org.apache.james.dnsserver
Class DNSServer

java.lang.Object
  |
  +--org.apache.avalon.framework.logger.AbstractLogEnabled
        |
        +--org.apache.james.dnsserver.DNSServer

All Implemented Interfaces:

Configurable, DNSServer, Initializable, LogEnabled

public class DNSServer

extends AbstractLogEnabled

implements Configurable, Initializable, DNSServer

Provides DNS client functionality to components running inside James

Version:

1.0.0, 18/06/2000

Author:

Serge Knystautas

Field Summary

Fields inherited from interface org.apache.james.services.DNSServer

ROLE

Constructor Summary

DNSServer()

Method Summary

void	configure(Configuration configuration)
Collection	findMXRecords(String hostname) Return a prioritized list of MX records obtained from the server.
void	initialize()
org.xbill.DNS.Record[]	lookup(String name, short type) Looks up DNS records of the specified type for the specified name.

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Constructor Detail

DNSServer

public DNSServer()

Method Detail

configure

public void configure(Configuration configuration)
               throws ConfigurationException

Specified by:

configure in interface Configurable

ConfigurationException

See Also:

Configurable.configure(Configuration)

initialize

public void initialize()
                throws Exception

Specified by:

initialize in interface Initializable

Exception

See Also:

Initializable.initialize()

findMXRecords

public Collection findMXRecords(String hostname)

Return a prioritized list of MX records obtained from the server.

TODO: This should actually return a List, not a Collection.

Specified by:

findMXRecords in interface DNSServer

Parameters:

hostname - the hostname to check

Returns:

a list of MX records corresponding to this mail domain name

lookup

public org.xbill.DNS.Record[] lookup(String name,
                                     short type)

Looks up DNS records of the specified type for the specified name. This method is a public wrapper for the private implementation method

Parameters:

name - the name of the host to be looked up

type - the type of record desired