com.antiaction.dns.transport
Class DNSUDPTransport

java.lang.Object
  |
  +--com.antiaction.dns.transport.DNSUDPTransport

All Implemented Interfaces:

DNSTransport

public class DNSUDPTransport

extends java.lang.Object

implements DNSTransport

DNS Datagram message transport (UDP).

Version:

2.00

Author:

Nicholas Clarke

Field Summary

protected int	connTimeout Timeout when transmitting messages.
protected java.util.ArrayList	listHostPort List of server to choose from.

Constructor Summary

DNSUDPTransport()
Instantiate an empty socket object.

Method Summary

void	addHost(java.lang.String host, int port) Add a host to the pool of servers to attempt connection with.
DNSConnector	getConnector() Returns a connector object used to communicate with the contained servers.
int	getTimeout() Get the connection timeout.
void	setTimeout(int timeout) Set the connection timeout.
java.lang.String	toString() Returns a string representation of the internal state, mostly for debugging purposes.

Methods inherited from class java.lang.Object

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

Field Detail

listHostPort

protected java.util.ArrayList listHostPort

List of server to choose from.

connTimeout

protected int connTimeout

Timeout when transmitting messages.

Constructor Detail

DNSUDPTransport

public DNSUDPTransport()

Instantiate an empty socket object.

Method Detail

setTimeout

public void setTimeout(int timeout)

Description copied from interface: DNSTransport

Set the connection timeout.

Specified by:

setTimeout in interface DNSTransport

getTimeout

public int getTimeout()

Description copied from interface: DNSTransport

Get the connection timeout.

Specified by:

getTimeout in interface DNSTransport

Following copied from interface: com.antiaction.dns.transport.DNSTransport

Returns:

timeout in milliseconds.

addHost

public void addHost(java.lang.String host,
                    int port)

Description copied from interface: DNSTransport

Add a host to the pool of servers to attempt connection with.

Specified by:

addHost in interface DNSTransport

Following copied from interface: com.antiaction.dns.transport.DNSTransport

Parameters:

host - destination host name.

port - destination port.

getConnector

public DNSConnector getConnector()

Description copied from interface: DNSTransport

Returns a connector object used to communicate with the contained servers.

Specified by:

getConnector in interface DNSTransport

Following copied from interface: com.antiaction.dns.transport.DNSTransport

Returns:

a connector object used to communicate with the contained servers.

toString

public java.lang.String toString()

Description copied from interface: DNSTransport

Returns a string representation of the internal state, mostly for debugging purposes.

Specified by:

toString in interface DNSTransport

Overrides:

toString in class java.lang.Object

Following copied from interface: com.antiaction.dns.transport.DNSTransport

Returns:

debug string.