Java Reference
In-Depth Information
String krb5user; // Assume Kerberos 5.
char[] krb5pass;
// get krb5user and krb5pass in your own way
...
return (new PasswordAuthentication(krb5user, kr-
b5pass));
}
else
{
...
}
}
}
Note
FormoreinformationonJava'ssupportforSPNEGOandtheotherauthentica-
tionschemes,checkouttheJDK7documentation's“HttpAuthentication”pageat
ht-
Cookie Management
Serverapplicationscommonlyuse
HTTP cookies
(stateobjects)—
cookies
forshort—to
persistsmallamountsofinformationonclients.Forexample,theidentifiersofcurrently
selecteditemsinashoppingcartcanbestoredascookies.It'spreferabletostorecookies
ontheclient,ratherthanontheserver,becauseofthepotentialformillionsofcookies
(depending on a website's popularity). In that case, not only would a server require a
massiveamountofstoragejustforcookies,butalsosearchingforandmaintainingcook-
ies would be time consuming.
Note
Check out Wikipedia's “HTTP cookie” entry (
ht-
tp://en.wikipedia.org/wiki/HTTP_cookie
)
for a quick refresher on
cookies.
AserverapplicationsendsacookietoaclientaspartofanHTTPresponse.Aclient
(e.g., a web browser) sends a cookie to the server as part of an HTTP request. Before
Java5,applicationsworkedwiththe
URLConnection
class(andits
HttpURLCon-
nection
subclass) to get an HTTP response's cookies and to set an HTTP request's
cookies.The
String getHeaderFieldKey(int n)
and
String getHead-
