public class DNSUtil extends java.lang.Object
Constructor and Description |
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DNSUtil() |
Modifier and Type | Method and Description |
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static SmackDaneProvider |
getDaneProvider()
Returns the currently active DANE provider used when DANE is enabled.
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static DNSResolver |
getDNSResolver()
Returns the current DNS resolved used to perform DNS lookups.
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static java.util.List<HostAddress> |
resolveXMPPServerDomain(java.lang.String domain,
java.util.List<HostAddress> failedAddresses,
ConnectionConfiguration.DnssecMode dnssecMode)
Returns a list of HostAddresses under which the specified XMPP server can be reached at for server-to-server
communication.
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static java.util.List<HostAddress> |
resolveXMPPServiceDomain(java.lang.String domain,
java.util.List<HostAddress> failedAddresses,
ConnectionConfiguration.DnssecMode dnssecMode)
Returns a list of HostAddresses under which the specified XMPP server can be reached at for client-to-server
communication.
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static void |
setDaneProvider(SmackDaneProvider daneProvider)
Set the DANE provider that should be used when DANE is enabled.
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static void |
setDNSResolver(DNSResolver resolver)
Set the DNS resolver that should be used to perform DNS lookups.
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static void |
setIdnaTransformer(StringTransformer idnaTransformer)
Set the IDNA (Internationalizing Domain Names in Applications, RFC 3490) transformer.
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public DNSUtil()
public static void setDNSResolver(DNSResolver resolver)
resolver
- public static DNSResolver getDNSResolver()
public static void setDaneProvider(SmackDaneProvider daneProvider)
daneProvider
- public static SmackDaneProvider getDaneProvider()
public static void setIdnaTransformer(StringTransformer idnaTransformer)
You usually want to wrap 'java.net.IDN.toASCII()' into a StringTransformer here.
idnaTransformer
- public static java.util.List<HostAddress> resolveXMPPServiceDomain(java.lang.String domain, java.util.List<HostAddress> failedAddresses, ConnectionConfiguration.DnssecMode dnssecMode)
As an example, a lookup for "example.com" may return "im.example.com:5269".
domain
- the domain.failedAddresses
- on optional list that will be populated with host addresses that failed to resolve.dnssecMode
- DNSSec mode.public static java.util.List<HostAddress> resolveXMPPServerDomain(java.lang.String domain, java.util.List<HostAddress> failedAddresses, ConnectionConfiguration.DnssecMode dnssecMode)
As an example, a lookup for "example.com" may return "im.example.com:5269".
domain
- the domain.failedAddresses
- on optional list that will be populated with host addresses that failed to resolve.dnssecMode
- DNSSec mode.