(bytes);
MemoryStream output = new MemoryStream();
GZipStream gzip = new GZipStream(ms, CompressionMode.Decompress);
byte[] buffer = new byte[BUFFER_SIZE];
try
{
while (gzip.CanRead)
{
int bytesRead = gzip.Read(buffer, 0, buffer.Length);
if (bytesRead <= 0)
break;
output.Write(buffer, 0, bytesRead);
}
}
catch (Exception)
{
}
finally
{
gzip.Close();
ms = null;
}
return output.ToArray();
}示例6: Decompress
/// <summary>
/// decompress gzip data
/// </summary>
/// <param name="data">compressed data</param>
/// <returns></returns>
public async static Task<byte[]> Decompress(byte[] data)
{
MemoryStream ms = null;
GZipStream compressedzipStream = null;
MemoryStream outBuffer = new MemoryStream();
try
{
ms = new MemoryStream(data);
compressedzipStream = new GZipStream(ms, CompressionMode.Decompress);
byte[] block = new byte[1024 * 16];
while (true)
{
int bytesRead = await compressedzipStream.ReadAsync(block, 0, block.Length);
if (bytesRead <= 0)
{
break;
}
else
{
outBuffer.Write(block, 0, bytesRead);
}
}
}
finally
{
if (null != compressedzipStream) compressedzipStream.Close();
if (null != ms) ms.Close();
}
return outBuffer.ToArray();
}示例7: CompressHandHistory
public string CompressHandHistory(string fullHandText)
{
if (fullHandText == null) return null;
//Transform string into byte[]
byte[] byteArray = new byte[fullHandText.Length];
int indexBA = 0;
foreach (char item in fullHandText.ToCharArray())
{
byteArray[indexBA++] = (byte)item;
}
//Prepare for compress
System.IO.MemoryStream ms = new System.IO.MemoryStream();
System.IO.Compression.GZipStream sw = new System.IO.Compression.GZipStream(ms,
System.IO.Compression.CompressionMode.Compress);
//Compress
sw.Write(byteArray, 0, byteArray.Length);
//Close, DO NOT FLUSH cause bytes will go missing...
sw.Close();
//Transform byte[] zip data to string
byteArray = ms.ToArray();
System.Text.StringBuilder sB = new System.Text.StringBuilder(byteArray.Length);
foreach (byte item in byteArray)
{
sB.Append((char)item);
}
ms.Close();
sw.Dispose();
ms.Dispose();
return sB.ToString();
}示例8: Decompress
public byte[] Decompress(byte[] input)
{
if (input == null)
{
throw new ArgumentNullException("input");
}
var output = new List<byte>();
using (var ms = new MemoryStream(input))
{
var gs = new GZipStream(ms, CompressionMode.Decompress);
var readByte = gs.ReadByte();
while (readByte != -1)
{
output.Add((byte)readByte);
readByte = gs.ReadByte();
}
gs.Close();
ms.Close();
}
return output.ToArray();
}示例9: UnzipObject
public static object UnzipObject(IZEntity z)
{
object result = null;
using (MemoryStream zipStream = new MemoryStream(z.Data))
{
zipStream.Position = 0;
using (GZipStream gZipStream = new GZipStream(zipStream, CompressionMode.Decompress))
{
byte[] buffer = new byte[z.Size];
gZipStream.Read(buffer, 0, z.Size);
using (MemoryStream ms = new MemoryStream(buffer))
{
BinaryFormatter bf = new BinaryFormatter();
ms.Position = 0;
result = bf.Deserialize(ms);
}
if (result.GetType() != z.Type)
{
throw new InvalidCastException("Decompressed stream does not correspond to source type");
}
gZipStream.Close();
}
zipStream.Close();
}
return result;
}示例10: Decompress
public static byte[] Decompress(byte[] data)
{
try
{
MemoryStream input = new MemoryStream();
input.Write(data, 0, data.Length);
input.Position = 0;
GZipStream gzip = new GZipStream(input, CompressionMode.Decompress, true);
MemoryStream output = new MemoryStream();
byte[] buff = new byte[64];
int read = -1;
read = gzip.Read(buff, 0, buff.Length);
while (read > 0)
{
output.Write(buff, 0, read);
read = gzip.Read(buff, 0, buff.Length);
}
gzip.Close();
return output.ToArray();
}
catch (Exception ex)
{
VMuktiAPI.VMuktiHelper.ExceptionHandler(ex, "Decompress", "Compressor.cs");
return null;
}
}示例11: Deserialize
/// <summary>
/// 反序列化 解压缩
