public static string Compress(string data)
{
MemoryStream ms = new MemoryStream();
GZipOutputStream zs = new GZipOutputStream(ms);
byte[] buf = StrUtil.ToByteArray(data);
zs.Write(buf, 0, buf.Length);
zs.Flush();
return(Encode(ms.ToArray()));
}
public static string TestZip(string data)
{
FileStream fs = new FileStream("D:\\test.zip", FileMode.Create);
GZipOutputStream zos = new GZipOutputStream(fs);
byte[] buf = StrUtil.ToByteArray(data);
zos.Write(buf, 0, buf.Length);
zos.Flush();
fs.Flush();
//FileStream fs2 = new FileStream("D:\\test2.zip", FileMode.Create);
//StreamUtils.Copy(fs,fs2,new byte[1024]);
//fs2.Flush();
//fs2.Close();
MemoryStream s1 = new MemoryStream();
//StreamUtils.Copy(fs, s1, new byte[1024]);
fs.CopyTo(s1);
s1.Seek(0, SeekOrigin.Begin);
zos.Close();
fs.Close();
//fs = new FileStream("D:\\test.zip", FileMode.Open);
//MemoryStream s1 = new MemoryStream();
//StreamUtils.Copy(fs,s1,new byte[1024]);
//s1.Seek(0, SeekOrigin.Begin);
GZipInputStream zis = new GZipInputStream(s1);
MemoryStream rs = new MemoryStream();
buf = new byte[1024];
int size = 0;
while ((size = zis.Read(buf, 0, buf.Length)) > 0)
{
rs.Write(buf, 0, size);
}
zis.Close();
fs.Close();
return(StrUtil.FromByteArray(rs.ToArray()));
}
public static string Encode(string data)
{
return(data != null?Convert.ToBase64String(StrUtil.ToByteArray(data)) : "");
}