au.com.cybersearch2.classytask

Class AsyncBackgroundTask

java.lang.Object

android.support.v4.content.Loader<D>

android.support.v4.content.AsyncTaskLoader<Boolean>

au.com.cybersearch2.classytask.AsyncBackgroundTask

All Implemented Interfaces:

android.support.v4.content.Loader.OnLoadCompleteListener<Boolean>

public class AsyncBackgroundTask
extends android.support.v4.content.AsyncTaskLoader<Boolean>
implements android.support.v4.content.Loader.OnLoadCompleteListener<Boolean>

AsyncBackgroundTask Basic AsyncTaskLoader implementation

Author:

Andrew Bowley 16 Jun 2015

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	AsyncBackgroundTask.TaskCallback

Nested classes/interfaces inherited from class android.support.v4.content.Loader

android.support.v4.content.Loader.ForceLoadContentObserver, android.support.v4.content.Loader.OnLoadCanceledListener<D>, android.support.v4.content.Loader.OnLoadCompleteListener<D>

Constructor Summary

Constructors

Constructor and Description
AsyncBackgroundTask(android.content.Context context) Construct AsyncBackgroundTask object

Method Summary

Methods

Modifier and Type	Method and Description
Boolean	loadInBackground() Execute task in background thread Called on a worker thread to perform the actual load.
void	onLoadComplete(android.support.v4.content.Loader<Boolean> loader, Boolean success) Handle load complete on calling thread
void	onStartLoading() Starts an asynchronous load of the Loader's data.
void	start(AsyncBackgroundTask.TaskCallback taskCallback)

Methods inherited from class android.support.v4.content.AsyncTaskLoader

cancelLoadInBackground, dump, isLoadInBackgroundCanceled, onCanceled, setUpdateThrottle, waitForLoader

Methods inherited from class android.support.v4.content.Loader

abandon, cancelLoad, commitContentChanged, dataToString, deliverCancellation, deliverResult, forceLoad, getContext, getId, isAbandoned, isReset, isStarted, onContentChanged, registerListener, registerOnLoadCanceledListener, reset, rollbackContentChanged, startLoading, stopLoading, takeContentChanged, toString, unregisterListener, unregisterOnLoadCanceledListener

Methods inherited from class java.lang.Object

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

Constructor Detail

AsyncBackgroundTask

public AsyncBackgroundTask(android.content.Context context)

Construct AsyncBackgroundTask object

Parameters:

context - Android context

Method Detail

loadInBackground

public Boolean loadInBackground()

Execute task in background thread Called on a worker thread to perform the actual load.

Specified by:

loadInBackground in class android.support.v4.content.AsyncTaskLoader<Boolean>

Returns:

Boolean object - Boolean.TRUE indicates successful result

See Also:

AsyncTaskLoader.loadInBackground()

onLoadComplete

public void onLoadComplete(android.support.v4.content.Loader<Boolean> loader,
                  Boolean success)

Handle load complete on calling thread

Specified by:

onLoadComplete in interface android.support.v4.content.Loader.OnLoadCompleteListener<Boolean>

Parameters:

loader - the loader that completed the load

success - Boolean object - Boolean.TRUE indicates successful result

onStartLoading

public void onStartLoading()

Starts an asynchronous load of the Loader's data. When the result is ready the callbacks will be called on the process's main thread. If a previous load has been completed and is still valid the result may be passed to the callbacks immediately. The loader will monitor the source of the data set and may deliver future callbacks if the source changes.

Must be called from the process's main thread.

Overrides:

onStartLoading in class android.support.v4.content.Loader<Boolean>

start

public void start(AsyncBackgroundTask.TaskCallback taskCallback)