ts.mail
Class AbstractMailServer

java.lang.Object
  |
  +--ts.mail.AbstractMailServer

Direct Known Subclasses:

Pop3Agent, SmtpAgent

public abstract class AbstractMailServer

extends java.lang.Object

This class is an immutable abstract mail server. It could represent a MTA (Mail Transport Agent) or a server for retrieving mail (e.g. POP3 server). The class is an abstract frontend to a Mail server and implements general properties for such a server.

Version:

$Id: AbstractMailServer.java,v 1.8 2000/03/24 17:18:24 hauk Exp $

Author:

Jan-Henrik Haukeland <hauk@tildeslash.com>

Field Summary

protected java.net.InetAddress	myMailServer Mail server host Internet address
protected int	myMailServerPortNumber Mail server port number
static int	SO_TIMEOUT

Constructor Summary

AbstractMailServer(java.lang.String aHost, int aPort)
Initializes the object with values for the mail server

Method Summary

protected void	closeConnection() Close the connection to the mail server
protected java.io.InputStream	getInputStream() Returns an inputstream from the connected socket
java.lang.String	getMailServer()
java.lang.String	getMailServerName()
int	getMailServerPortNumber()
protected java.io.OutputStream	getOutputStream() Returns an outputstream to the mail server for writing
protected java.net.Socket	openConnection() Connects to the server and return a connected socket

Methods inherited from class java.lang.Object

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

Field Detail

SO_TIMEOUT

public static final int SO_TIMEOUT

myMailServer

protected java.net.InetAddress myMailServer

Mail server host Internet address

myMailServerPortNumber

protected int myMailServerPortNumber

Mail server port number

Constructor Detail

AbstractMailServer

public AbstractMailServer(java.lang.String aHost,
                          int aPort)
                   throws java.net.UnknownHostException

Initializes the object with values for the mail server

Parameters:

aHost - - The mail server host. The value can either be a machine name, such as "mail.online.no", or a string representing its IP address, such as "193.212.1.34".

aPort - - The server portnumber

Throws:

java.net.UnknownHostException - Is thrown if no IP address for the host could be found

Method Detail

getMailServer

public java.lang.String getMailServer()

Returns:

Returns the mail servers IP address as "%d.%d.%d.%d"

getMailServerName

public java.lang.String getMailServerName()

Returns:

Returns the mail servers hostname

getMailServerPortNumber

public int getMailServerPortNumber()

Returns:

Returns the mail server's port number

openConnection

protected java.net.Socket openConnection()
                                  throws java.io.IOException

Connects to the server and return a connected socket

Returns:

a connected socket

closeConnection

protected void closeConnection()
                        throws java.io.IOException

Close the connection to the mail server

getInputStream

protected java.io.InputStream getInputStream()
                                      throws java.io.IOException

Returns an inputstream from the connected socket

Returns:

an inputstream from the mail server

Throws:

java.io.IOException - if not connected

getOutputStream

protected java.io.OutputStream getOutputStream()
                                        throws java.io.IOException

Returns an outputstream to the mail server for writing

Returns:

an outputstream to the mail server

Throws:

java.io.IOException - if not connected