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package de.danoeh.antennapod.service.download;
import android.os.Handler;
import de.danoeh.antennapod.R;
import de.danoeh.antennapod.asynctask.DownloadStatus;
/** Downloads files */
public abstract class Downloader extends Thread {
private static final String TAG = "Downloader";
private Handler handler;
private DownloadService downloadService;
protected boolean finished;
protected volatile boolean cancelled;
protected volatile DownloadStatus status;
public Downloader(DownloadService downloadService, DownloadStatus status) {
super();
this.downloadService = downloadService;
this.status = status;
this.status.setStatusMsg(R.string.download_pending);
this.cancelled = false;
handler = new Handler();
}
/**
* This method must be called when the download was completed, failed, or
* was cancelled
*/
protected void finish() {
if (!finished) {
finished = true;
handler.post(new Runnable() {
@Override
public void run() {
downloadService.onDownloadCompleted(Downloader.this);
}
});
}
}
protected abstract void download();
@Override
public final void run() {
download();
finish();
}
public DownloadStatus getStatus() {
return status;
}
public void cancel() {
cancelled = true;
}
}
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