* This can be a problem if using DFS in it's default configuration as that still returns referrals in short form.
 * See <a href="https://support.microsoft.com/en-us/kb/244380">KB-244380</a> for compatible server configuration.
 * See {@link jcifs.Configuration#isDfsConvertToFQDN()} for a workaround.
 *
 * @author mbechler
 */

 * This can be a problem if using DFS in it's default configuration as they still return referrals in short form.
 * See <a href="https://support.microsoft.com/en-us/kb/244380">KB-244380</a> for compatible server configuration.
 * See {@link jcifs.Configuration#isDfsConvertToFQDN()} for a workaround.
 */
public class Kerb5Authenticator extends NtlmPasswordAuthenticator {

                } else {
                    out.print("\"><b>");
                    out.print(name);
                    out.print("</b></a><div align='right'>");
                    out.print(f.length() / 1024 + " KB </div><div>");
                    i = name.lastIndexOf('.') + 1;
                    if (i > 1 && name.length() - i < 6) {
                        out.print(name.substring(i).toUpperCase() + "</div class='ext'>");

                } else {
                    out.print("\"><b>");
                    out.print(name);
                    out.print("</b></a><div align='right'>");
                    out.print(f.length() / 1024 + " KB </div><div>");
                    i = name.lastIndexOf('.') + 1;
                    if (i > 1 && name.length() - i < 6) {
                        out.print(name.substring(i).toUpperCase() + "</div class='ext'>");

		}
		if stringsHasPrefixFold(key, ReservedMetadataPrefix) {
			return true
		}
	}
	return false
}

// isHTTPHeaderSizeTooLarge returns true if the provided
// header is larger than 8 KB or the user-defined metadata
// is larger than 2 KB.
func isHTTPHeaderSizeTooLarge(header http.Header) bool {
	var size, usersize int
	for key := range header {
		length := len(key) + len(header.Get(key))
		size += length

```
mc cp ~/images.jpg myminio/images
.../images.jpg:  8.31 KB / 8.31 KB ┃▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓┃ 100.00% 59.42 KB/s 0s
```

Wait a few moments, then check the bucket’s contents with mc ls — you will see a thumbnail appear.

```
mc ls myminio/images-thumbnail

Jiang,Zhoulong, Jiawei Zhang, Jie, Joe Yearsley, Johannes Schmitz, Jon Perl, Jon
Triebenbach, Jonathan, Jonathan Hseu, Jongmin Park, Justin Shenk, ******@****.***,
Kate Hodesdon, Kb Sriram, Keishi Hattori, Kenneth Blomqvist, Koan-Sin Tan, Li
Liangbin, Li, Yiqiang, Loo Rong Jie, Madiyar, Mahmoud Abuzaina, Mark Ryan, Matt
Dodge, mbhuiyan, melvinljy96, Miguel Mota, Nafis Sadat, Nathan Luehr, naurril,