/**
* Computes a result, or throws an exception if unable to do so.
*
* @return computed result
* @throws Exception if unable to compute a result
*/
@Override
public String call() throws Exception {
Ln.d("Resolving url: %s", mImageUrl);
Image imageAlbum = ImageResolver.resolve(mImageUrl);
if (imageAlbum instanceof ImgurAlbumType) {
ImgurAlbumType imgurAlbumType = (ImgurAlbumType) imageAlbum;
if (imgurAlbumType != null) {
return mImgurImagePrefix + imgurAlbumType.getAlbum().getCover() + mImgurImageSuffix;
}
}
return null;
}
/**
* @param imageUrl the result of {@link #call()}
* @throws Exception, captured on passed to onException() if present.
*/
@Override
protected void onSuccess(String imageUrl) throws Exception {
if (mImageView != null) {
ResolveAlbumCoverWorkerTask albumCoverResolverWorkerTask =
getAlbumCoverResolverTask(mImageView);
if (this == albumCoverResolverWorkerTask) {
try {
Picasso.with(mContext)
.load(Uri.parse(imageUrl))
.placeholder(R.drawable.loading_spinner_48)
.error(R.drawable.error_photo)
.into(mImageView);
} catch (Exception e) {
Ln.e(e, "Failed to load image");
Picasso.with(mContext).load(R.drawable.error_photo).into(mImageView);
}
}
}
}