org.cruxframework.crux.core.clientoffline
Class ApplicationCacheHandler

java.lang.Object
  org.cruxframework.crux.core.clientoffline.ApplicationCacheHandler

All Implemented Interfaces:

com.google.gwt.core.client.EntryPoint

public class ApplicationCacheHandler
extends Object
implements com.google.gwt.core.client.EntryPoint

Author:

Thiago da Rosa de Bustamante

Nested Class Summary

static class

ApplicationCacheHandler.CacheEvent

Field Summary

static int	CHECKING
static int	DOWNLOADING
static int	IDLE
static int	OBSOLETE
static int	UNCACHED
static int	UPDATEREADY

Constructor Summary

ApplicationCacheHandler()

Method Summary

static com.google.gwt.event.shared.HandlerRegistration	addApplicationCacheHandler(ApplicationCacheEvent.Handler handler)
protected void	hookAllListeners(ApplicationCacheHandler instance) Hooks all listeners to the specified instance.
static boolean	isSupported()
protected void	onCached() Called when a cached event is triggered
protected void	onChecking() Called when a checking event is triggered
protected void	onDownloading() Called when a downloading event is triggered
protected void	onError() Called when an error event is triggered.
void	onModuleLoad() Initializes and starts the monitoring.
protected void	onNoUpdate() Called when a noupdate event is triggered
protected void	onObsolete() Called when an error event is triggered.
protected void	onProgress(ProgressEvent event) Called when a progress event is triggered
protected void	onUpdateReady() Called when a update ready event is triggered
protected void	requestUpdate(boolean force) Called when a new version of the application cache has been detected.
static void	swapCache()
static void	updateCache() Asks the application cache to update itself.
static void	updateCacheNative() Asks the application cache to update itself.

Methods inherited from class java.lang.Object

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

Field Detail

UNCACHED

public static final int UNCACHED

See Also:

Constant Field Values

IDLE

public static final int IDLE

See Also:

Constant Field Values

CHECKING

public static final int CHECKING

See Also:

Constant Field Values

DOWNLOADING

public static final int DOWNLOADING

See Also:

Constant Field Values

UPDATEREADY

public static final int UPDATEREADY

See Also:

Constant Field Values

OBSOLETE

public static final int OBSOLETE

See Also:

Constant Field Values

Constructor Detail

ApplicationCacheHandler

public ApplicationCacheHandler()

Method Detail

addApplicationCacheHandler

public static com.google.gwt.event.shared.HandlerRegistration addApplicationCacheHandler(ApplicationCacheEvent.Handler handler)

onModuleLoad

public void onModuleLoad()

Initializes and starts the monitoring.

Specified by:

onModuleLoad in interface com.google.gwt.core.client.EntryPoint

updateCache

public static void updateCache()

Asks the application cache to update itself.

updateCacheNative

public static void updateCacheNative()

Asks the application cache to update itself.

swapCache

public static void swapCache()

onCached

protected void onCached()

Called when a cached event is triggered

Parameters:

event - The event.

onChecking

protected void onChecking()

Called when a checking event is triggered

Parameters:

event - The event.

onDownloading

protected void onDownloading()

Called when a downloading event is triggered

Parameters:

event - The event.

onNoUpdate

protected void onNoUpdate()

Called when a noupdate event is triggered

Parameters:

event - The event.

onUpdateReady

protected void onUpdateReady()

Called when a update ready event is triggered

Parameters:

event - The event.

onProgress

protected void onProgress(ProgressEvent event)

Called when a progress event is triggered

Parameters:

event - The event.

onError

protected void onError()

Called when an error event is triggered.

Parameters:

event - The error event.

onObsolete

protected void onObsolete()

Called when an error event is triggered.

Parameters:

event - The error event.

requestUpdate

protected void requestUpdate(boolean force)

Called when a new version of the application cache has been detected. Asks the user if we should update now unless forced.

Parameters:

force - true to force reloading the site without asking the user.

isSupported

public static boolean isSupported()

Returns:

hookAllListeners

protected final void hookAllListeners(ApplicationCacheHandler instance)

Hooks all listeners to the specified instance.

Parameters:

instance - the instance to hook the listeners to.