public static void UnzipFile(string filePathToUnzip, string unzipedFilePath)
{
CheckPath(filePathToUnzip, unzipedFilePath);
using (ZipInputStream s = new ZipInputStream(File.OpenRead(filePathToUnzip)))
{
ZipEntry entry = s.GetNextEntry();
UtilsFunc.Assert(entry != null, "entry is null");
using (FileStream outputStream = File.Create(unzipedFilePath))
{
int size = 0;
byte[] data = new byte[2048];
while (true)
{
size = s.Read(data, 0, data.Length);
if (size > 0)
{
outputStream.Write(data, 0, size);
}
else
{
break;
}
}
}
// No Dir supported in this function.
UtilsFunc.Assert(null == s.GetNextEntry());
}
}
private static void CheckPath(string inputFilePath, string outputFilePath)
{
UtilsFunc.Assert(!String.IsNullOrEmpty(inputFilePath));
UtilsFunc.Assert(!String.IsNullOrEmpty(outputFilePath));
UtilsFunc.Assert(File.Exists(inputFilePath));
UtilsFunc.Assert(!File.Exists(outputFilePath));
UtilsFunc.Assert(Directory.Exists(Path.GetDirectoryName(outputFilePath)));
}
public static byte[] ZipBytes(byte[] input, int compressLevel)
{
UtilsFunc.Assert(input != null);
Deflater compressor = new Deflater();
compressor.SetLevel(compressLevel);
compressor.SetInput(input);
compressor.Finish();
byte[] ret = null;
using (MemoryStream bos = new MemoryStream(input.Length))
{
byte[] buf = new byte[1024];
while (!compressor.IsFinished)
{
int count = compressor.Deflate(buf);
bos.Write(buf, 0, count);
}
ret = bos.ToArray();
}
return(ret);
}