Class BabylonServer

java.lang.Object
  java.lang.Thread
      BabylonServer

All Implemented Interfaces:

java.lang.Runnable

public class BabylonServer
extends java.lang.Thread

The main thread of the chat server. This class contains the server's behavioural parameters, provides access to the password file, logs, etc., and listens for connections from clients.

Author:

Andy McLaughlin

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

protected BabylonServerConnection	adminConnection
protected boolean	allowNewUsers
protected java.net.URL	baseURL
protected java.util.Vector	chatRooms
protected java.util.Vector	connections
protected int	currentConnections
protected boolean	graphics
protected boolean	logChats
protected static java.lang.String	logFileName
protected BabylonChatRoom	mainRoom
protected static java.lang.String	messageFileName
protected java.util.Vector	messages
protected BabylonPasswordEncryptor	passwordEncryptor
protected static java.lang.String	passwordFileName
protected int	peakConnections
protected int	port
protected boolean	requirePasswords
protected BabylonStringManager	strings
protected int	totalConnections
protected static java.lang.String	welcomeFileName
protected BabylonServerWindow	window

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

BabylonServer(java.lang.String[] args)

Method Summary

protected boolean	checkPassword(java.lang.String fileName, java.lang.String userName, java.lang.String password) Return true if the supplied user name/password combo match.
protected void	createNewUser(java.lang.String userName, java.lang.String encryptedPassword)
protected void	disconnect(BabylonServerConnection who, boolean notify)
protected void	disconnectAll(boolean notify)
protected BabylonChatRoom	findChatRoom(java.lang.String roomName) This will return the chat room object with the corresponding name.
protected int	getUserId()
protected boolean	isUserAllowed(BabylonChatRoom room, BabylonServerConnection connection, java.lang.String password) Return true if a user is allowed to enter a chat room.
static void	main(java.lang.String[] args)
protected void	readMessages()
void	run()
protected void	saveMessages()
protected void	serverOutput(java.lang.String message)
protected void	shutdown()

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

passwordFileName

protected static final java.lang.String passwordFileName

See Also:

Constant Field Values

logFileName

protected static final java.lang.String logFileName

See Also:

Constant Field Values

messageFileName

protected static final java.lang.String messageFileName

See Also:

Constant Field Values

welcomeFileName

protected static final java.lang.String welcomeFileName

See Also:

Constant Field Values

baseURL

protected java.net.URL baseURL

strings

protected BabylonStringManager strings

graphics

protected boolean graphics

window

protected BabylonServerWindow window

port

protected int port

connections

protected java.util.Vector connections

messages

protected java.util.Vector messages

chatRooms

protected java.util.Vector chatRooms

passwordEncryptor

protected BabylonPasswordEncryptor passwordEncryptor

requirePasswords

protected boolean requirePasswords

mainRoom

protected BabylonChatRoom mainRoom

logChats

protected boolean logChats

currentConnections

protected int currentConnections

totalConnections

protected int totalConnections

allowNewUsers

protected boolean allowNewUsers

peakConnections

protected int peakConnections

adminConnection

protected BabylonServerConnection adminConnection

Constructor Detail

BabylonServer

public BabylonServer(java.lang.String[] args)

Method Detail

checkPassword

protected boolean checkPassword(java.lang.String fileName,
                                java.lang.String userName,
                                java.lang.String password)
                         throws java.lang.Exception

Return true if the supplied user name/password combo match.

Throws:

java.lang.Exception

findChatRoom

protected BabylonChatRoom findChatRoom(java.lang.String roomName)

This will return the chat room object with the corresponding name.

isUserAllowed

protected boolean isUserAllowed(BabylonChatRoom room,
                                BabylonServerConnection connection,
                                java.lang.String password)

Return true if a user is allowed to enter a chat room. False otherwise.

disconnect

protected void disconnect(BabylonServerConnection who,
                          boolean notify)

disconnectAll

protected void disconnectAll(boolean notify)

run

public void run()

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread

getUserId

protected int getUserId()

createNewUser

protected void createNewUser(java.lang.String userName,
                             java.lang.String encryptedPassword)
                      throws java.lang.Exception

Throws:

java.lang.Exception

serverOutput

protected void serverOutput(java.lang.String message)

readMessages

protected void readMessages()

saveMessages

protected void saveMessages()

shutdown

protected void shutdown()

main

public static void main(java.lang.String[] args)