public class SystemDefaultDnsResolver extends Object implements DnsResolver
Modifier and Type | Field and Description |
---|---|
static SystemDefaultDnsResolver |
INSTANCE
Default instance of
SystemDefaultDnsResolver . |
Constructor and Description |
---|
SystemDefaultDnsResolver() |
Modifier and Type | Method and Description |
---|---|
InetAddress[] |
resolve(String host)
Returns the IP address for the specified host name, or null if the given
host is not recognized or the associated IP address cannot be used to
build an InetAddress instance.
|
String |
resolveCanonicalHostname(String host)
Gets the fully qualified domain name for given host name.
|
public static final SystemDefaultDnsResolver INSTANCE
SystemDefaultDnsResolver
.public InetAddress[] resolve(String host) throws UnknownHostException
DnsResolver
resolve
in interface DnsResolver
host
- The host name to be resolved by this resolver.UnknownHostException
InetAddress
public String resolveCanonicalHostname(String host) throws UnknownHostException
DnsResolver
resolveCanonicalHostname
in interface DnsResolver
UnknownHostException
Copyright © 1999–2021 The Apache Software Foundation. All rights reserved.