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package com.cyanogenmod.eleven.loaders;
import android.content.Context;
import android.support.v4.content.AsyncTaskLoader;
/**
* <a href="http://code.google.com/p/android/issues/detail?id=14944">Issue
* 14944</a>
*
* @author Alexander Blom
*/
public abstract class WrappedAsyncTaskLoader<D> extends AsyncTaskLoader<D> {
private D mData;
/**
* Constructor of <code>WrappedAsyncTaskLoader</code>
*
* @param context The {@link Context} to use.
*/
public WrappedAsyncTaskLoader(Context context) {
super(context);
}
/**
* {@inheritDoc}
*/
@Override
public void deliverResult(D data) {
if (!isReset()) {
this.mData = data;
super.deliverResult(data);
} else {
// An asynchronous query came in while the loader is stopped
}
}
/**
* {@inheritDoc}
*/
@Override
protected void onStartLoading() {
if (this.mData != null) {
deliverResult(this.mData);
} else if (takeContentChanged() || this.mData == null) {
forceLoad();
}
}
/**
* {@inheritDoc}
*/
@Override
protected void onStopLoading() {
// Attempt to cancel the current load task if possible
cancelLoad();
}
/**
* {@inheritDoc}
*/
@Override
protected void onReset() {
super.onReset();
// Ensure the loader is stopped
onStopLoading();
this.mData = null;
}
}
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