Package com.planet_ink.coffee_mud.application

Class MUD

java.lang.Object

java.lang.Thread

com.planet_ink.coffee_mud.application.MUD

All Implemented Interfaces:

MudHost, java.lang.Runnable

public class MUD
extends java.lang.Thread
implements MudHost

Nested Class Summary

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

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

Field Summary

Fields inherited from interface com.planet_ink.coffee_mud.core.interfaces.MudHost

MAIN_HOST, TIME_SAVETHREAD_SLEEP, TIME_UTILTHREAD_SLEEP

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

Constructors

Constructor	Description
MUD(java.lang.String name)

Method Summary

Modifier and Type	Method	Description
void	acceptConnection(java.net.Socket sock)	Handles a connection from a user, and internal states
static int	activeThreadCount(java.lang.ThreadGroup tGroup, boolean nonDaemonsOnly)
static void	defaultShutdown()
static void	execExternalRestart(java.lang.String command)
java.lang.String	executeCommand(java.lang.String cmd)	Flexible interface for tinkering with mud-host settings.
java.lang.String	getHost()	the hostname of the mud server
java.lang.String	getLanguage()	Return the viewable name of the language supported by this host.
java.util.List<java.lang.Runnable>	getOverdueThreads()	Return any internal threads that are a source of troubles
int	getPort()	the port a given MUD server instance is listening on
java.lang.String	getStatus()	Retrieve a string telling the status of mud startup or shutdown
long	getUptimeSecs()	Retrieve the number of seconds since startup
java.lang.String	geWebHostUrl()	The hostname, port of the most public web server for this host Includes trailing slash
static void	globalShutdown(Session S, boolean keepItDown, java.lang.String externalCommand)
void	interrupt()
boolean	isAcceptingConnections()	Sets whether this mud is accepting connections
static void	main(java.lang.String[] a)
void	run()
void	setAcceptConnections(boolean truefalse)	Sets whether this mud is accepting connections
void	setState(com.planet_ink.coffee_mud.application.MUD.MudState st)
void	shutdown(Session S, boolean keepItDown, java.lang.String externalCommand)	An order to permanently shutdown the entire mud system
java.lang.ThreadGroup	threadGroup()	Because thread groups are used to track configurations, here is a way to get it.

Methods inherited from class java.lang.Object

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

Methods inherited from class java.lang.Thread

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

Constructor Detail

MUD

public MUD(java.lang.String name)

Method Detail

acceptConnection

public void acceptConnection(java.net.Socket sock)
                      throws java.net.SocketException,
                             java.io.IOException

Description copied from interface: MudHost

Handles a connection from a user, and internal states

Specified by:

acceptConnection in interface MudHost

Parameters:

sock - the socket the connection was made on

Throws:

java.net.SocketException - socket exceptions

java.io.IOException - io exceptions

threadGroup

public java.lang.ThreadGroup threadGroup()

Description copied from interface: MudHost

Because thread groups are used to track configurations, here is a way to get it.

Specified by:

threadGroup in interface MudHost

Returns:

the thread group this host was created under.

getLanguage

public java.lang.String getLanguage()

Description copied from interface: MudHost

Return the viewable name of the language supported by this host.

Specified by:

getLanguage in interface MudHost

Returns:

the language supported by this host.

setState

public void setState(com.planet_ink.coffee_mud.application.MUD.MudState st)

run

public void run()

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread

getStatus

public java.lang.String getStatus()

Description copied from interface: MudHost

Retrieve a string telling the status of mud startup or shutdown

Specified by:

getStatus in interface MudHost

Returns:

status of mud startup or shutdown

shutdown

public void shutdown(Session S,
                     boolean keepItDown,
                     java.lang.String externalCommand)

Description copied from interface: MudHost

An order to permanently shutdown the entire mud system

Specified by:

shutdown in interface MudHost

Parameters:

S - a player session to send status messages to. May be null.

keepItDown - true to shutdown, false to restart

externalCommand - if keepItDown is false, an external command to execute

defaultShutdown

public static void defaultShutdown()

globalShutdown

public static void globalShutdown(Session S,
                                  boolean keepItDown,
                                  java.lang.String externalCommand)

interrupt

public void interrupt()

Overrides:

interrupt in class java.lang.Thread

activeThreadCount

public static int activeThreadCount(java.lang.ThreadGroup tGroup,
                                    boolean nonDaemonsOnly)

getHost

public java.lang.String getHost()

Description copied from interface: MudHost

the hostname of the mud server

Specified by:

getHost in interface MudHost

Returns:

hostname or ip address

getPort

public int getPort()

Description copied from interface: MudHost

the port a given MUD server instance is listening on

Specified by:

getPort in interface MudHost

Returns:

the port numbered listened on by this mud instance

geWebHostUrl

public java.lang.String geWebHostUrl()

Description copied from interface: MudHost

The hostname, port of the most public web server for this host Includes trailing slash

Specified by:

geWebHostUrl in interface MudHost

Returns:

http://mydomain:myport/

getOverdueThreads

public java.util.List<java.lang.Runnable> getOverdueThreads()

Description copied from interface: MudHost

Return any internal threads that are a source of troubles

Specified by:

getOverdueThreads in interface MudHost

Returns:

a list of threads that need service or killing

main

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

execExternalRestart

public static void execExternalRestart(java.lang.String command)

setAcceptConnections

public void setAcceptConnections(boolean truefalse)

Description copied from interface: MudHost

Sets whether this mud is accepting connections

Specified by:

setAcceptConnections in interface MudHost

Parameters:

truefalse - whether it is accepting connections

See Also:

MudHost.isAcceptingConnections()

isAcceptingConnections

public boolean isAcceptingConnections()

Description copied from interface: MudHost

Sets whether this mud is accepting connections

Specified by:

isAcceptingConnections in interface MudHost

Returns:

true/false whether it is accepting connections

See Also:

MudHost.setAcceptConnections(boolean)

getUptimeSecs

public long getUptimeSecs()

Description copied from interface: MudHost

Retrieve the number of seconds since startup

Specified by:

getUptimeSecs in interface MudHost

Returns:

number of seconds since startup

executeCommand

public java.lang.String executeCommand(java.lang.String cmd)
                                throws java.lang.Exception

Description copied from interface: MudHost

Flexible interface for tinkering with mud-host settings. Commands to be defined later, or now, or whatever.

Specified by:

executeCommand in interface MudHost

Parameters:

cmd - space-delimited (parsable) command/parm list

Returns:

any return variables

Throws:

java.lang.Exception - any exceptions