votorola.g.net

Class Net

java.lang.Object

Net

@ThreadSafe
public final class Net
extends Object

Networking utilities.

Method Summary

Methods

Modifier and Type	Method and Description
static String	ccTLD(String cc) Converts a country code from ISO 3166-1 alpha-2 to top-level domain (ccTLD).
static MatchResult	matchIPAddress(String s) Matches the specified string against the pattern of a dotted decimal IPV4 address such as "127.0.0.1".
static String	widestCookieDomain(String host) Returns the widest possible cookie domain (e.g. ".mydomain.dom") for the host, or null if no domain can be determined from the host specification.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

ccTLD

public static final String ccTLD(String cc)

Converts a country code from ISO 3166-1 alpha-2 to top-level domain (ccTLD).

Parameters:

cc - the ISO 3166-1 alpha-2 country code in upper case.

Returns:

the country code top-level domain (ccTLD) in lower case.

See Also:

ccTLD, ISO 3166-1 alpha-2

matchIPAddress

public static MatchResult matchIPAddress(String s)

Matches the specified string against the pattern of a dotted decimal IPV4 address such as "127.0.0.1". Sets goups 1 through 4 to the numeric components.

Returns:

the match, or null if there is none.

widestCookieDomain

public static String widestCookieDomain(String host)

Returns the widest possible cookie domain (e.g. ".mydomain.dom") for the host, or null if no domain can be determined from the host specification.

Parameters:

host - the host specification. This is normally the fully qualified domain name of the page host, as for example "hostname.mydomain.dom" or "mydomain.dom". It can also be an Internet address ("206.248.142.181") or "localhost". The value can also be null, in which case the result is null.