org.intranet.elevator.model
Class Door

java.lang.Object
  org.intranet.sim.ModelElement
      org.intranet.elevator.model.Door

public class Door

extends ModelElement

A door that opens and closes. Valid states:

State	Variables	Transitions
	state	open()	[OpenEvent]	close()	[CloseEvent]
CLOSED		OPENING	Impossible	Illegal	Impossible
OPENING		Illegal	opened(): OPENED [doorOpened()]	Illegal	Impossible
OPENED		Illegal	Impossible	close(): CLOSING	Impossible
CLOSING		OPENING	Impossible	Illegal	closed(): CLOSED [doorClosed()]

Nested Class Summary

private class	Door.CloseEvent
static interface	Door.Listener
private class	Door.OpenEvent
static class	Door.State

Field Summary

private static long	CLOSE_TIME
private static long	CLOSE_WAIT_TIME
private Event	event
private Location	from
private java.util.List	listeners
private int	percentClosed Varies from 0 to 100.
private java.util.List	priorityListeners
private Door.State	state
private Location	to

Fields inherited from class org.intranet.sim.ModelElement

eventQueue

Constructor Summary

(package private)

Door(EventQueue eQ, Location fromLocation, Location toLocation)

Method Summary

void	addListener(Door.Listener l, boolean highPriority)
(package private) void	close()
private void	closed()
Location	getFrom()
long	getMinimumCycleTime()
int	getPercentClosed() Returns the percentage the door is closed in its current state.
Door.State	getState()
Location	getTo()
boolean	isOpen()
void	open()
private void	opened()
void	removeListener(Door.Listener l)
private void	setState(Door.State state)

Methods inherited from class java.lang.Object

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

Field Detail

state

private Door.State state

percentClosed

private int percentClosed

Varies from 0 to 100. The door starts closed.

from

private Location from

to

private Location to

listeners

private java.util.List listeners

priorityListeners

private java.util.List priorityListeners

event

private Event event

CLOSE_TIME

private static final long CLOSE_TIME

See Also:

Constant Field Values

CLOSE_WAIT_TIME

private static final long CLOSE_WAIT_TIME

See Also:

Constant Field Values

Constructor Detail

Door

Door(EventQueue eQ,
     Location fromLocation,
     Location toLocation)

Method Detail

getState

public Door.State getState()

setState

private void setState(Door.State state)

getPercentClosed

public int getPercentClosed()

Returns the percentage the door is closed in its current state.

Returns:

An int between 0 and 100.

getFrom

public Location getFrom()

getTo

public Location getTo()

isOpen

public boolean isOpen()

open

public void open()

close

void close()

closed

private void closed()

opened

private void opened()

addListener

public void addListener(Door.Listener l,
                        boolean highPriority)

removeListener

public void removeListener(Door.Listener l)

getMinimumCycleTime

public long getMinimumCycleTime()