Package com.mg105.use_cases.map

Class RoomUpdater

java.lang.Object

com.mg105.use_cases.map.RoomUpdater

All Implemented Interfaces:

RoomUpdaterInterface

public class RoomUpdater
extends Object
implements RoomUpdaterInterface

RoomUpdater updates any components that need updating when the state of the current room changes.

One example of a component that might need updating is the GUI.

RoomUpdater makes use of the Java9+ Observable pattern.

Constructor Summary

Constructors

Constructor	Description
RoomUpdater()	Create a new RoomUpdater.

Method Summary

Modifier and Type	Method	Description
void	addObserver(@NotNull PropertyChangeListener observer)	Add a new observer to the RoomUpdater.
void	removeObserver(@NotNull PropertyChangeListener observer)	Remove an observer from the RoomUpdater.
void	updateRoom()	Trigger an update on all the components that need updating on a room state change.

Methods inherited from class java.lang.Object

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

Constructor Details

RoomUpdater

public RoomUpdater()

Create a new RoomUpdater.

Method Details

updateRoom

public void updateRoom()

Trigger an update on all the components that need updating on a room state change.

Specified by:

updateRoom in interface RoomUpdaterInterface

addObserver

public void addObserver(@NotNull
 @NotNull PropertyChangeListener observer)

Add a new observer to the RoomUpdater.

Parameters:

observer - an observer that requires notification of room changes.

removeObserver

public void removeObserver(@NotNull
 @NotNull PropertyChangeListener observer)

Remove an observer from the RoomUpdater.

Parameters:

observer - an observer that no longer requires notification of room changes.