/// </summary>
/// <param name="bytes"></param>
/// <returns></returns>
public static object Deserialize(byte[] bytes)
{
MemoryStream msNew = new MemoryStream(bytes);
msNew.Position = 0;
GZipStream gzipStream = new GZipStream(msNew, CompressionMode.Decompress);//创建解压对象
byte[] buffer = new byte[4096];//定义数据缓冲
int offset = 0;//定义读取位置
MemoryStream ms = new MemoryStream();//定义内存流
while ((offset = gzipStream.Read(buffer, 0, buffer.Length)) != 0)
{
ms.Write(buffer, 0, offset);//解压后的数据写入内存流
}
BinaryFormatter sfFormatter = new BinaryFormatter();//定义BinaryFormatter以反序列化object对象
ms.Position = 0;//设置内存流的位置
object obj;
try
{
obj = (object)sfFormatter.Deserialize(ms);//反序列化
}
catch
{
throw;
}
finally
{
ms.Close();//关闭内存流
ms.Dispose();//释放资源
}
gzipStream.Close();//关闭解压缩流
gzipStream.Dispose();//释放资源
msNew.Close();
msNew.Dispose();
return obj;
}示例12: Compress
/// <summary>
/// 对byte数组进行压缩
/// </summary>
/// <param name="data">待压缩的byte数组</param>
/// <returns>压缩后的byte数组</returns>
public static byte[] Compress(byte[] data)
{
try
{
byte[] buffer = null;
using (MemoryStream ms = new MemoryStream())
{
using (GZipStream zip = new GZipStream(ms, CompressionMode.Compress, true))
{
zip.Write(data, 0, data.Length);
zip.Close();
}
buffer = new byte[ms.Length];
ms.Position = 0;
ms.Read(buffer, 0, buffer.Length);
ms.Close();
}
return buffer;
}
catch (Exception e)
{
throw new Exception(e.Message);
}
}示例13: CompressResponse
private Response CompressResponse(Request request, Response response)
{
if (!response.ContentType.Contains("image")
&& request.Headers.AcceptEncoding.Any(x => x.Contains("gzip"))
&& (!response.Headers.ContainsKey("Content-Encoding") || response.Headers["Content-Encoding"] != "gzip"))
{
var data = new MemoryStream();
response.Contents.Invoke(data);
data.Position = 0;
if (data.Length < 1024)
{
response.Contents = stream =>
{
data.CopyTo(stream);
stream.Flush();
};
}
else
{
response.Headers["Content-Encoding"] = "gzip";
response.Contents = s =>
{
var gzip = new GZipStream(s, CompressionMode.Compress, true);
data.CopyTo(gzip);
gzip.Close();
};
}
}
return response;
}示例14: WriteGzip
public static void WriteGzip(XmlDocument theDoc, Stream theStream)
{
var ms = new MemoryStream();
var xmlSettings = new XmlWriterSettings
{
Encoding = Encoding.UTF8,
ConformanceLevel = ConformanceLevel.Document,
Indent = false,
NewLineOnAttributes = false,
CheckCharacters = true,
IndentChars = string.Empty
};
XmlWriter tw = XmlWriter.Create(ms, xmlSettings);
theDoc.WriteTo(tw);
tw.Flush();
tw.Close();
byte[] buffer = ms.GetBuffer();
var compressedzipStream = new GZipStream(theStream, CompressionMode.Compress, true);
compressedzipStream.Write(buffer, 0, buffer.Length);
// Close the stream.
compressedzipStream.Flush();
compressedzipStream.Close();
// Force a flush
theStream.Flush();
}示例15: FileCompress
public void FileCompress(string sourceFile, string destinationFile)
{
// ----- Decompress a previously compressed string.
// First, create the input file stream.
FileStream sourceStream = new FileStream(sourceFile, FileMode.Open, FileAccess.Read);
// ----- Create the output file stream.
FileStream destinationStream = new FileStream(destinationFile, FileMode.Create, FileAccess.Write);
// ----- Bytes will be processed by a compression
// stream.
GZipStream compressedStream = new GZipStream(destinationStream, CompressionMode.Compress, true);
// ----- Process bytes from one file into the other.
const int BlockSize = 4096;
byte[] buffer = new byte[BlockSize + 1];
int bytesRead = default(int);
do
{
bytesRead = sourceStream.Read(buffer, 0, BlockSize);
if (bytesRead == 0)
{
break;
}
compressedStream.Write(buffer, 0, bytesRead);
} while (true);
// ----- Close all the streams.
sourceStream.Close();
compressedStream.Close();
destinationStream.Close();
}