///
/// 檔案流壓縮解壓
///
public class ziphelper
///
/// deflate方式壓縮
///
//////壓縮品質級別(0~9)
///
public static stream deflate(stream stream, int level)
///
/// deflate方式壓縮
///
//////壓縮品質級別(0~9)
///
public static byte deflate(byte input, int level)
else
}catch (exception innerexception)
return result;
}#endregion
#region inflate解壓
///
/// inflate解壓
///
//////
public static byte inflate(byte input)
else
byte buffer = memorystream.getbuffer();
memorystream.close();
result = buffer;}}
}catch (exception innerexception)
return result;
}///
/// inflate解壓
///
//////
public static stream inflate(stream zipstream)
#endregion
#endregion
#region gzip壓縮
///
/// gzip壓縮
///
//////
public static void gzipcompress(stream srcstream, stream output)
///
/// gzip壓縮
///
//////壓縮品質級別(0~9)
///public static void gzipcompress(stream srcstream, int compresslevel, stream output)
不在有效的範圍(1-9)內, compresslevel));
}srcstream.position = 0l;
gzipoutputstream gzipoutputstream = new gzipoutputstream(output);
gzipoutputstream.setlevel(compresslevel);
try}
catch (exception ex)
srcstream.close();
gzipoutputstream.finish();
}///
/// gzip解壓
///
//////
public static void gzipdecompress(stream zipstream, stream outputstream)
}catch (exception ex)
zipstream.close();
gzipinputstream.close();
}#endregion
#region bzip2壓縮
///
/// bzip2壓縮
///
//////
///public static void bzip2compress(stream instream, stream outstream, int blocksize)
///
/// bzip2解壓
///
//////
public static void bzip2decompress(stream instream, stream outstream)
#endregion
private static byte streamtobytes(stream stream)
private static stream bytestostream(byte bytes)
private static void streamtofile(stream stream, string filename)
private static stream filetostream(string filename)
}
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