public SearchResultAdapter(List<Album> mAlbums) {
this.mAlbums = mAlbums;
mBitmapDownloader = new BitmapDownloader<>(new Handler());
mBitmapDownloader.setOnBitmapDownloadedListenner(this);
mBitmapDownloader.start();
mBitmapDownloader.getLooper();
}
void addDownloadTarget(
PictureCache cache,
String URL,
Object cookie,
PictureLoaderHandler loadHandler,
CacheKey key,
long itemDate,
LifeSpan lifeSpan) {
// find out if that URL is already loading, if so add the view to the recipient
synchronized (mJobs) {
// add job by URL
BitmapDownloader downloader = mJobs.get(URL);
if (DEBUG_DOWNLOADER)
LogManager.logger.i(
PictureCache.LOG_TAG, "add loader:" + loadHandler + " to downloader:" + downloader);
final boolean targetAdded =
downloader != null && downloader.addTarget(loadHandler, key, itemDate, lifeSpan);
if (!targetAdded) {
if (DEBUG_DOWNLOADER)
LogManager.logger.i(
PictureCache.LOG_TAG,
"add new downloader for "
+ URL
+ " key:"
+ key
+ " loader:"
+ loadHandler
+ " jobs:"
+ mJobs);
// create a fresh new one if an old one is not ready to accept our loadHandler
downloader = new BitmapDownloader(URL, cookie, cache);
downloader.setMonitor(this);
mJobs.put(URL, downloader);
downloader.addTarget(loadHandler, key, itemDate, lifeSpan);
}
if (DEBUG_DOWNLOADER) {
downloader = mJobs.get(URL);
LogManager.logger.e(
PictureCache.LOG_TAG,
"downloader for " + URL + " = " + downloader + " loader added:" + targetAdded);
}
}
}
/**
* has to be done before a new {@link PictureLoaderHandler.setLoadingNewURL(DownloadManager,
* String, SimpleLogger)}
*
* @param loadHandler
* @param URL TODO
* @return true if there was a task loading
*/
boolean cancelDownloadForLoader(PictureLoaderHandler loadHandler, String URL) {
synchronized (mJobs) {
if (DEBUG_DOWNLOADER)
LogManager.logger.i(
PictureCache.LOG_TAG,
"cancelDownloadForLoader for " + URL + " loadHandler:" + loadHandler);
if (!TextUtils.isEmpty(URL)) {
BitmapDownloader downloader = mJobs.get(URL);
if (DEBUG_DOWNLOADER)
LogManager.logger.i(
PictureCache.LOG_TAG,
" cancelDownloadForLoader loadHandler:" + loadHandler + " found:" + downloader);
if (downloader != null) {
// LogManager.logger.d(PictureCache.TAG, "cancelDownloadForTarget for URL " + URL+" for
// "+loader);
return downloader.removeTarget(loadHandler);
}
}
}
// find the target by view
// LogManager.logger.w(PictureCache.TAG, "cancelDownloadForTarget by key " + loader);
Enumeration<BitmapDownloader> downloaders = mJobs.elements();
while (downloaders.hasMoreElements()) {
BitmapDownloader downloader = downloaders.nextElement();
if (downloader.removeTarget(loadHandler)) {
if (DEBUG_DOWNLOADER)
LogManager.logger.i(
PictureCache.LOG_TAG,
" cancelDownloadForLoader loadHandler:"
+ loadHandler
+ " deleted on:"
+ downloader /*+" url:"+url*/);
return true;
}
}
if (DEBUG_DOWNLOADER)
LogManager.logger.w(
PictureCache.LOG_TAG,
"cancelDownloadForLoader do nothing for loadHandler:" + loadHandler);
return false;
}
@Override
public void onJobFinishedWithNewBitmaps(
BitmapDownloader downloader, HashMap<CacheVariant, Drawable> newBitmaps) {
if (mMonitor != null)
mMonitor.onNewBitmapLoaded(
newBitmaps, downloader.getURL(), downloader.getItemDate(), downloader.getLifeSpan());
synchronized (mJobs) {
if (mJobs.containsKey(downloader.getURL())) {
mJobs.remove(downloader.getURL());
if (DEBUG_DOWNLOADER)
LogManager.logger.i(
PictureCache.LOG_TAG,
"Job Finishing for " + downloader.getURL() + " remaining:" + mJobs);
} else
LogManager.logger.w(
PictureCache.LOG_TAG,
"Unknown job finishing for " + downloader.getURL() + " remaining:" + mJobs);
}
}